Question 1

Capillaries are continuous,or

Accepted Answer

A) porous. 
B) perforated. 
C) leaky. 
D) fenestrated. 
E) reticulated. 
A) porous. 
B) perforated. 
C) leaky. 
D) fenestrated. 
E) reticulated.

Question 2

Complications related to arteriosclerosis account for roughly ________ percent of deaths in the United States.

Accepted Answer

A) 30 
B) 60 
C) 20 
D) 50 
E) 25 
A) 30 
B) 60 
C) 20 
D) 50 
E) 25

Question 3

Blood pressure increases with all of the following except increased

Accepted Answer

A) cardiac output. 
B) peripheral resistance. 
C) blood volume. 
D) parasympathetic innervation. 
E) force of cardiac contraction. 
A) cardiac output. 
B) peripheral resistance. 
C) blood volume. 
D) parasympathetic innervation. 
E) force of cardiac contraction.

Question 4

When a person rises quickly from a sitting position,

Accepted Answer

A) the carotid baroreceptors become less active. 
B) venous return is decreased. 
C) reflex vasoconstriction of peripheral blood vessels occurs. 
D) heart rate is reflexively elevated. 
E) All of the answers are correct. 
A) the carotid baroreceptors become less active. 
B) venous return is decreased. 
C) reflex vasoconstriction of peripheral blood vessels occurs. 
D) heart rate is reflexively elevated. 
E) All of the answers are correct.

Question 5

Each of the following will lead to a decrease in blood pressure except

Accepted Answer

A) release of renin. 
B) decrease in blood volume. 
C) decreased peripheral resistance. 
D) increased levels of ANP (atrial natriuretic peptide). 
E) decreased levels of aldosterone. 
A) release of renin. 
B) decrease in blood volume. 
C) decreased peripheral resistance. 
D) increased levels of ANP (atrial natriuretic peptide). 
E) decreased levels of aldosterone.

Question 6

The continual movement of fluid through the interstitial spaces produced by capillary filtration serves which of the following functions?

Accepted Answer

A) accelerates the distribution of nutrients and hormones 
B) assists the transport of insoluble substances that cannot enter the capillaries 
C) helps carry toxins and bacteria to cells of the immune system 
D) flushes hormones and wastes from the interstitial spaces 
E) All of the answers are correct. 
A) accelerates the distribution of nutrients and hormones 
B) assists the transport of insoluble substances that cannot enter the capillaries 
C) helps carry toxins and bacteria to cells of the immune system 
D) flushes hormones and wastes from the interstitial spaces 
E) All of the answers are correct.

Question 7

The common iliac artery is an example of which type of artery?

Accepted Answer

A) arteriolar 
B) elastic 
C) connective 
D) muscular 
E) vascular 
A) arteriolar 
B) elastic 
C) connective 
D) muscular 
E) vascular

Question 8

The radial and ulnar veins fuse to form the ________ vein.

Accepted Answer

A) azygos 
B) hemiazygos 
C) axillary 
D) brachial 
E) basilic 
A) azygos 
B) hemiazygos 
C) axillary 
D) brachial 
E) basilic

Question 9

Each of the following will cause an increase in blood pressure except

Accepted Answer

A) increased levels of aldosterone. 
B) increased levels of angiotensin II. 
C) increased blood volume. 
D) increased levels of ANP (atrial natriuretic peptide). 
E) increased levels of ADH (antidiuretic hormone). 
A) increased levels of aldosterone. 
B) increased levels of angiotensin II. 
C) increased blood volume. 
D) increased levels of ANP (atrial natriuretic peptide). 
E) increased levels of ADH (antidiuretic hormone).

Question 10

Which kind of vessel is also called a resistance vessel?

Accepted Answer

A) artery 
B) arteriole 
C) capillary 
D) venule 
E) vein 
A) artery 
B) arteriole 
C) capillary 
D) venule 
E) vein

Question 11

Relative to the lumen,which of the following vessels has the thickest tunica media?

Accepted Answer

A) arteries 
B) arterioles 
C) capillaries 
D) venules 
E) veins 
A) arteries 
B) arterioles 
C) capillaries 
D) venules 
E) veins

Question 12

Which layer of a blood vessel contains concentric sheets of smooth muscle tissue?

Accepted Answer

A) tunica intima 
B) external elastic membrane 
C) tunica media 
D) internal elastic membrane 
E) tunica externa 
A) tunica intima 
B) external elastic membrane 
C) tunica media 
D) internal elastic membrane 
E) tunica externa

Question 13

What vessels contain elastic fibers in the walls that are stretched during systole?

