Bio Chapter 33 Quiz
10) Which of the following have four-chambered hearts? A) Birds B) Spiders C) Frogs D) Fishes
A) Birds
52) Which of the following is smallest in diameter? A) Capillary B) Artery C) Venule D) Arteriole E) Veni
A) Capillary
18) Which of these animals has a heart with only two chambers? A) Goldfish B) Bullfrog C) Hummingbird D) Cat E) Human
A) Goldfish
1) Of the following answer choices, which would NOT be found in a closed circulatory system? A) Hemocoel B) Vessels C) Heart D) Blood
A) Hemocoel
65) Which of the following is delivered from the small intestine to the bloodstream through the lymphatic system? A) Lipids (fats) B) Amino acids C) Carbohydrates (sugars) D) Proteins
A) Lipids
68) What two organs are considered to be part of the lymphatic system? A) Spleen and thymus B) Gall bladder and kidneys C) Heart and lungs D) Thalamus and hypothalamus E) Pancreas and liver
A) Spleen and thymus
62) How do lymphatic capillaries differ from blood capillaries? A) They have "dead ends." B) They contain red blood cells. C) They have a wall only one cell layer thick. D) They are made by lymphocytes. E) They contain plasma.
A) They have "dead ends."
53) Which of the following has the lowest pressure? A) Veins B) Venules C) Capillaries D) Arterioles E) Arteries
A) Veins
17) In fishes, blood leaving the heart goes directly to the A) gills. B) brain. C) swimming muscles. D) kidney.
A) gills.
5) In animals that have open circulatory systems, the interstitial fluid that functions as blood is called A) hemolymph. B) lymph. C) hemocoel. D) leukocyte. E) plasma.
A) hemolymph.
47) The head of a giraffe is 5 meters above its heart. Compared to humans, giraffes have A) higher systolic blood pressure. B) veins of smaller diameter. C) less blood volume. D) lower systolic blood pressure.
A) higher systolic blood pressure.
30) Plasma contains all of the following components EXCEPT A) lymph. B) albumin. C) water. D) hormones.
A) lymph.
34) Each of the following types of white blood cells is found within the circulatory system EXCEPT A) macrophages. B) leukocytes. C) lymphocytes. D) monocytes.
A) macrophages
41) White blood cells A) protect the body from microbes. B) carry oxygen in blood. C) clot blood. D) are formed in the spleen.
A) protect the body from microbes.
61) Atherosclerosis A) reduces blood flow in arteries. B) is a condition of the veins. C) is caused by a diet high in salt. D) is another name for high blood pressure. E) causes a loss of plaque from the walls of the arteries.
A) reduces blood flow in arteries.
19) In mammals, blood with a low oxygen content enters the ________ of the heart. A) right atrium B) aorta C) left ventricle D) left atrium E) right ventricle
A) right atrium
74) Rheumatic fever (RF) is an inflammatory disease following infection from Streptococcus bacteria. It mainly affects children between ages 5 and 15 and occurs approximately 20 days after strep throat or scarlet fever. Severe RF can result in degeneration of the heart valves. Based on this scenario, RF is most likely to cause A) slower heartbeat. B) "backslide" of blood from a ventricle to an atrium. C) uncoordinated contraction of ventricles. D) faster heartbeat.
B) "backslide" of blood from a ventricle to an atrium.
32) The average red blood cell lives for about ________ days. A) 90 B) 120 C) 100 D) 150
B) 120
64) In an average person, how many liters of interstitial fluid leave the capillaries each day? A) 8 B) 3 to 4 C) 12 D) 1 E) 2
B) 3
60) Which is the "good" cholesterol? A) LDL B) HDL C) VHDL D) VLDL
B) HDL
12) Which heart chamber is the most muscular? A) Right atrium B) Left ventricle C) Right ventricle D) Left atrium
B) Left ventricle
50) What drives the return of blood to the heart in the systemic veins? A) The lymphatic system B) Muscles squeezing blood through the veins C) Contractions of the left auricle D) Ciliated cells lining the inside of the veins
B) Muscles squeezing blood through the veins
43) Which of these blood cells have no nucleus in mammals? A) White blood cells B) Red blood cells C) Lymphocytes D) All blood cells in mammals lack nuclei.
