Question 1

The pressure difference between the base of the aorta and the right atrium is the ________ pressure.

Accepted Answer

A) systemic 
B) systolic 
C) pulse 
D) mean arterial 
E) circulatory 
A) systemic 
B) systolic 
C) pulse 
D) mean arterial 
E) circulatory

Question 2

Which of the following is the innermost layer of a blood vessel?

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 3

The lower part of the large intestine including the rectum receives blood from the

Accepted Answer

A) celiac trunk. 
B) inferior mesenteric artery. 
C) internal iliac artery. 
D) abdominal aorta. 
E) external iliac artery. 
A) celiac trunk. 
B) inferior mesenteric artery. 
C) internal iliac artery. 
D) abdominal aorta. 
E) external iliac artery.

Question 4

The blood vessel that carries blood to the arm and shoulder is the ________ artery.

Accepted Answer

A) axillary 
B) subclavian 
C) brachial 
D) acromial 
E) brachiocephalic 
A) axillary 
B) subclavian 
C) brachial 
D) acromial 
E) brachiocephalic

Question 5

The main control of peripheral resistance occurs in the

Accepted Answer

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

Question 6

Elevated levels of the natriuretic peptide hormones ANP and BNP will produce increased

Accepted Answer

A) salt and water loss through the kidneys. 
B) blood volume. 
C) sodium ion levels in blood. 
D) venous return and preload. 
E) blood pressure. 
A) salt and water loss through the kidneys. 
B) blood volume. 
C) sodium ion levels in blood. 
D) venous return and preload. 
E) blood pressure.

Question 7

Which of the following opposes the flow of blood back to the heart?

Accepted Answer

A) vascular resistance 
B) peripheral veins have valves to prevent backflow of blood 
C) muscular pumps squeeze veins and move blood toward the heart 
D) blood pressure 
E) blood pressure gradient from arteries to veins 
A) vascular resistance 
B) peripheral veins have valves to prevent backflow of blood 
C) muscular pumps squeeze veins and move blood toward the heart 
D) blood pressure 
E) blood pressure gradient from arteries to veins

Question 8

If blood pressure doubled,the blood flow through a vessel would be

Accepted Answer

A) doubled. 
B) halved. 
C) four times greater. 
D) 1/4 as much. 
E) unchanged. 
A) doubled. 
B) halved. 
C) four times greater. 
D) 1/4 as much. 
E) unchanged.

Question 9

The vessel that receives blood from the head,neck,chest,shoulders,and arms is the

Accepted Answer

A) internal jugular vein. 
B) external jugular vein. 
C) superior vena cava. 
D) inferior vena cava. 
E) coronary sinus. 
A) internal jugular vein. 
B) external jugular vein. 
C) superior vena cava. 
D) inferior vena cava. 
E) coronary sinus.

Question 10

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

Accepted Answer

A) vertebral artery. 
B) abdominal aorta. 
C) sacral artery. 
D) coccygeal artery. 
E) lumbar artery. 
A) vertebral artery. 
B) abdominal aorta. 
C) sacral artery. 
D) coccygeal artery. 
E) lumbar artery.

Question 11

Homeostatic mechanisms in response to blood loss include all of the following except

Accepted Answer

A) uptake of interstitial fluid due to reduced capillary pressure. 
B) inhibition of EPO secretion. 
C) activation of ADH secretion. 
D) activation of aldosterone secretion. 
E) increased thirst and water intake. 
A) uptake of interstitial fluid due to reduced capillary pressure. 
B) inhibition of EPO secretion. 
C) activation of ADH secretion. 
D) activation of aldosterone secretion. 
E) increased thirst and water intake.

Question 12

________ form elaborate capillary networks within tissues that allow for very slow blood flow.

Accepted Answer

A) Varicosities 
B) Sinusoids 
C) Foramina 
D) Portal systems 
E) Perfusion centers 
A) Varicosities 
B) Sinusoids 
C) Foramina 
D) Portal systems 
E) Perfusion centers

Question 13

Compare the hearts of a trained athlete and a nonathlete.

Accepted Answer

The athlete's heart will be larger and w

Question 14

The inferior vena cava is classified as a(n)

Accepted Answer

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

Question 15

Exchange between a blood vessel and the cells that surround it can occur only in

Accepted Answer

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

Question 16

The blood vessel that branches from the subclavian artery to supply the anterior wall of the chest is the

Accepted Answer

A) internal thoracic. 
B) azygos artery. 
C) mediastinal artery. 
D) thoracic aorta. 
E) vertebral artery. 
A) internal thoracic. 
B) azygos artery. 
C) mediastinal artery. 
D) thoracic aorta. 
E) vertebral artery.

Question 17

The common carotid artery divides to form the ________ and ________ carotid arteries.

Accepted Answer

A) superficial; deep 
B) medial; lateral 
C) inner; outer 
D) superior; inferior 
E) internal; external 
A) superficial; deep 
B) medial; lateral 
C) inner; outer 
D) superior; inferior 
E) internal; external

Question 18

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 19

When carotid and aortic baroreceptors reduce their output,

Accepted Answer

A) heart rate increases. 
B) heart rate decreases. 
C) stroke volume increases. 
D) both heart rate and stroke volume increase. 
E) the heart rate will decrease to lower blood pressure. 
A) heart rate increases. 
B) heart rate decreases. 
C) stroke volume increases. 
D) both heart rate and stroke volume increase. 
E) the heart rate will decrease to lower blood pressure.

Exam 21: Blood Vessels and Circulation

The pressure difference between the base of the aorta and the right atrium is the ________ pressure.

Which of the following is the innermost layer of a blood vessel?

The lower part of the large intestine including the rectum receives blood from the

The blood vessel that carries blood to the arm and shoulder is the ________ artery.

The main control of peripheral resistance occurs in the

Elevated levels of the natriuretic peptide hormones ANP and BNP will produce increased

Which of the following opposes the flow of blood back to the heart?

If blood pressure doubled,the blood flow through a vessel would be

The vessel that receives blood from the head,neck,chest,shoulders,and arms is the

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

Homeostatic mechanisms in response to blood loss include all of the following except

________ form elaborate capillary networks within tissues that allow for very slow blood flow.

Compare the hearts of a trained athlete and a nonathlete.

The inferior vena cava is classified as a(n)

Exchange between a blood vessel and the cells that surround it can occur only in

The blood vessel that branches from the subclavian artery to supply the anterior wall of the chest is the

The common carotid artery divides to form the ________ and ________ carotid arteries.

As blood travels from arteries to veins,

When carotid and aortic baroreceptors reduce their output,

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

Filters

The common carotid artery divides to form the and carotid arteries.