Question 1

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 2

A vein that measures 5 mm would be considered

Accepted Answer

A) a large vein. 
B) a venule. 
C) a medium vein. 
D) an arteriovenule. 
E) a venous valve. 
A) a large vein. 
B) a venule. 
C) a medium vein. 
D) an arteriovenule. 
E) a venous valve.

Question 3

Venules feed blood into ________.

Accepted Answer

The answer of Venules feed blood into ________....

Question 4

The main control of peripheral resistance occurs in the

Accepted Answer

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

Question 5

The ________ vein ascends along the radial side of the forearm.

Accepted Answer

The answer of The ________ vein ascends along the radial...

Question 6

As blood travels from arteries to veins,

Accepted Answer

A) pressure builds. 
B) pressure drops. 
C) flow becomes turbulent. 
D) viscosity increases. 
E) diameter of the blood vessels gets progressively smaller. 
A) pressure builds. 
B) pressure drops. 
C) flow becomes turbulent. 
D) viscosity increases. 
E) diameter of the blood vessels gets progressively smaller.

Question 7

Figure 21-2 Veins
Use Figure 21-2 to answer the following question:
-Identify the vein labeled "8."

Accepted Answer

A) superior vena cava 
B) brachiocephalic 
C) axillary 
D) external jugular 
E) subclavian 
A) superior vena cava 
B) brachiocephalic 
C) axillary 
D) external jugular 
E) subclavian

Question 8

The muscular layer in the wall of a blood vessel is the

Accepted Answer

A) tunica intima. 
B) tunica externa. 
C) tunica media. 
D) tunica interna. 
E) tunica adventitia. 
A) tunica intima. 
B) tunica externa. 
C) tunica media. 
D) tunica interna. 
E) tunica adventitia.

Question 9

Each of the following factors would increase peripheral resistance,except

Accepted Answer

A) increased sympathetic stimulation. 
B) elevated levels of epinephrine. 
C) vasodilation. 
D) irregularities in the vessel walls caused by plaques. 
E) elevated hematocrit. 
A) increased sympathetic stimulation. 
B) elevated levels of epinephrine. 
C) vasodilation. 
D) irregularities in the vessel walls caused by plaques. 
E) elevated hematocrit.

Question 10

The difference between the systolic and diastolic pressures is called the ________ pressure.

Accepted Answer

A) critical closing 
B) mean arterial 
C) pulse 
D) blood 
E) circulatory 
A) critical closing 
B) mean arterial 
C) pulse 
D) blood 
E) circulatory

Question 11

Figure 21-1 Arteries
Use Figure 21-1 to answer the following question:
-Identify the arteries labeled "9."

Accepted Answer

A) axillary 
B) brachiocephalic 
C) common carotid 
D) aorta 
E) brachial 
A) axillary 
B) brachiocephalic 
C) common carotid 
D) aorta 
E) brachial

Question 12

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 13

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 14

A(n)________ ________ (two words)is a direct connection between an arteriole and a venule.

Accepted Answer

arterioven

Question 15

Blood is drained from the lower portion of the large intestine by the ________.

Accepted Answer

inferior m

Question 16

The inferior portion of the spinal cord and the abdominal wall receive blood from the ________.

Accepted Answer

The answer of The inferior portion of the spinal cord...

Question 17

Factors that increase the risk of atherosclerosis include which of the following?

Accepted Answer

A) high cholesterol 
B) lack of exercise 
C) smoking 
D) obesity 
E) All of the answers are correct. 
A) high cholesterol 
B) lack of exercise 
C) smoking 
D) obesity 
E) All of the answers are correct.

Question 18

Total peripheral resistance is related to all of the following,except the

Accepted Answer

A) length of a blood vessel. 
B) osmolarity of interstitial fluids. 
C) turbulence. 
D) blood viscosity. 
E) blood vessel diameter. 
A) length of a blood vessel. 
B) osmolarity of interstitial fluids. 
C) turbulence. 
D) blood viscosity. 
E) blood vessel diameter.

Question 19

The ________ divides the aorta into the thoracic aorta and the abdominal aorta.

Accepted Answer

A) pericardium 
B) mediastinum 
C) diaphragm 
D) peritoneum 
E) pleura 
A) pericardium 
B) mediastinum 
C) diaphragm 
D) peritoneum 
E) pleura

Question 20

Which of the following statements is false concerning the movement of fluid between capillaries and interstitial space?

Accepted Answer

A) Blood hydrostatic pressure forces fluid from the capillary to the interstitial space. 
B) Blood osmotic pressure moves fluid from the interstitial space to the capillary. 
C) The osmotic pressure of the interstitial fluid is less than the blood osmotic pressure. 
D) The hydrostatic pressure of the interstitial fluid is largely unimportant in determining fluid movement. 
E) The net filtration pressure is usually zero. 
A) Blood hydrostatic pressure forces fluid from the capillary to the interstitial space. 
B) Blood osmotic pressure moves fluid from the interstitial space to the capillary. 
C) The osmotic pressure of the interstitial fluid is less than the blood osmotic pressure. 
D) The hydrostatic pressure of the interstitial fluid is largely unimportant in determining fluid movement. 
E) The net filtration pressure is usually zero.

Exam 21: Blood Vessels and Circulation

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

A vein that measures 5 mm would be considered

Venules feed blood into ________.

The main control of peripheral resistance occurs in the

The ________ vein ascends along the radial side of the forearm.

As blood travels from arteries to veins,

Figure 21-2 Veins Use Figure 21-2 to answer the following question: -Identify the vein labeled "8."

The muscular layer in the wall of a blood vessel is the

Each of the following factors would increase peripheral resistance,except

The difference between the systolic and diastolic pressures is called the ________ pressure.

Figure 21-1 Arteries Use Figure 21-1 to answer the following question: -Identify the arteries labeled "9."

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

Which kind of vessel is also called a resistance vessel?

A(n)________ ________ (two words)is a direct connection between an arteriole and a venule.

Blood is drained from the lower portion of the large intestine by the ________.

The inferior portion of the spinal cord and the abdominal wall receive blood from the ________.

Factors that increase the risk of atherosclerosis include which of the following?

Total peripheral resistance is related to all of the following,except the

The ________ divides the aorta into the thoracic aorta and the abdominal aorta.

Which of the following statements is false concerning the movement of fluid between capillaries and interstitial space?

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

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

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

Filters

A(n) (two words)is a direct connection between an arteriole and a venule.