A) causes a decrease in resistance B) refers to a decrease in the radius of a vessel C) is due to a decrease in sympathetic activity D) is both a and b E) is both b and c A) causes a decrease in resistance B) refers to a decrease in the radius of a vessel C) is due to a decrease in sympathetic activity D) is both a and b E) is both b and c

Exam 10: The Blood Vessels and Blood Pressure

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased parasympathetic nerve activity ____ the strength of cardiac ventricular contraction.

(Short Answer)

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Question 21

The ultimate function of the circulatory system is accomplished by the heart.

(True/False)

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Question 22

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below. a.arteries b.arterioles c.capillaries d.veins e.lymphatics -Portion of the circulatory system through which the velocity of blood flow is the slowest

(Short Answer)

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Question 23

Arterial walls contain a thick layer of smooth muscle and an abundance of collagen and elastin fibers.

(True/False)

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Question 24

Sympathetic activity controls the degree of resistance in arterioles.

(True/False)

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Question 25

If the blood pressure is recorded as 118/76, indicate the correct value of the pressure in question by writing the appropriate letter in the blank using the following answer code: a.118 mm Hg b.42 mm Hg c.97 mm Hg d.76 mm Hg e.90 mm Hg -What is the diastolic pressure?

(Short Answer)

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Question 26

Movement of fluid out of the capillaries into the interstitial fluid is known as ____________________.

(Short Answer)

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Question 27

Use this figure to answer the corresponding questions. -Number ____ identifies the total cross-sectional area in cm². a.1 b.2 c.3 d.4 e.None of these

(Short Answer)

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Question 28

Which of the following is not a characteristic of capillaries?

(Multiple Choice)

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Question 29

The carotid sinuses and aorta contain receptors that are sensitive to changes in

(Multiple Choice)

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Question 30

Indicate what effect the changes in question would have on blood flow using the following answer code: a.increases blood flow b.decreases blood flow c.no effect on blood flow -Increasing the number of circulating red blood cells

(Short Answer)

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Question 31

Which of the following is not associated with sympathetic stimulation?

(Multiple Choice)

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Question 32

The mean arterial pressure is a simple average of the systolic and diastolic pressures.

(True/False)

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Question 33

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

(True/False)

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Question 34

Vasoconstriction

(Multiple Choice)

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Question 35

When blood pressure becomes elevated above normal,

(Multiple Choice)

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Question 36

Which of the following factors aids venous return to the heart?

(Multiple Choice)

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Question 37

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased venous return the end-diastolic volume and the stroke volume.

(Short Answer)

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Question 38

Bulk flow refers to the volume of blood ejected by each ventricle each minute.

(True/False)

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Question 39

What are the four roles of the lymphatic system in relation to the cardiovascular system?

(Essay)

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Question 40

Showing 21 - 40 of 249

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased parasympathetic nerve activity ____ the strength of cardiac ventricular contraction.

The ultimate function of the circulatory system is accomplished by the heart.

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below. a.arteries b.arterioles c.capillaries d.veins e.lymphatics -Portion of the circulatory system through which the velocity of blood flow is the slowest

Arterial walls contain a thick layer of smooth muscle and an abundance of collagen and elastin fibers.

Sympathetic activity controls the degree of resistance in arterioles.

If the blood pressure is recorded as 118/76, indicate the correct value of the pressure in question by writing the appropriate letter in the blank using the following answer code: a.118 mm Hg b.42 mm Hg c.97 mm Hg d.76 mm Hg e.90 mm Hg -What is the diastolic pressure?

Movement of fluid out of the capillaries into the interstitial fluid is known as ____________________.

Use this figure to answer the corresponding questions. -Number ____ identifies the total cross-sectional area in cm². a.1 b.2 c.3 d.4 e.None of these

Which of the following is not a characteristic of capillaries?

The carotid sinuses and aorta contain receptors that are sensitive to changes in

Indicate what effect the changes in question would have on blood flow using the following answer code: a.increases blood flow b.decreases blood flow c.no effect on blood flow -Increasing the number of circulating red blood cells

Which of the following is not associated with sympathetic stimulation?

The mean arterial pressure is a simple average of the systolic and diastolic pressures.

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

Vasoconstriction

When blood pressure becomes elevated above normal,

Which of the following factors aids venous return to the heart?

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased venous return the end-diastolic volume and the stroke volume.

Bulk flow refers to the volume of blood ejected by each ventricle each minute.

What are the four roles of the lymphatic system in relation to the cardiovascular system?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 10: The Blood Vessels and Blood Pressure

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased parasympathetic nerve activity ____ the strength of cardiac ventricular contraction.

The ultimate function of the circulatory system is accomplished by the heart.

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below. a.arteries b.arterioles c.capillaries d.veins e.lymphatics -Portion of the circulatory system through which the velocity of blood flow is the slowest

Arterial walls contain a thick layer of smooth muscle and an abundance of collagen and elastin fibers.

Sympathetic activity controls the degree of resistance in arterioles.

If the blood pressure is recorded as 118/76, indicate the correct value of the pressure in question by writing the appropriate letter in the blank using the following answer code: a.118 mm Hg b.42 mm Hg c.97 mm Hg d.76 mm Hg e.90 mm Hg -What is the diastolic pressure?

Movement of fluid out of the capillaries into the interstitial fluid is known as ____________________.

Use this figure to answer the corresponding questions. -Number ____ identifies the total cross-sectional area in cm². a.1 b.2 c.3 d.4 e.None of these

Which of the following is not a characteristic of capillaries?

The carotid sinuses and aorta contain receptors that are sensitive to changes in

Indicate what effect the changes in question would have on blood flow using the following answer code: a.increases blood flow b.decreases blood flow c.no effect on blood flow -Increasing the number of circulating red blood cells

Which of the following is not associated with sympathetic stimulation?

The mean arterial pressure is a simple average of the systolic and diastolic pressures.

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

Vasoconstriction

When blood pressure becomes elevated above normal,

Which of the following factors aids venous return to the heart?

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased venous return ____ the end-diastolic volume and ____ the stroke volume.

Bulk flow refers to the volume of blood ejected by each ventricle each minute.

What are the four roles of the lymphatic system in relation to the cardiovascular system?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a.increases b.inhibits or decreases c.has no effect on -Increased venous return the end-diastolic volume and the stroke volume.