Exam Questions Ch25 The Cardiovascular System - Medical Assisting Admin 7e | Test Bank Booth by Kathryn Booth, Leesa Whicker, Terri Wyma. DOCX document preview.
Student name:__________
1) The __________ valve (letter M) is situated between the left ventricle and the aorta and prevents blood from flowing back into the left ventricle.
2) The pulmonary veins empty the oxygenated blood into the __________ (letter N).
3) The __________ valve (letter L) has three cusps, is situated between the right atrium and the right ventricle, and prevents blood from flowing back into the right atrium when the right ventricle contracts.
4) Veins of the body pick up oxygen-poor blood and empty it into the superior and inferior __________ (letter K).
5) The pulmonary trunk branches into the left and right __________ (letter J), which carry deoxygenated blood to the lungs.
6) When the right ventricle contracts, deoxygenated blood is pushed through the pulmonary semilunar valve into a larger artery called the __________ (letter I).
7) The __________ (letter H) separates the ventricles.
8) When the __________ (letter G) contracts, blood is pushed through the pulmonary semilunar valve into the pulmonary artery trunk.
9) Blood enters the __________ (letter F) from the left ventricle to be distributed throughout the body.
10) The __________ valve (letter E) has two cusps and is located between the left atrium and the left ventricle.
11) When the __________ (letter D) contracts, blood is pushed through the aortic semilunar valve into the aorta.
12) Blood that is low in oxygen and rich in carbon dioxide enters the __________ (letter C) of the heart.
13) The __________ veins (letter B) empty oxygenated blood into the left atrium.
14) The __________ valve (letter A) prevents blood from flowing back into the right ventricle. It is called a semilunar valve because its cusps are shaped like a half moon.
15) A bulge or weak area in the wall of the aorta is called an aortic __________.
16) A hardening of the fatty plaque deposits within the arteries is __________.
17) The blood pressure is regulated partly by __________, which measure blood pressure and are located in the aorta and carotid arteries.
18) Inflammation of the inner lining of the heart is called __________.
19) If an embolus blocks a cerebral artery, the result may be a(n) __________, or stroke.
20) The cusps of the AV valve are anchored to cardiac muscle by cord-like structures called __________.
21) When the ventricles relax, blood pressure in arteries is at its lowest. This pressure is called the __________ pressure.
22) Fluid retention can cause swelling, or __________, in the legs or feet.
23) A consistent resting blood pressure measured at 140/90 mm Hg or higher is diagnosed as __________.
24) The atria are separated from each other by a walled membrane known as the __________.
25) The ventricles of the heart are separated by the __________ septum.
26) The __________ circuit is the route that blood takes from the heart to the lungs and back to the heart again.
27) After the impulse flows through the __________, the ventricles contract and the SA node starts the flow of a new impulse.
28) The __________ circuit is the route blood takes from the heart through the body and back to the heart.
29) The pressure in the arteries caused by ventricular contraction is called the __________ pressure.
30) Twisted, dilated veins that are usually seen in the legs are called __________ veins.
31) The tightening or constriction of the muscular wall of an artery that increases blood pressure is called __________.
32) The widening of the wall of an artery that decreases blood pressure is called __________.
33) The T wave, which indicates relaxation of the ventricles, is designated by the letter __________.
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34) The letters BCD designate the __________ complex, which indicates that an electrical impulse was sent through the ventricles.
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35) On the diagram of the ECG, the letter __________, or P wave, indicates that an electrical impulse was sent through the atria.
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36) The purpose of the four valves of the heart is to __________.
A) control the rate of blood flow
B) ensure one-way blood flow
C) keep the blood in the correct chamber
D) maintain blood pressure
E) generate rhythmic contractions
37) Body cells surrounding capillaries usually have a __________.
A) high oxygen concentration
B) low oxygen concentration
C) low carbon dioxide concentration
D) high nutrient concentration
E) low concentration of waste products
38) Water is forced through capillary walls by __________.
A) different concentrations of substances
B) low pressure of the blood
C) filtration
D) osmosis
E) diffusion
39) In the clinical setting, blood pressure refers to __________.
A) lymphatic pressure
B) arterial pressure
C) osmotic pressure
D) venous pressure
E) intracardiac pressure
40) Blood pressure is greatest in the arteries __________.
A) when the heart is between contraction and relaxation
B) when the atria contract
C) when the Purkinje fibers are stimulated
D) when the SA node fires
E) when the ventricles contract
41) What causes a myocardial infarction?
