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Anatomy and Physiology test 1 Flashcards

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14217642602Define Anatomystudy of the structure of body parts and their relationship0
14217642603What are the subdivisions of anatomy? (5)Regional Systematic Surface Cytology histology1
14217642604What is regional anatomy?all the structures (muscles, bones, blood vessels, nerves, etc.) in particular region of the body, such as the abdomen or leg, are examined at the same time2
14217642605What is systematic anatomy?When the body structure is studied system by system3
14217642606What is surface anatomy?the study of internal structures as they relate to the overlying skin surface4
14217642607What is cytology?studies and considers the calls of the body5
14217642608What is histology?study of tissues6
14217642609Define physiologystudy of the function of the body7
14217642610What is the principle of complementary?Anatomy and physiology are inseparable Function always reflects structure What a structure can do depends on its specific form8
14217642611What is the anatomical position?The body is erect, the feet are slightly apart, the head is held high, and the palms of the hands are facing forward, thumbs away from the body9
14217642612Superior (cranial)toward the head10
14217642613Inferior (caudal)away from the head11
14217642614ventral (anterior)toward or at the front of the body12
14217642615Dorsal (posterior)Toward or at the back of the body13
14217642616Medialtoward the midline14
14217642617lateralaway from the midline15
14217642618intermediatebetween a more medial and a more lateral structure16
14217642619proximalCloser to the point of attachment17
14217642620Distalaway from the point of attachment18
14217642621Superficial (external)toward or at the body surface19
14217642622Deep (internal)away from the body surface20
14217642623abdominalanterior body trunk inferior to ribs21
14217642624acromialpoint of shoulder22
14217642846antebrachial23
14217642847antecubital24
14217642625axillaryarmpit25
14217642626brachialarm26
14217642627buccalcheek27
14217642628carpalwrist28
14217642629cervicalneck29
14217642630coxalhip30
14217642631cruralleg31
14217642632digitalfingers, toes32
14217642633femoralthigh33
14217642634fibularside of leg34
14217642635halluxbig toe35
14217642636inguinalgroin36
14217642637mammorybreast37
14217642638manushand38
14217642639nasalnose39
14217642640oralmouth40
14217642641orbitaleye cavity41
14217642642patellarknee cap42
14217642643pelvicpelvis region43
14217642644pollexthumb44
14217642645pubicgenital region45
14217642646sternalbreastbone46
14217642647tarsalankle47
14217642648thoracicchest48
14217642649umbilicalnavel49
14217642650calcanealheel50
14217642651Cephalichead51
14217642652glutealrump52
14217642653lumbarbetween ribs and hips53
14217642654occipitalposterior surface of head54
14217642655olecranalback of elbow55
14217642656oticear56
14217642657poplitealback of knee57
14217642658sacralbetween hips58
14217642659scapularshoulder blade59
14217642660suralcalf60
14217642661vertebralspinal column61
14217642662frontal (coronal)vertical divides into anterior and posterior parts62
14217642663Sagittal (Midsagittal/parasagittal)vertical divides into right and left parts63
14217642664transverse (horizontal)horizontally into superior and inferior parts64
14217642665Dorsal cavityprotects nervous system subdivisions: cranial cavity and vertebral cavity65
14217642666Ventral CavityHouses internal organs subdivisions: -pleural cavities (lungs -mediastinum: contains pericardial cavity w/ heart and surrounds remaining thoracic organs: esophagus and trachea -abdominal pelvic cavity66
14217642667Membranes in the ventral body cavity-Serous membrane or serosa --Thin, double-layered membranes ---Parietal serosa lines internal body cavity walls ---Visceral serosa covers internal organs (viscera) -Layers separated by slit-like cavity filled with serous fluid --Fluid secreted by both layers of membrane67
14217642668Examples of serous membranespleura, pericardium, peritoneum68
14217642669right upper quadrantliver gallbladder duodenum head of pancreas right adrenal gland upper lobe of right kidney hepatic flexure of colon section of ascending colon section of transverse colon69
14217642670right lower quadrantLower lobe of left kidney cecum appendix right ovary right fallopian tube right ureter right spermatic cord section of ascending colon part of uterus if enlarged70
14217642671left upper quadrantleft lobe of liver spleen upper lobe of left kidney stomach left adrenal gland pancreas splenic flexure of colon section of transverse colon section of descending colon71
14217642672left lower quadrantPart of descending colon Sigmoid colon Left ovary left fallopian tube Left ureter Left spermatic cord lower lobe of left kidney part of uterus if enlarged72
14217642848abdominopelvic regions73
14217642673Levels of Structural Organizationchemical: atoms, molecules and organelles cellular: cells tissue: groups of cells organ: contains 2 or more types of tissue organ system: organs that work closely together organismal: all organ systems74
