Question 1

Blood pressure is measured with a(n) ________ and a stethoscope.

Accepted Answer

The answer of Blood pressure is measured with a(n) ________...

Question 2

Using the figure below, determine which side of the capillary is being described in each of the following statements.
  
A) arteriole side
B) venous side
-carbon dioxide diffuses into the blood

Accepted Answer

The answer of Using the figure below, determine which side...

Question 3

Fluid in the lymphatic system, as well as interstitial fluid, is

Accepted Answer

A)   derived from blood plasma
B)   pumped from the left ventricle into lymphatic vessels and then back into the right atrium
C)   composed mostly of formed elements from blood
D)   the liquid portion of fluid escaping from the digestive system
E)   produced by the endothelium to lubricate the interior of vascular tissueF) B) and C)
G) B) and E)

Question 4

Permanently swollen veins, common in the legs and feet, are known as ________.

Accepted Answer

The answer of Permanently swollen veins, common in the legs...

Question 5

Which one of the following is TRUE regarding the lymphatic system?

Accepted Answer

A)   The lymphatic system removes microorganisms from body fluid.
B)   Lymph flows from lymph capillaries to larger lymphatic vessels to the heart and lungs.
C)   Lymphatic capillaries absorb lipid droplets from plasma.
D)   Lymph is excreted from the body.
E)   Lymphatic capillaries produce interstitial fluid.F) All of the above
G) A) and B)

Question 6

Which response would be characteristic of the parasympathetic nervous system?

Accepted Answer

A)   secretion of the hormone epinephrine
B)   increase in blood pressure
C)   vasoconstriction of blood vessels
D)   decrease the rate of heart contraction
E)   activation during times of stressF) B) and E)
G) A) and B)

Question 7

Blood pressure is typically recorded as two numbers; the higher number corresponds to the ________ pressure.

Accepted Answer

The answer of Blood pressure is typically recorded as two...

Question 8

The lumen of capillaries is so small that red blood cells must travel through these blood vessels in single file or sometimes actually squeeze through.

Accepted Answer

A) True 
 B)False

Question 9

The figure above shows a normal ECG recording. Match each part, A, B, or C, of the recording to its description.
-represents the end of electrical activity in the ventricles

Accepted Answer

The answer of  
The figure above shows a normal...

Question 10

Risk factors for atherosclerosis include factors that can raise the levels of blood cholesterol, such as

Accepted Answer

A)   obesity, smoking, and a sedentary life style
B)   regular exercise and a high-fat diet
C)   dieting and REM sleep
D)   sedentary lifestyle, low-fat diet
E)   maintaining homeostatic blood pressureF) A) and B)
G) A) and C)

Question 11

After blood flows through the right atrium of the heart, its next major destination is the

Accepted Answer

A)   right ventricle
B)   left atrium
C)   aorta
D)   left ventricle
E)   lungsF) None of the above
G) A) and C)

Question 12

Veins carry blood away from the heart.

Accepted Answer

A) True 
 B)False

Question 13

A cerebral embolism blocks an artery carrying blood to the ________.

Accepted Answer

The answer of A cerebral embolism blocks an artery carrying...

Question 14

Fluid that "escapes" from the circulatory system due to high pressure is referred to as

Accepted Answer

A)   digestive fluid
B)   interstitial fluid
C)   formed elements
D)   platelets
E)   aneurysmF) A) and C)
G) B) and D)

Question 15

The left ventricle has a more muscular wall than the other three chambers of the heart because the left ventricle

Accepted Answer

A)   must generate enough blood pressure to pump blood into the aorta and throughout the body
B)   pumps blood more rapidly than the other chambers
C)   pumps blood into the atria
D)   must decrease the amount of pressure on the blood so it can flow more smoothly
E)   receives blood directly from major arteriesF) None of the above
G) C) and D)

Question 16

The electrical signal causing contraction of the heart is carried from the atrioventricular bundle to the myocardium of the ventricles by ________ fibers.

Accepted Answer

The answer of The electrical signal causing contraction of the...

Question 17

Each of the following is part of the systemic circuit EXCEPT the

Accepted Answer

A)   aorta
B)   left ventricle
C)   aortic semilunar valve
D)   pulmonary arteries
E)   superior vena cavaF) All of the above
G) C) and D)

Question 18

A record of the electrical impulses characteristic of the cardiac conduction system is known as a(n) ________.

Accepted Answer

electrocar...

Question 19

Lymphatic vessels are structurally different from the arteries in that

Accepted Answer

A)   lymphatic vessels generally possess more smooth muscle than arteries
B)   blood flow through arteries is largely driven by ventricular contractions, whereas blood movement in lymphatic vessels depends on smooth muscle contractions
C)   movement of lymphatic fluid depends on valves to prevent backflow
D)   lymphatic vessels possess more elastic fibers than most arteries
E)   endothelium lines arteries, but is absent in lymph vesselsF) B) and D)
G) None of the above

Question 20

The rapid expansion and recoil of the wall of an artery close to the skin's surface is a(n) ________.

Accepted Answer

The answer of The rapid expansion and recoil of the...

Exam 8: Heart and Blood Vessels

Fluid that "escapes" from the circulatory system due to high pressure is referred to as

Correct AnswerverifiedShow Answer

The rapid expansion and recoil of the wall of an artery close to the skin's surface is a(n) ________.

Correct AnswerverifiedShow Answer

A cerebral embolism blocks an artery carrying blood to the ________.

Correct AnswerverifiedShow Answer

Lymphatic vessels are structurally different from the arteries in that

Correct AnswerverifiedShow Answer

Using the figure below, determine which side of the capillary is being described in each of the following statements. A) arteriole side B) venous side -carbon dioxide diffuses into the blood

Correct AnswerverifiedShow Answer

Which one of the following is TRUE regarding the lymphatic system?

Correct AnswerverifiedShow Answer

After blood flows through the right atrium of the heart, its next major destination is the

Correct AnswerverifiedShow Answer

Risk factors for atherosclerosis include factors that can raise the levels of blood cholesterol, such as

Correct AnswerverifiedShow Answer

Each of the following is part of the systemic circuit EXCEPT the

Correct AnswerverifiedShow Answer

The figure above shows a normal ECG recording. Match each part, A, B, or C, of the recording to its description. -represents the end of electrical activity in the ventricles

Correct AnswerverifiedShow Answer

Fluid in the lymphatic system, as well as interstitial fluid, is

Correct AnswerverifiedShow Answer

The left ventricle has a more muscular wall than the other three chambers of the heart because the left ventricle

Correct AnswerverifiedShow Answer

The lumen of capillaries is so small that red blood cells must travel through these blood vessels in single file or sometimes actually squeeze through.

Correct AnswerverifiedShow Answer

Blood pressure is measured with a(n) ________ and a stethoscope.

Correct AnswerverifiedShow Answer

The electrical signal causing contraction of the heart is carried from the atrioventricular bundle to the myocardium of the ventricles by ________ fibers.

Correct AnswerverifiedShow Answer

A record of the electrical impulses characteristic of the cardiac conduction system is known as a(n) ________.

Correct Answerverifiedelectrocar...View AnswerShow Answer

Veins carry blood away from the heart.

Correct AnswerverifiedShow Answer

Which response would be characteristic of the parasympathetic nervous system?

Correct AnswerverifiedShow Answer

Permanently swollen veins, common in the legs and feet, are known as ________.

Correct AnswerverifiedShow Answer

Blood pressure is typically recorded as two numbers; the higher number corresponds to the ________ pressure.

Correct AnswerverifiedShow Answer

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electrocar...
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