A) damaged heart valves
B) weakened heart muscle
C) obstruction of blood flow to the heart muscle
D) a serious dysrhythmia
E) a defective SA node
42) The __________ lies on top of the visceral pericardium.
A) fibrous pericardium
B) parietal pericardium
C) myocardium
D) endocardium
E) epicardium
43) Which of following is a membrane that covers the heart?
A) pericardium
B) myocardium
C) epicardium
D) endocardium
E) pericardial cavity
44) The outermost layer of the heart wall, which contains fat that helps cushion the heart, is known as the __________.
A) myocardium
B) visceral pericardium
C) parietal pericardium
D) endocardium
E) epicardium
45) Which of the following is the thickest layer of the heart, which is made up of muscle?
A) epicardium
B) myocardium
C) endocardium
D) pericardium
E) pericardial cavity
46) Which layer of the heart is the outermost layer, which contains fat to cushion the heart?
A) epicardium
B) myocardium
C) endocardium
D) pericardium
E) pericardial cavity
47) Which of the following is the innermost layer of the heart, which is thin and smooth?
A) epicardium
B) myocardium
C) endocardium
D) pericardium
E) pericardial cavity
48) Which of these layers of the heart wall contains Purkinje fibers?
A) epicardium
B) myocardium
C) endocardium
D) pericardium
E) pericardial cavity
49) Which valve is between the left atrium and left ventricle?
A) tricuspid
B) bicuspid
C) pulmonary semilunar
D) aortic semilunar
E) right atrioventricular
50) What is the name of the valve that is also known as the mitral valve?
A) tricuspid
B) bicuspid
C) pulmonary semilunar
D) aortic semilunar
E) right atrioventricular
51) The __________ valve is between the right ventricle and the pulmonary trunk.
A) tricuspid
B) bicuspid
C) pulmonary semilunar
D) aortic semilunar
E) right atrioventricular
52) The __________ valve prevents blood from flowing back into the left ventricle.
A) tricuspid
B) bicuspid
C) pulmonary semilunar
D) aortic semilunar
E) left atrioventricular
53) Which of the following valves prevents blood from flowing back into the right ventricle?
A) tricuspid
B) bicuspid
C) pulmonary semilunar
D) aortic semilunar
E) left atrioventricular
54) Which component of the cardiac conduction system is located between the ventricles and splits into left and right branches?
A) SA node
B) AV node
C) bundle of His
D) Purkinje fibers
E) bundle branches
55) Which part of the cardiac conduction system is located in the wall of the right atrium?
A) SA node
B) AV node
C) bundle of His
D) Purkinje fibers
E) bundle branches
56) Which part of the cardiac conduction system is known as the pacemaker of the heart?
A) SA node
B) AV node
C) bundle of His
D) Purkinje fibers
E) bundle branches
57) Which part of the cardiac conduction system is located in the walls of the ventricles and cause the ventricles to contract?
A) SA node
B) AV node
C) bundle of His
D) Purkinje fibers
E) bundle branches
58) Which part of the cardiac conduction system receives the impulse from the SA node?
A) SA node
B) AV node
C) bundle of His
D) Purkinje fibers
E) bundle branches
59) The bundle of His splits into left and right bundle branches that carry an electrical impulse to the __________.
A) SA node
B) AV node
C) AV bundle
D) Purkinje fibers
E) mitral valve
60) Which of the following causes dysrhythmia when elevated?
A) exercise
B) body temperature
C) potassium ions
D) calcium ions
E) phosphate ions
61) Which of the following can cause longer-than-normal heart contractions?
A) strenuous exercise
B) elevated body temperature
C) high concentration of potassium ions
D) high concentration of calcium ions
E) elevated heart rate
62) Which of the following does not cause an increase in the heart rate?
A) strenuous exercise
B) elevated body temperature
C) parasympathetic nerve stimulation
D) sympathetic nerve stimulation
E) low concentration of potassium ions
63) Which of the following keeps the heart rate relatively low?
A) strenuous exercise
B) elevated body temperature
C) parasympathetic nerve stimulation
D) sympathetic nerve stimulation
E) high blood pressure
64) The cardiac control center responds to __________.
A) changes in blood pressure
B) increase in potassium ion concentration
C) strenuous exercise
D) increase in calcium ion concentration
E) Increase in body temperature
65) The __________ have walls that are one cell thick.
A) arterioles
B) arteries
C) veins
D) venules
E) capillaries
66) Venules and arterioles are connected by __________.
A) arterioles
B) arteries
C) veins
D) venules
E) capillaries
67) Which of the following are the strongest blood vessels that function to carry blood away from the heart?