14217642674Necessary Life Functions1. Maintaining boundaries 2. Movement 3. Responsiveness 4. Digestion 5. Metabolism 6. Excretion 7. Reproduction * 8. Growth75
14217642675Interdependence of body cellsHumans are multicellular To function, must keep individual cells alive All cells depend on organ systems to meet their survival needs76
14217642676requirements for human lifeoxygen nutrients water normal body temp appropriate atmospheric pressure (box)77
14217642677Define homestasissteady state of body systems that living organisms maintain78
14217642678Components of a Control Mechanismreceptor, control center, effector79
14217642679receptormonitors environment and responds to stimuli (change in temp)80
14217642680control centerdetermines the set point at which the variable is maintained receives input from receptor and determines appropriate response (thermostat, room temp is controlled variable)81
14217642681Effectorprovides the means for the control center's response to the stimulus receives output from the control center response is produced based on the feed back loop82
14217642682negative feedbackproduces a change to reverse the situation and return the value to the normal range83
14217642683positive feedbackwill cause change in the variable in the same direction as the initial change84
14217642684What could be the result of homeostatic imbalance in body?increase risk of disease85
14217642685What are the main systems of the human body? (11)lymphatic integumentary endocrine reproductive urinary cardiovascular respiratory skeletal muscular nervous digestive86
14217642686lymphatic system-picks up fluids leaked from the capillaries -supports immune systems: houses white blood cells87
14217642687Integumentary systemprotects organs from injury and helps regulate body temp88
14217642688Skeletal systemProtects and supports body organs provides a framework the muscles use to support movement levers for muscular action89
14217642689Muscular Systemcontract and shorten in order to move and generate heat90
14217642690nervous systemAllows the body to sense and respond to its environment; helps maintain homeostasis.91
14217642691Endocrine systempromotes growth and development produces hormones helps regulate long term homeostasis92
14217642692cardiovascular systemBlood vessels transport blood, which carries oxygen, carbon dioxide, nutrients, wastes, etc. The heart pumps blood. protects with blood clots, antibodies and other protein molecules93
14217642693respiratory systemBrings oxygen into the body. Gets rid of carbon dioxide.94
14217642694digestive systemBreaks down food into smaller molecules. Absorbs these nutrients into the body.95
14217642695urinary systemEliminates nitrogenous wastes from the body. Regulates water, electrolyte and acid-base balance of the blood.96
14217642696Male and Female Reproductive SystemOverall function is the production of offspring.97
14217642697Explain the cell theory1. all organisms are made up of basic living units called cells. 2. all cells come from pre-existing cells 3. cell is the basic unit of life98
14217642698Describe cell diversityOver 200 different types of human cells differ in size, shape, subcellular components and functions99
14217642699Identify and explain the parts of the generalized cellplasma membrane cytoplasm nucleus all cells have some common structures and functions100
14217642700Define plasma membraneA selectively permeable membrane, which encloses the cell. Also known as a cell membrane. - The plasma membrane is called a Phospholipid bilayer because the structure is composed of TWO layers of phospholipids.101
14217642701What are the 3 membrane lipids?75% phospholipids 5% glycolipids 20% cholesterol102
14217642702What is the structure of a phospholipid?glycerol, two fatty acids, and a phosphate group hydrophobic tails and a hydrophilic head103
14217642703Types of membrane proteinsintegral proteins and peripheral proteins104
14217642704integral proteinspenetrate the hydrophobic interior of the lipid bilayer105
14217642705peripheral proteinsbound to the surface of the membrane106
142176427066 functions of membrane proteins1. Transport 2. Receptors for signal transduction 3. Attachment to cytoskeleton and extracellular matrix 4. Enzymatic activity 5. Intercellular joining 6. Cell-cell recognition107
14217642707What are the 3 types of cell junctions1. tight junctions 2. desmosomes 3. gap junctions108
14217642708tight junctionsMembranes of neighboring cells are pressed together, preventing leakage of extracellular fluid109
14217642709DesmosomesAnchoring junctions that prevent cells from being pulled apart110
14217642710gap junctionsprovide cytoplasmic channels between adjacent animal cells111
142176427112 types of cytoplasmic organellesmembranous and nonmembranous112
14217642712membranous organellesmitochondria nucleus endoplasmic reticulum golgi apparatus lysosomes peroxisomes113
