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| 5437114295 | hematology | What specialty in medicine focuses on blood? | 0 | |
| 5437114296 | connective | Which of four primary tissue types is blood? | 1 | |
| 5437114297 | plasma, leukocytes and platelets, and erythrocytes | When blood is centrifuged three layers form. List them. | 2 | |
| 5437114298 | transportation, regulation, protection | List the three major functions of blood. | 3 | |
| 5437114299 | oxygen, carbon dioxide, nutrients, hormones, waste products, components of the immune system, regulatory proteins | What does the blood transport? | 4 | |
| 5437114300 | body temperature, pH, fluid levels in the blood | What does the blood help regulate? | 5 | |
| 5437114301 | immunity & clotting | How does the blood help protect the body? | 6 | |
| 5437114302 | water, proteins, other solutes | What are the major components of plasma? | 7 | |
| 5437114303 | erythrocytes, leukocytes, platelets | List the formed elements of the blood. | 8 | |
| 5437114304 | cardiology | What specialty in medicine deals with the heart? | 9 | |
| 5437114305 | the pulmonary circuit & the systemic circuit | What are the two circuits of the cardiovascular system? | 10 | |
| 5437114306 | right | Which side of the heart pumps blood in the pulmonary circuit? | 11 | |
| 5437114307 | left | Which side of the heart pumps blood in the systemic circuit? | 12 | |
| 5437114308 | the size of the person's clenched fist | Approximately how large is the heart? | 13 | |
| 5437114309 | Posterior to the sternum between the second and sixth costal cartilages with about a third to the right of the midline and two thirds to the left. | Where is the heart located? | 14 | |
| 5437114310 | the posterosuperior surface, formed primarily by the left atrium | What is the base of the heart? | 15 | |
| 5437114311 | The inferior, conical end. It projects slightly anteroinferiorly towards the left side of the body. | What is the apex of the heart? | 16 | |
| 5437114312 | pericardium | What fibrous, serous sac surrounds the heart? |  | 17 |
| 5437114313 | fibrous pericardium | What is the outer, tough, dense connective tissue layer of the sac surrounding the heart? |  | 18 |
| 5437114314 | serous pericardium | What is the inner portion of the sac surrounding the heart? | 19 | |
| 5437114315 | parietal layer | What layer of the serous pericardium lines the inner surface of the of the fibrous pericardium? |  | 20 |
| 5437114316 | visceral layer | What layer of the serous pericardium covers the outside of the heart? |  | 21 |
| 5437114317 | pericardial cavity | What is the space between the parietal and visceral layers of the serous pericardium? | 22 | |
| 5437114318 | epicardium, myocardium, endocardium | List the three layers of the heart wall. | 23 | |
| 5437114319 | epicardium | What layer of the heart is a serous membrane? | 24 | |
| 5437114320 | myocardium | What layer of the heart is composed of cardiac muscle? | 25 | |
| 5437114321 | endocardium | What layer of the heart is composed of a single of simple squamous epithelium? | 26 | |
| 5437114322 | 4 | How many chambers make up the heart? | 27 | |
| 5437114323 | atria (atrium = singular) | What are the two superior chambers of the heart that receive blood returning from the body and the lungs? |  | 28 |
| 5437114324 | ventricles | What are the two inferior chambers of the heart that pump blood to the lungs and the body? |  | 29 |
| 5437114325 | coronary sulcus | What relatively deep depression lies between the atria and the ventricles of the heart? |  | 30 |
| 5437114326 | anterior and posterior interventricular sulci | What depressions lie between the ventricles of the heart? | 31 | |
| 5437114327 | fibrous skeleton | What structure composed of dense irregular connective tissue lies between the atria and ventricles of the heart? |  | 32 |
| 5437114328 | systemic circuit | The right atrium of the heart receives blood from what circuit? | 33 | |
| 5437114329 | superior vena cava, inferior vena cava, coronary sinus | What three vessels empty into the right atrium? | 34 | |
| 5437114330 | interatrial septum | What structure separates the right and left atria of the heart? |  | 35 |
| 5437114331 | right atrioventricular opening | What separates the right atrium and right ventricle? | 36 | |