Accepted Answer

A) arteries 
B) arterioles 
C) capillaries 
D) venules 
E) veins 
A) arteries 
B) arterioles 
C) capillaries 
D) venules 
E) veins

Question 14

The ________ carries nutrient-rich blood into the liver.

Accepted Answer

A) hepatic artery 
B) gastric vein 
C) myenteric capillaries 
D) hepatic portal vein 
E) superior mesenteric vein 
A) hepatic artery 
B) gastric vein 
C) myenteric capillaries 
D) hepatic portal vein 
E) superior mesenteric vein

Question 15

Blood moves forward through veins because of all of the following except

Accepted Answer

A) the pressure in the veins is lower than in the arteries. 
B) pumping by the smooth muscle in the wall of the vein. 
C) the respiratory pump. 
D) valves in the veins preventing the backward flow of blood. 
E) muscular compression. 
A) the pressure in the veins is lower than in the arteries. 
B) pumping by the smooth muscle in the wall of the vein. 
C) the respiratory pump. 
D) valves in the veins preventing the backward flow of blood. 
E) muscular compression.

Question 16

The bronchial arteries branch from the ________ to supply the lung airways.

Accepted Answer

A) pulmonary arteries 
B) thoracic aorta 
C) pulmonary veins 
D) pleural arteries 
E) brachiocephalic trunk 
A) pulmonary arteries 
B) thoracic aorta 
C) pulmonary veins 
D) pleural arteries 
E) brachiocephalic trunk

Question 17

To defend blood volume against dehydration,the body

Accepted Answer

A) reduces reabsorption of water at the kidneys. 
B) experiences an increase of interstitial fluids. 
C) experiences a decrease in the blood colloidal osmotic pressure. 
D) releases antidiuretic hormone (ADH). 
E) All of the answers are correct. 
A) reduces reabsorption of water at the kidneys. 
B) experiences an increase of interstitial fluids. 
C) experiences a decrease in the blood colloidal osmotic pressure. 
D) releases antidiuretic hormone (ADH). 
E) All of the answers are correct.

Question 18

Veins of the upper arm include all of the following veins except the

Accepted Answer

A) basilic. 
B) cephalic. 
C) brachial. 
D) ulnar. 
E) There are no exceptions. 
A) basilic. 
B) cephalic. 
C) brachial. 
D) ulnar. 
E) There are no exceptions.

Question 19

The ________ is the kidney's sole blood supply.

Accepted Answer

A) celiac trunk 
B) abdominal aorta 
C) hepatic artery 
D) renal artery 
E) superior mesenteric artery 
A) celiac trunk 
B) abdominal aorta 
C) hepatic artery 
D) renal artery 
E) superior mesenteric artery

Question 20

Blood colloid osmotic pressure (BCOP)decreases in starving children because

Accepted Answer

A) starvation increases blood pressure which,in turn,decreases BCOP. 
B) starvation increases the permeability of capillaries causing a decrease in BCOP. 
C) starvation prevents the liver from producing enough protein to maintain BCOP. 
D) malnourished children do not exercise,which results in a decrease in BCOP. 
E) This statement is false; BCOP actually increases in starving children. 
A) starvation increases blood pressure which,in turn,decreases BCOP. 
B) starvation increases the permeability of capillaries causing a decrease in BCOP. 
C) starvation prevents the liver from producing enough protein to maintain BCOP. 
D) malnourished children do not exercise,which results in a decrease in BCOP. 
E) This statement is false; BCOP actually increases in starving children.

Exam 21: Blood Vessels and Circulation

Capillaries are continuous,or

Complications related to arteriosclerosis account for roughly ________ percent of deaths in the United States.

Blood pressure increases with all of the following except increased

When a person rises quickly from a sitting position,

Each of the following will lead to a decrease in blood pressure except

The continual movement of fluid through the interstitial spaces produced by capillary filtration serves which of the following functions?

The common iliac artery is an example of which type of artery?

The radial and ulnar veins fuse to form the ________ vein.

Each of the following will cause an increase in blood pressure except

Which kind of vessel is also called a resistance vessel?

Relative to the lumen,which of the following vessels has the thickest tunica media?

Which layer of a blood vessel contains concentric sheets of smooth muscle tissue?

What vessels contain elastic fibers in the walls that are stretched during systole?

The ________ carries nutrient-rich blood into the liver.

Blood moves forward through veins because of all of the following except

The bronchial arteries branch from the ________ to supply the lung airways.

To defend blood volume against dehydration,the body

Veins of the upper arm include all of the following veins except the

The ________ is the kidney's sole blood supply.

Blood colloid osmotic pressure (BCOP)decreases in starving children because

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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