14217642713nonmembranous organellesribosomes cytoskeleton centrioles114
14217642714Define mitochondriaPowerhouse of the cell it has a double membrane and produces energy115
14217642715Define ribosomessite of protein synthesis116
14217642716Define endoplasmic reticuluminternal membrane system where lipid components of cell membranes are made117
14217642717Define smooth endoplasmic reticulumsteroid and lipid synthesis lipid metabolism drug detoxification NO protein synthesis related function118
14217642718Define Rough Endoplasmic ReticulumRough ER membranes are studded with ribosomes that make membrane proteins and secretory proteins.119
14217642719Define Golgi ApparatusStack of membranes that modifies, sorts, and packages proteins and other materials for storage or release120
14217642720Define peroxisomesA cell organelle containing enzymes that catalyze the production and breakdown of hydrogen peroxide121
14217642721Define lysosomesorganelle that breaks down organelles that are no longer useful122
14217642722Define cytoskeletonNetwork of protein fibers that help the cell maintain its shape and allow it to move123
14217642723Define microfilamentsA type of cytoskeleton -helps support the cell and give it shape124
14217642724Define intermediate filamentscables made of fibrous protein. anchor organelles - relatively permanent attach to desomosomes most stable and permanent of cytoskeleton filaments125
14217642725Define microtubuleslong, hollow cylinders made of tubulin determine overall shape of cell and distribution of organelles126
14217642726Define centrioles and centrosomescentrioles: cylinders, paired, right angles centrosomes: cytoplasm/matrix that surrounds centrioles127
14217642727Cellular ExtensionsCilia, Flagella and Microvilli128
14217642728ciliaHairlike projections that extend from the plasma membrane and are used for locomotion129
14217642729Flagellawhiplike tails found in one-celled organisms to aid in movement130
14217642730Microvilliprojections that increase the cell's surface area131
142176427313 structures of the nucleusnuclear envelope, nucleoli, chromatin132
14217642732define nuclear envelopedouble membrane that surrounds the nucleus133
14217642733Define nucleolisight of protein synthesis within the nucleus134
14217642734Define ChromatinComplex of DNA and protein molecules.135
14217642735Smooth ER clinical connectionRepeated exposure to certain drugs can increase the amount of smooth ER and enzymes because the smooth ER is the sight of detox136
14217642736passive transportthe movement of substances across a cell membrane without the use of energy by the cell137
14217642737active transportEnergy-requiring process that moves material across a cell membrane against a concentration difference138
14217642738passive transport processesDiffusion -simple diffusion -facilitated diffusion -osmosis Filtration139
14217642739active transport processesexocytosis, endocytosis, pinocytosis, phagocytosis140
14217642740Carrier-mediated facilitated diffusionMolecule binds to specific protein that changes shape to carry molecule across the plasma membrane141
14217642741Channel-mediated facilitated diffusionthrough a channel protein; mostly ions selected on basis of size and charge142
14217642742Define osmosisdiffusion of water across a selectively permeable membrane143
14217642743Define tonicitythe ability of a solution to cause a cell to gain or lose water144
14217642744Isotonicwhen the concentration of two solutions is the same145
14217642745hypotonicHaving a lower concentration of solute than another solution146
14217642746HypertonicHaving a higher concentration of solute than another solution.147
14217642747What happens to red blood cell in isotonic solution?Net movement of water: inside to outside Cell size: stay same148
14217642748What happens to red blood cell in hypotonic solution?net movement: outside to inside cell size: swell/burst149
14217642749What happens to red blood cell in hypertonic solution?net movement: inside to outside cell size: shrink150
142176427502 types of active processes:1. active transport 2. vesicular transport151
14217642751Define active transportMovement across cell membrane--from low to high concentration--requires energy152
14217642752Define vesicular transportTransport of large particles, macromolecules and fluids across membranous sacs called vesicles requires ATP involves formation of protein coated vesicles153
142176427532 types of Active transportprimary active transport secondary active transport154
14217642754define primary active transportenergy from hydrolysis of ATP causes shape change in transport protein that "pumps" solutes (ions) across membrane155
14217642755secondary active transportenergy is stored in a concentration gradient and used to "drive" other substances across a membrane against their own concentration gradient156
14217642756Define sodium-potassium pumpCarrier protein in the plasma membrane that moves sodium ions out of cells and potassium ions into cells; 3 sodium out of and 2 potassium ions into157