B) Red blood cells
24) What is the cardiac cycle? A) The movement of blood from the heart to the lungs and then back to the heart B) The alternating relaxation and contraction of the heart chambers C) The passage of electrical impulses from the AV node to the SN node to heart muscle D) The movement of blood from systemic to pulmonary circulation
B) The alternating relaxation and contraction of the heart chambers
75) The liver is the primary producer of albumin. People with liver failure often show signs of extensive edema (tissue swelling). The edema occurs because fluid in the tissues is less likely to return to the blood due to a breakdown in the osmotic gradient that normally exists. Based on this scenario, which of the following statements explains this phenomenon? A) The failing liver releases more albumin into the blood than normal. B) The failing liver releases less albumin into the blood than normal. C) Albumin, which is not normally released by the liver, causes an increase in blood pressure, which forces fluid into the tissues from the capillaries. D) Albumin, which is not normally released by the liver, causes capillaries to become leaky and release fluid into the surrounding tissues.
B) The failing liver releases less albumin into the blood than normal.
57) What is the role of valves in the veins? A) They push the blood upward toward the heart. B) They keep blood from flowing backward when the veins are squeezed by skeletal muscles. C) They block the flow of blood to the heart until it has time to contract again. D) They slow blood flow in the veins so that the blood can move more slowly in the capillaries. E) They push the blood back toward the capillaries so that all the oxygen can be removed.
B) They keep blood from flowing backward when the veins are squeezed by skeletal muscles.
45) Which of the following includes lymphocytes? A) Albumin B) White blood cells C) Platelets D) Red blood cells
B) White blood cells
36) Erythrocytes are produced in the A) heart. B) bone marrow. C) liver. D) spleen.
B) bone marrow.
22) The human heart contains cells that do all of the following EXCEPT A) respond to signals from the nervous system. B) create new red blood cells. C) contract. D) generate electrical signals.
B) create new red blood cells.
29) The most abundant cell type in blood is the A) platelet. B) erythrocyte. C) basophil. D) neutrophil. E) leukocyte.
B) erythrocyte.
7) A three-chambered heart A) has three atria. B) has two atria and one ventricle. C) is found in fish. D) has three ventricles. E) has one atrium and two ventricles.
B) has two atria and one ventricle.
44) Erythropoietin stimulates the manufacture of A) white blood cells. B) red blood cells. C) albumin. D) platelets.
B) red blood cells.
58) The accumulation of carbon dioxide, lactic acid, or other cellular waste causes nearby precapillary sphincters to A) shorten. B) relax. C) contract. D) lengthen.
B) relax.
16) An artificial pacemaker is a device that replaces the actions of the A) atria. B) sinoatrial node. C) ventricles. D) atrioventricular node.
B) sinoatrial node.
13) The left ventricle is more muscular than the right ventricle because it must push the blood A) through the pulmonary arteries only. B) through the body's extensive system of vessels that nourish all cells. C) through wider blood vessels. D) against gas pressure in the lungs.
B) through the body's extensive system of vessels that nourish all cells.
37) Plasma is primarily A) gases. B) water. C) protein. D) salt. E) cells.
B) water.
51) What is the correct sequence of blood vessels from the heart through the body and back to the heart? A) Veins, venules, capillaries, arterioles, arteries B) Arteries, arterioles, veins, venules, capillaries C) Arteries, arterioles, capillaries, venules, veins D) Veins, venules, arteries, arterioles, capillaries E) Arterioles, arteries, capillaries, veins, venules
C) Arteries, arterioles, capillaries, venules, veins
56) What happens to the speed of blood as it passes through the capillaries? A) It increases greatly. B) It decreases slightly. C) It decreases greatly. D) It increases slightly. E) It depends on the location of the capillaries.
C) It decreases greatly.
