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| 1 | |
Which of the following is not classified as a type of blood vessel? |
| | A) | capillaries |
| | B) | arteries |
| | C) | vein |
| | D) | lymph nodes |
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| 2 | |
The _____ are considered small arteries just visible to the naked eye. |
| | A) | venules |
| | B) | arterioles |
| | C) | veins |
| | D) | capillaries |
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| 3 | |
_______ are considered small veins that drain blood from the capillaries |
| | A) | Arterioles |
| | B) | Venules |
| | C) | Veins |
| | D) | Lymphatic vessels |
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| 4 | |
In veins of the lower extremities, ______ serve to help circulating blood defy gravity and travel upward to the heart. |
| | A) | arterioles |
| | B) | venules |
| | C) | valves |
| | D) | synapses |
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| 5 | |
The heart is surrounded by a thick, membranous sac that serves to support and protects the heart. This sac is known as the ___. |
| | A) | myocardium |
| | B) | epicardium |
| | C) | pericardium |
| | D) | septum |
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| 6 | |
_______ serve to receive blood in the heart and __ serve to pump the blood out from the heart. |
| | A) | Septa, myocardia |
| | B) | Ventricles, atria |
| | C) | Atria, ventriclea |
| | D) | Valves, atria |
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| 7 | |
The _______ are strings that support the valves of the heart. |
| | A) | septa |
| | B) | ventricles |
| | C) | pericarda |
| | D) | chordae tendineae |
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| 8 | |
The __________ is a strong structure composed of cardiac muscle. |
| | A) | myocardium |
| | B) | epicardium |
| | C) | pericardium |
| | D) | endothelium |
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| 9 | |
In the circulatory system, ________ carry low-oxygen blood to the right atrium of the heart. |
| | A) | chordae tendineae |
| | B) | pulmonary veins |
| | C) | venae cavae |
| | D) | arterioles |
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| 10 | |
The ______ artery carries low oxygen blood. |
| | A) | gastric |
| | B) | pulmonary |
| | C) | hepatic |
| | D) | carotid |
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| 11 | |
The left ventricle sends oxygenated blood into the ______ to be distributed throughout the body. |
| | A) | vena cava |
| | B) | pulmonary artery |
| | C) | aorta |
| | D) | pulmonary vein |
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| 12 | |
In the heart, the ______ node initiates the heartbeat. |
| | A) | AV (atrioventricular) |
| | B) | SL (slow-wave) |
| | C) | SA (sinoatrial) |
| | D) | IVC (interventricular) |
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| 13 | |
In the heart, the AV (atrioventricular) node signals ____________. |
| | A) | the atria to contract |
| | B) | the ventricles to contract |
| | C) | the SA node to produce an impulse |
| | D) | Both 1 and 2 are correct choices. |
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| 14 | |
The ________ is an instrument that provides a detailed record of the heartbeat. |
| | A) | electrophysiograph |
| | B) | electrocardiogram |
| | C) | defibrillator |
| | D) | cardiophysiometer |
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| 15 | |
A ___________ is a device that is used to measure blood pressure. |
| | A) | stethoscope |
| | B) | sphygmomanometer |
| | C) | defibrillator |
| | D) | pulsometer |
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| 16 | |
The alternating expansion and recoiling of an arterial wall can be felt as ______. |
| | A) | pressure |
| | B) | flow |
| | C) | a pulse |
| | D) | a vibration |
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| 17 | |
______ pressure occurs when the ventricles are relaxing. |
| | A) | Systolic |
| | B) | Diastolic |
| | C) | Pulmonary |
| | D) | Ventricular |
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| 18 | |
________ pressure represents the ejection of blood from the heart. |
| | A) | Systolic |
| | B) | Diastolic |
| | C) | Pulmonary |
| | D) | Ventricular |
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| 19 | |
The ________ system drains blood from the capillary beds of the digestive tract. |
| | A) | gastric portal |
| | B) | carotid portal |
| | C) | hepatic portal |
| | D) | ventricular |
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| 20 | |
When plaques build up on walls in the inside of blood vessels, the condition is called a/an |
| | A) | myocardial infarction |
| | B) | stroke |
| | C) | aneurysm |
| | D) | atherosclerosis |
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