14217642757What type of solution can be used to treat patients with edema?hypertonic solution because it relieves fluid overload by causing osmosis of water from interstitial fluid into the blood158
14217642758What type of solution can be sued to treat patients with dehydration?Hypotonic solution because the water from the hypotonic solution moves from the blood into interstitial fluid and then into body cells to rehydrate them.159
14217642759Define tissuesgroup of similar cells that performs a specialized function160
14217642760Define histologystudy of tissues161
14217642761What are the four main tissue types?epithelial connective muscle nervous162
14217642762What is the general purpose of epithelial tissue?form boundaries163
14217642763What is the general purpose of connective tissue?bind and support protect insulate store reserve fuel transport substances (blood)164
14217642764What is the general purpose of muscle tissue?responsible for most types of movement165
14217642765What is the general purpose of nervous tissue?regulates and controls body functions166
14217642766examples of epithelial tissueepidermis inner lining of digestive tract liver other glands167
14217642767Examples of connective tissuebone cartilage tendons ligaments adipose tissue blood168
14217642768Examples of muscle tissueskeletal cardiac smooth169
14217642769Examples of nervous tissuebrain spinal cord nerves170
14217642770What are the names of the embryonic germ layer?ectoderm mesoderm endoderm171
14217642771what embryonic germ layer produces what tissue?ectoderm: epithelial mesoderm: connective endoderm: epithelial172
14217642772What do epithelial tissues do?form the boundaries that separate us from the outside world173
14217642773What are the 2 main types of epithelial tissue?glandular and membranous174
14217642774What are the functions of epithelial tissues?protection absorption filtration secretion175
14217642775What are the 5 characteristics of epithelial tissue?specialized contacts polarity supported by connective tissue avascular, but not innervated can regenerate176
14217642776specialized contactscells joined by special junctions177
14217642777Polarity exampleMolecules having uneven distribution of charges intestines178
14217642778Avascular epithelial tissuewithout a blood supply 1. Epidermis179
14217642779apicaltop180
14217642780basalbottom181
14217642781What is the basement membrane? composted of?reinforces epithelial sheet and defines epithelial boundary composed of: basal lamina and reticular lamina182
14217642782basal lamina vs reticular laminabasal: glycoproteins and collagen fibers adhesive sheet selective filter scaffolding for cell migration in wound repair reticular: deep to basal network of collagen fibers183
14217642783How are epithelial tissues classified?shape and number of layers184
14217642784simple vs stratifiedsingle vs multiple layers185
14217642785What does the shape of the cell tell us?location of nucleus186
14217642786Squamousflat187
14217642787Cuboidalcube shaped188
14217642788columnarcolumn shaped189
14217642789Define glandone or more cells that make and secrete a particular product190
14217642790Define endocrine glandsinternally secreting191
14217642791Define exocrine glandsexternally secreting192
14217642792define unicellular glandsmucous cells and goblet cells produce mucin dissolves in water to form mucous found in epithelial linings of intestinal and respiratory tracts193
14217642793Define multicellular glandscomposed of a duct and secretory unit usually surrounded by supportive connective tissue supplies blood and nerve fibers194
14217642794What is a goblet cell?a column-shaped cell found in the respiratory and intestinal tracts, which secretes the main component of mucus.195
14217642795How are multicellular exocrine glands classified?structure and mode of secretion196
14217642796What are the modes of secretion for multicellular glands?merocrine: secretes by exocytosis (cells stays in tact) holocrine: cell ruptures apocrine: between the 2 only top layer ruptures197
14217642797what are the two types of structures for multicellular glands?duct and secretory198
14217642798Duct StructureSimple: One duct Compound: must divide into two or more ducts199
14217642799Secretory structurestubular alveolar tubuloalveolar200
14217642800examples of duct and secretory structuressimple tubular: intestinal gland simple branched tubular: stomach glands compound tubular: duodenal glands simple alveolar: no important ones in humans simple branched alveolar: sebaceous glands compound alveolar: mammary glands compound tubuloalveolar: salivary glands201
142176428014 main classes of connective tissue1. connective tissue proper 2. cartilage 3. bone 4. blood202
14217642802What are the 2 basic elements of connective tissue?extracellular matrix connective tissue cells203
14217642803Define extracellular matrixNon-living material that surrounds living cells204
14217642804Major Functions of Connective Tissuebinding and support protecting insulating storing reserve fuel transporting substances (blood)205