| 5437114332 | right atrioventricular (AV) valve (tricuspid valve) | What prevents blood from returning to the right atrium as the right ventricle contracts? |  | 37 |
| 5437114333 | interventricular septum | What structure separates the right and left ventricles of the heart? |  | 38 |
| 5437114334 | papillary muscles | What nipple-like structures project from the wall of the right ventricle? |  | 39 |
| 5437114335 | chordae tendineae | What structures anchor the tricuspid valve to the walls of the right ventricle and prevent it from everting into the right atrium? |  | 40 |
| 5437114336 | pulmonary trunk | What blood vessel carries blood away from the right ventricle of the heart? |  | 41 |
| 5437114337 | pulmonary valve | What valve prevents blood from returning to the right ventricle as that ventricle relaxes? |  | 42 |
| 5437114338 | pulmonary arteries | The pulmonary trunk bifurcates into what two blood vessels? |  | 43 |
| 5437114339 | pulmonary veins | What blood vessels carry blood from the lungs to the left atrium of the heart? | 44 | |
| 5437114340 | left atrioventricular opening | What separates the left atrium from the left ventricle? | 45 | |
| 5437114341 | left atrioventricular (AV) valve (mitral valve or bicuspid valve) | What structure prevents blood from returning to the left atrium as the left ventricle contracts? |  | 46 |
| 5437114342 | chordae tendineae | What structures anchor the mitral valve to the walls of the left ventricle and prevent it from everting into the right atrium? | 47 | |
| 5437114343 | papillary muscles | What nipple-like structures project from the walls of the left ventricle? | 48 | |
| 5437114344 | aortic valve | What structure prevents blood from returning to the left ventricle as that ventricle relaxes? |  | 49 |
| 5437114345 | coronary circulation | What system of arteries, capillaries, and veins supplies the heart with blood? | 50 | |
| 5437114346 | coronary arteries | What arteries arise from the ascending aorta to supply the heart with blood? | 51 | |
| 5437114347 | marginal artery | What branch of the right coronary artery supplies the right border of the heart? |  | 52 |
| 5437114348 | posterior interventricular artery | What branch of the right coronary artery lies within the posterior interventricular sulcus and supplies the ventricles on the posterior side of the heart? |  | 53 |
| 5437114349 | anterior interventricular artery | What branch of the left coronary artery supplies the anterior walls of the ventricles? |  | 54 |
| 5437114350 | circumflex artery | What branch of the left coronary artery supplies the left atrium and left ventricle? |  | 55 |
| 5437114351 | anastomoses | What is a communication between or coalescence of blood vessels? | 56 | |
| 5437114352 | collateral circulation | What is the type of circulation that provides more than one pathway of blood flow to a region of the body? This may be the result of normal development or as a result of a pathological condition such as ischaemia (a restriction of blood flow) and may occur in arteries or veins. | 57 | |
| 5437114353 | Great cardiac vein | What vein in the coronary circulation lies in the anterior interventricular sulcus and the left side of the AV sulcus? | 58 | |
| 5437114354 | posterior interventricular vein (middle cardiac vein) | What vein in the coronary circulation lies in the posterior interventricular sulcus? |  | 59 |
| 5437114355 | small cardiac vein | What vein in the coronary circulation runs along side the right marginal artery and lies in the right portion of the AV sulcus? |  | 60 |
| 5437114356 | coronary sinus | What large vein lies in the AV sulcus on the posterior side of the heart and drains into the right atrium? |  | 61 |
| 5437114357 | autonomic nervous system | What functional, motor division of the nervous system innervates the heart? | 62 | |
| 5437114358 | sympathetic division | What division of the ANS increases the rate and strength of the heart beats? | 63 | |
| 5437114359 | T1-T5 | From what portion of the the CNS does the sympathetic division innervating the heart emerge? | 64 | |
| 5437114360 | parasympathetic division | What is the division of the ANS which slows the heart rate? | 65 | |
| 5437114361 | vagus | What nerve carrying parasympathetic impulses innervates the heart? |  | 66 |
| 5437114362 | platelets | Of the three formed elements of the blood, which is not made up of cells? | 67 |