40) Some athletes use "blood doping," in which additional red blood cells are added to the blood prior to the competition. What is the effect of blood doping? A) It decreases blood pressure. B) It makes blood thinner so that it flows faster. C) It increases oxygen delivery to muscles. D) It changes the blood type.
C) It increases oxygen delivery to muscles.
6) In vertebrates, which heart chamber supplies oxygenated blood to the body cells? A) Right ventricle B) Left atrium C) Left ventricle D) Right atrium
C) Left ventricle
35) Which blood constituent makes up most of the volume of blood? A) White blood cells B) Red blood cells C) Plasma D) Blood proteins
C) Plasma
9) In which vertebrate group are there two atria but only a single ventricle? A) Mammals B) Fishes C) Some reptiles D) Crocodiles E) Birds
C) Some reptiles
27) Southern Copperhead snake venom contains a protein called disintegrin. Disintegrins bind to a class of membrane receptors called integrins. Platelets use integrin receptors to aggregate at a site of tissue damage. Why does the snake venom contain this molecule? A) The molecule helps kill the snake's prey by producing large clots that travel in the body and produce heart attacks and strokes. B) By binding to the platelets, the molecule inhibits the formation of fibrin. C) The molecule interferes with clot formation so that the venom can travel more efficiently from the site of the bite to the rest of the body. D) After the snake bites its prey, the molecule helps in wound healing.
C) The molecule interferes with clot formation so that the venom can travel more efficiently from the site of the bite to the rest of the body.
14) Gap junctions A) prevent the backflow of blood from the ventricles to the atrium. B) are found in white blood cells. C) allow the rapid passage of electrical signals among heart cells. D) connect veins and arteries.
C) allow the rapid passage of electrical signals among heart cells.
49) When your physician takes your pulse, he or she is feeling the expansion and contraction of your A) veins or venules. B) arteries and veins. C) arteries or arterioles. D) capillaries.
C) arteries or arterioles.
25) All of the following are true of the SA node EXCEPT that it A) is influenced by nerve impulses and hormones. B) is the pacemaker. C) directly stimulates the ventricles. D) directly stimulates the atria.
C) directly stimulates the ventricles.
33) Erythropoietin A) is released only in response to hemorrhaging (bleeding). B) stimulates the spleen to release more red blood cells. C) is released in response to high carbon dioxide or low oxygen levels in the blood. D) is produced by the pancreas.
C) is released in response to high carbon dioxide or low
23) The ________ valve is between the right ventricle and the pulmonary artery. A) bicuspid B) tricuspid C) semilunar D) atrioventricular
C) semilunar
63) All of the following are true statements about the lymphatic system EXCEPT that A) the lymphatic system helps defend the body against disease. B) the lymphatic system returns fluids to the bloodstream. C) the lymphatic system transports carbohydrates from the small intestine to the blood. D) lymphatic vessels resemble veins because they have valves.
C) the lymphatic system transports carbohydrates from the small intestine to the blood.
15) It is important that the atrioventricular (AV) node produce a delay between the contraction of the atria and the contraction of the ventricles because this allows the A) ventricles to contract in smooth synchrony. B) atria to contract in smooth synchrony. C) ventricles to fill to capacity. D) heart to rest for a brief period of time.
C) ventricles to fill to capacity.
42) Which of the following does NOT play a role in blood clotting? A) Thrombin B) Fibrin C) Platelets D) Albumin E) Fibrinogen
D) Albumin
46) What is one reason arteries can withstand higher blood pressure than veins? A) Arteries contain all types of blood cells, whereas veins contain only erythrocytes. B) Arteries contain only oxygenated blood. C) Arteries have one-way valves to prevent blood from flowing backward. D) Arteries have thick walls that contain layers of muscle and connective tissue.
D) Arteries have thick walls that contain layers of muscle and connective tissue.