14217642805What is the ground substance?unstructured material that fills the space between the cells and contains the fibers206
142176428063 different types of connective tissue fiberscollagen elastic fibers reticular207
14217642807Define collagen fibersstrongest and most abundant type provides high tensile strength208
14217642808define elastic fibersnetworks of long, thin, elastin fibers allow for stretch and recoil209
14217642809Define reticular fibersshort, fine, highly branched collagenous fibers210
14217642810What are the cells of the connective tissue?Fibroblasts, macrophages, mast cells, plasma cells, leukocytes, adipose cells211
14217642811What is connective tissue proper?all connective tissues except bone, cartilage, and blood212
14217642812subclasses of connective tissue proper1. Loose connective tissue 2. Dense connective tissue213
14217642813loose connective tissueareolar, adipose, reticular214
14217642814dense connective tissueregular, irregular, elastic215
14217642815areolar connective tissuesoft packaging material that cushions and protects body organs216
14217642816adipose connective tissueacts as a storage depot for fat217
14217642817reticular connective tissueforms supporting tissue in walls of liver and spleen218
14217642818dense regular connective tissuetendons and ligaments219
14217642819dense irregular connective tissueFunction: able to withstand tension exerted in many directions; provides structural strength Location: fibrous capsules of organs and joints; dermis of the skin; submucosa of digestive tract220
14217642820dense elastic connective tissueabundant elastic fibers among collagen fibers221
142176428213 types of cartilagehyaline, elastic, fibrocartilage222
14217642822hyaline cartilagedescription: no specific shape but firm matrix function: supports and reinforce, resilient cushion location: costal cartilage of ribs223
14217642823elastic cartilagedescription: no specific shape but firm matrix function: maintains shape while allowing flexibility location: ear224
14217642824Fibrocartilagedescription: no specific shape but firm matrix function: absorb compressive shock location intervertebral discs225
14217642825Define the connective tissue bonedescription: hard calcified matrix osteoblasts produce the matrix osteocytes lie in lacunae and maintain matrix well vascularized function: supports and protects bony structures/ organs, provides levers for muscles to produce movement location: bones of human226
14217642826blooddescription: red and white blood cells in a fluid matrix (plasma) function: transport respiratory gases, nutrients, wasted and other substances location: within vessels227
14217642827Muscle tissueresponsible for movement228
142176428283 types of muscle tissueskeletal, cardiac, smooth229
14217642829skeletal muscle tissueDescription: Long, cylindrical, multinucleate cells; obvious striations Function: Voluntary movement; locomotion; manipulation of the environment; facial expression; voluntary control Location: In skeletal muscles attached to bones or occasionally to skin230
14217642830cardiac muscle tissueDescription: Branching striated, generally uninucleate cells that interdigitate at specialized junctions (intercalated discs) Function: as it contracts it propels blood into the circulation, involuntary control Location: the walls of the heart231
14217642831smooth muscle tissueDESCRIPTION: shorter cells, single, central nucleus FUNCTION: involuntary movements of internal organs LOCATION: walls of hollow internal organs232
14217642832What is nervous tissue?the main tissue component of the two parts of the nervous system233
142176428332 types of nervous tissueneurons and neuroglia234
14217642834function and location of nervous tissueFunction: transmit electrical signals Location: brain, spinal cord, nerves235
14217642835Regenerative Capacity in Different Tissues-Regenerate extremely well: Epithelial tissues bone areolar connective tissue dense irregular connective tissue blood-forming tissue -Moderate regenerating capacity: Smooth muscle dense regular connective tissue -Virtually no functional regenerative capacity Cardiac muscle nervous tissue of brain and spinal cord236
14217642836What is a membrane?flat sheets of flexible tissue that cover or line a body structure237
142176428372 main types of tissue membranesconnective and epithelial238
14217642838epithelial membranescutaneous, mucous, serous239
14217642839connective membranesynovial240
14217642840Where are synovial membranes found?joint cavities241
14217642841Where are cutaneous membranes found?skin242
14217642842What are mucous membranes opened/closed to?open to exterior243
14217642843What are serous membranes opened/closed to?closed to exterior244
14217642844The pap test test what type of epithelial tissue of the vagina and cervix?nonkeratinized stratified squamous245
14217642845does the pap test collect the cells of the apical or basal layer?apical246

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