A) arterioles
B) arteries
C) veins
D) venules
E) capillaries
68) The __________ are small vessels that carry oxygenated blood.
A) arterioles
B) arteries
C) veins
D) venules
E) capillaries
69) The __________ are small vessels that carry deoxygenated blood.
A) arterioles
B) arteries
C) veins
D) venules
E) capillaries
70) Which of the following results in an increased blood pressure?
A) increased cardiac output
B) loss of blood
C) vasodilation
D) dehydration
E) shock
71) Which of the following does not decrease the blood pressure?
A) loss of blood
B) vasoconstriction
C) vasodilation
D) dehydration
E) decreased cardiac output
72) Which of the following veins drains the intestines?
A) mesenteric
B) renal
C) brachial
D) iliac
E) intercostal
73) Which artery supplies blood to the thigh?
A) left carotid
B) right subclavian
C) celiac
D) phrenic
E) femoral
74) The blood supply for the teeth comes from the __________ artery.
A) mesenteric
B) axillary
C) lumbar
D) lingual
E) maxillary
75) Which arteries supply blood to the rib area?
A) intercostals
B) external iliacs
C) axillaries
D) popliteals
E) occipitals
76) The __________ arteries supply blood to the forearm and hand.
A) brachial and popliteal
B) ulnar and radial
C) common iliac and external iliac
D) femoral and tibial
E) maxillary and lingual
77) The __________ vein is the major vein in the legs.
A) azygos
B) intercostal
C) saphenous
D) jugular
E) brachiocephalic
78) Gluteal areas are served by the __________ veins.
A) azygos
B) intercostal
C) saphenous
D) iliac
E) popliteal
79) The __________ vein takes blood to the liver from the intestines.
A) saphenous
B) iliac
C) mesenteric
D) axillary
E) gastric
80) Blood leaves the armpits through the __________ veins.
A) saphenous
B) iliac
C) mesenteric
D) axillary
E) brachial
81) The __________ vein removes blood from the thorax and abdomen.
A) azygos
B) intercostal
C) saphenous
D) iliac
E) axillary
82) Which of the following causes of chest pain is heart-related?
A) Pleurisy
B) Heartburn
C) Angina
D) Inflammation of the pancreas
E) Costochondritis
83) Which of the following causes chest pain only when someone pushes on the chest?
A) heartburn
B) costochondritis
C) pulmonary embolism
D) sore muscles
E) pleurisy
84) Mr. Jackson is being seen in the urgent care center where you work because of severe chest pain. He says the pain is sharp and severe and gets worse when he coughs or breathes in. He is afraid he is having a heart attack. Based on these symptoms, you might suspect that he has
A) heartburn.
B) costochondritis.
C) a pulmonary embolism.
D) sore muscles.
E) myocardial infarction.
85) Chest pain caused by __________ generally occurs only during body movements.
A) heartburn
B) costochondritis
C) pulmonary embolism
D) sore muscles
E) panic attacks
86) If chest pain follows a meal and increases when the patient bends over, it is generally due to __________.
A) heartburn
B) costochondritis
C) pulmonary embolism
D) sore muscles
E) pleurisy
87) Karyn has been having episodes of tachycardia (rapid heartbeat) associated with her congestive heart failure. Karyn does not want to add “yet another” medication to those she is already taking. Which of the following options might help Karyn control her rapid heartbeat without medication?
A) maze procedure
B) vagal maneuvers
C) increased exercise
D) increased caffeine intake
E) electrical shock
88) Mr. Johnson is an overweight patient with a history of myocardial infarction four years ago. He is in the office today complaining that he just doesn’t feel well. He is experiencing nausea, shortness of breath, and a little dizziness. His feet and ankles seem swollen and his neck veins are prominent. For which of the following conditions might the practitioner test given the patient’s symptoms?
A) endocarditis
B) hypertension
C) mitral valve prolapse
D) congestive heart failure
E) acute myocardial infarction
89) Mrs. Landon has been diagnosed with coronary artery disease. Her cholesterol level is high, and the licensed practitioner advised her to get more exercise and follow a low-fat diet. At her follow-up appointment, however, the licensed practitioner tests her cholesterol level and it is still unacceptably high. Which of the following medications might you expect the licensed practitioner to prescribe to help lower her cholesterol?
A) RhoGAM
B) Lasix
C) Lipitor
D) aspirin
E) ibuprofen
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Medical Assisting Admin 7e | Test Bank Booth
By Kathryn Booth, Leesa Whicker, Terri Wyma