31) How many molecules of oxygen can bind with one molecule of human hemoglobin? A) One B) Two C) Three D) Four E) Five
D) Four
28) In a random screening of athletes at a recent event, a runner was disqualified for testing positive for an injected form of erythropoietin. Which of the following is a consequence of extra erythropoietin in the circulatory system? A) Low blood pressure B) A low white blood cell count C) "Thin" blood that does not clot efficiently D) More red blood cells
D) More red blood cells
11) Which set of chambers supplies blood to the pulmonary circulation? A) Left atrium and left ventricle B) Ventricles C) Atria D) Right atrium and right ventricle
D) Right atrium and right ventricle
21) Ventricles force blood directly into the A) capillaries. B) arterioles. C) venules. D) arteries. E) veins.
D) arteries.
59) Hypertension may lead to A) lung cancer. B) low blood pressure. C) enlarged prostate. D) atherosclerosis.
D) atherosclerosis.
20) If a person's blood pressure is 120/70, the 70 refers to the pressure A) during contraction of both ventricles. B) lowering between contractions. C) during contraction of the left ventricle only. D) during relaxation of the heart. E) during contraction of the vena cava.
D) during relaxation of the heart.
4) In a grasshopper, all the body tissues are bathed in blood that is in the A) tracheae. B) heart. C) capillaries. D) hemocoel. E) spiracles.
D) hemocoel.
8) The aorta A) contains blood with low pressure. B) is a major vein. C) connects the right and left ventricles of the heart. D) is a major artery.
D) is a major artery.
26) When your blood pressure is measured from an artery in your arm, it is a measurement of the pressure produced by your A) right ventricle. B) left atrium. C) right atrium. D) left ventricle.
D) left ventricle.
66) When interstitial fluid enters the lymphatic system, it becomes known as A) macrophage. B) globulin. C) plasma. D) lymph. E) interstitial fluid.
D) lymph.
48) Plasma that leaks out of the blood in the capillary beds is returned to the venous circulation by A) suppressor B cells. B) the small intestine. C) the inflammatory response. D) the lymphatic system.
D) the lymphatic system.
3) What is the advantage of a closed circulatory system over an open one? A) There are more blood cells in a closed system. B) In a closed system, the blood comes nearer to each cell. C) A closed system carries more blood. D) Blood flows more slowly in a closed system. E) A closed system moves blood more efficiently.
E) A closed system moves blood more efficiently.
54) Imagine that you are about to give blood for the first time. While watching other donors around you, you become pale and have to sit down before you faint. Which vessels constricted to produce this nervous side effect? A) Veins B) Venules C) Capillaries D) Arteries E) Arterioles
E) Arterioles
55) Which of the following types of blood vessels are directly involved in the exchange of materials between blood and tissues? A) Veins B) Lymphatics C) Arterioles D) Arteries E) Capillaries
E) Capillaries
2) Which of these animals has a closed circulatory system? A) Insect B) Spider C) Snail D) Clam E) Earthworm
E) Earthworm
39) Long-distance runners like to train at high altitudes because the lack of oxygen there stimulates the A) muscles to contract less strongly. B) body to produce more lung tissue. C) capillaries to diffuse oxygen more slowly. D) muscles to contract faster. E) bone marrow to make more erythrocytes.
E) bone marrow to make more erythrocytes.
38) Females need more dietary iron than males because they A) eat less red meat than males. B) have fewer red blood cells. C) have less bone marrow. D) have a smaller volume of blood. E) lose more iron (during menstruation).
E) lose more iron (during menstruation).
67) All of the following are functions of the lymphatic system EXCEPT A) returning dissolved materials to the circulation. B) defending the body. C) transporting fats to the circulatory system. D) returning fluid to the circulatory system. E) transporting oxygen to the lungs.
E) transporting oxygen to the lungs.
70) Platelets are large cells that aid in blood clotting.
FALSE
69) Fishes have a two-chambered heart, a single atrium, and a single ventricle.
TRUE
71) Thrombin catalyzes the conversion of the plasma protein fibrinogen into fibrin.
TRUE
72) Bone marrow is part of the lymphatic system
TRUE
73) Lymph nodes aid in the destruction of bacteria and viruses.
TRUE
