ap Flashcards

10340713136	myoblasts	stem cells that fuse to form each muscle fiber	0
10340713137	prime mover (agonist)	produces most of force	1
10340713138	isometric contraction	Muscle contracts but there is no movement, muscle stays the same length	2
10340713139	threshold	voltage producing an action potential = twitch ex - muscle twitch in frog	3
10340713140	twitch	quick cycle of contraction and relaxation	4
10340713141	Innervation	Nerve stimulation of a muscle	5
10340713142	Antagonist	Opposes the prime mover	6
10340713143	Fixator	prevents movement of bone	7
10340713144	skeletal muscle innervation	muscle revived info from brain	8
10340713145	circular muscle	muscle that forms a ring around a body opening ex eyes	9
10340713146	motor unit	several neuromuscular junctions	10
10340713147	Cations	+ charge	11
10340713148	Anions	- charge	12
10340713149	Depolarization	inside the cell briefly becomes positive	13
10340713150	depolarization + repolarization	action potentional	14
10340713151	ecf	outside	15
10340713152	icf	inside	16
10340713153	F-actin	string of necklace	17
10340713154	G-actin	beads, active sites same shape of thick	18
10340713155	Tropomyosin	covers g-actin sites speggiti	19
10340713156	troponin	active sites for calcium, triangles	20
10340713157	umbilical hernia	viscera protrude through the navel, athletic injuries	21
10340713158	plantar fasciitis	not muscle related heel pain	22
10340713159	tennis elbow	muscle tendons of forearm attach to bony area hurt	23
10340713160	fascia	separates muscles helps to protect	24
10340713161	superficial fascia	adipose between skin and muscles	25
10340713162	deep fascia	found between adjacent muscles	26
10340713163	extrinsic	muscle found outside the region ex forearm muscles to move the fingers	27
10340713164	Types of muscle	Skeletal, cardiac, smooth	28
10340713165	characteristics of muscles	movement of body parts and organs maintain posture and prevent movement communication control openings of passage ways heat protection	29
10340713166	Striations	Stripes	30
10340713167	Synergist	Muscle that assists a prime mover	31
10340713168	direct attachment to bones	muscle that lines the ribs no tendons	32
10340713169	rigor mortis	no atp to cause muscle relaxation	33
10340713170	chewing	temporalis masster medial and lateral	34
10340713171	swallowing	digastric mylohyoid genihyoid stylohiod thyrohyiod	35
10340713172	external oblique	go in from sides	36
10340713173	internal oblique	from middle facing external oblique	37
10340713174	transverse	across	38
10340713175	rectus abdominis	six pack	39
10340713176	isotonic muscle contraction concentric	tension when shortening	40
10340713177	isotonic muscle contraction eccentric	tension when lengthing	41
10340713178	origin	attachment to stationary end of muscles	42
10340713179	parallel muscles	six pack	43
10340713180	fusiform muscles	thick in the middle and tapered at each end	44
10340713181	Insertion	attachment to movable bone	45
10340713182	Tendons	indirect attachment to bone	46
10340713183	dystonia	muscle full on contracts at unwanted times brain thing	47
10340713184	intrinsic	muscle contained within a region muscle in hand	48
10340713185	skeletal muscle	voluntary striated muscle that is usually attached to one or more bones	49
10340713123	belly	thicker middle region of muscles	50
10340713124	inguinal hernia	most common, males, viscera enters inguinal canal or scrotum	51
10340713125	pennate muscles	fascicles insert obliquely on a tendon	52
10340713126	convergent muscle	broad at origin and tapering to a narrower insertion	53
10340713127	satellite cells	unspecialized myoblasts	54
10340713128	fibrosis	replacement of damaged cells with scar tissue	55
10340713129	synaptic cleft	tiny gap between nerve and muscle cells	56
10340713130	basal lamina	thin layer of collagen and glycoprotein over all of muscle fiber	57
10340713131	end plate potential	several channels open and close at the same time	58
10340966205	anaerobic	generating energy without energy short and intense	59
10340966206	aerobic	generating energy with oxygen	60
10340966207	Phosphagen	short and intense, takes advantage of oxygen in muscles	61
10340966208	glycogen	can provide energy for 40 seconds	62
10340966209	latic acid	causes pain when we burn glycogen	63
10340966210	fatigue	passed limits KA pumps start to fail latic acid builds cell becomes negatively charged hyperpolarizes cell	64
10340966211	slow twitch	resistant to fatigue, less blood	65
10340966212	fast twitch	burst of activity abundant amount of blood	66
10340966213	cardiac muscle	reaches fatigue very slowly, slow twitch, lots of mitochondria	67
10340966214	angina pectoris	chest pain	68
10340966215	heart attack	forcing heart to use anaerobic without oxygen to develop ATP -usually blockage	69
10340966216	smooth muscle	involuntary muscle found in internal organs no sitrations no sarcomeres	70