Question 1

The arterioles act as resistance vessels because of the

Accepted Answer

A)  thick layer of connective tissue that is the main component of the arteriolar wall. 
B)  large pores in the arteriolar walls that allow for the diffusion of large amounts of water and dissolved solute. 
C)  contractile activity of the vascular smooth muscle. 
D)  ability of the arterioles to stretch and store blood. 
A)  thick layer of connective tissue that is the main component of the arteriolar wall. 
B)  large pores in the arteriolar walls that allow for the diffusion of large amounts of water and dissolved solute. 
C)  contractile activity of the vascular smooth muscle. 
D)  ability of the arterioles to stretch and store blood. C

Question 2

Which of the following is not true of the portal vein?

Accepted Answer

A)  It carries unoxygenated blood. 
B)  It carries digestive end products to the liver. 
C)  It drains blood from the liver and empties it into the inferior vena cava. 
D)  It is formed by the merger of the superior mesenteric vein and the splenic vein. 
A)  It carries unoxygenated blood. 
B)  It carries digestive end products to the liver. 
C)  It drains blood from the liver and empties it into the inferior vena cava. 
D)  It is formed by the merger of the superior mesenteric vein and the splenic vein. C

Question 3

Which of the following is true of these vascular structures: coronary sinus,pulmonary artery,umbilical arteries,and venae cavae? They all

Accepted Answer

A)  are found exclusively in the fetal circulation. 
B)  carry unoxygenated blood. 
C)  are attached directly to the heart. 
D)  are color-coded red. 
A)  are found exclusively in the fetal circulation. 
B)  carry unoxygenated blood. 
C)  are attached directly to the heart. 
D)  are color-coded red. B

Question 4

In which condition is the pedal pulse absent?

Accepted Answer

A)  Occlusion of the arteries of the leg 
B)  Cirrhosis of the liver 
C)  Portal vein hypertension 
D)  Occlusion of the carotid artery 
A)  Occlusion of the arteries of the leg 
B)  Cirrhosis of the liver 
C)  Portal vein hypertension 
D)  Occlusion of the carotid artery

Question 5

Elevated pressure of the right atrium is most apt to cause

Accepted Answer

A)  pulmonary edema. 
B)  stenosis or narrowing of the aortic valve. 
C)  elevation of systemic blood pressure. 
D)  distension of the jugular veins. 
A)  pulmonary edema. 
B)  stenosis or narrowing of the aortic valve. 
C)  elevation of systemic blood pressure. 
D)  distension of the jugular veins.

Question 6

The correct flow of blood is: thoracic aorta $\rightarrow$abdominal aorta $\rightarrow$ common iliac artery$\rightarrow$

Accepted Answer

A)  external iliac artery. 
B)  carotid artery. 
C)  portal vein. 
D)  celiac axis. 
A)  external iliac artery. 
B)  carotid artery. 
C)  portal vein. 
D)  celiac axis.

Question 7

Which of the following blood vessels is not located in the head or neck region?

Accepted Answer

A)  Jugular veins 
B)  Vertebral arteries 
C)  Common iliac arteries 
D)  Circle of Willis 
A)  Jugular veins 
B)  Vertebral arteries 
C)  Common iliac arteries 
D)  Circle of Willis

Question 8

Through which blood vessel does blood not flow on its way from the hepatic vein to the brachial artery?

Accepted Answer

A)  Pulmonary artery 
B)  Ascending aorta 
C)  Descending aorta 
D)  Subclavian artery 
A)  Pulmonary artery 
B)  Ascending aorta 
C)  Descending aorta 
D)  Subclavian artery

Question 9

Which part of the aorta is located in the abdominal cavity?

Accepted Answer

A)  Ascending aorta 
B)  Arch of the aorta 
C)  Thoracic aorta 
D)  Descending aorta 
A)  Ascending aorta 
B)  Arch of the aorta 
C)  Thoracic aorta 
D)  Descending aorta

Question 10

Which of the following is true of the aorta?

Accepted Answer

A)  It is the blood vessel into which all veins drain. 
B)  It is usually color-coded blue. 
C)  It is the largest artery from which most other arteries originate. 
D)  It extends from the upper thorax to the diaphragm, at which point it bifurcates into the common iliac arteries. 
A)  It is the blood vessel into which all veins drain. 
B)  It is usually color-coded blue. 
C)  It is the largest artery from which most other arteries originate. 
D)  It extends from the upper thorax to the diaphragm, at which point it bifurcates into the common iliac arteries.

Question 11

Through which blood vessel does blood not flow on its way from the aortic arch to the kidney?

Accepted Answer

A)  Thoracic aorta 
B)  Descending aorta 
C)  Ascending aorta 
D)  Renal artery 
A)  Thoracic aorta 
B)  Descending aorta 
C)  Ascending aorta 
D)  Renal artery

Question 12

Through which blood vessel does blood flow on its way from the right jugular vein to the coronary arteries?

Accepted Answer

A)  Inferior vena cava 
B)  Portal vein 
C)  Right subclavian vein 
D)  Aortic arch 
A)  Inferior vena cava 
B)  Portal vein 
C)  Right subclavian vein 
D)  Aortic arch

Question 13

The patient is scheduled for a cardiac catheterization.A catheter is inserted into the femoral artery and threaded in a retrograde direction into the coronary arteries.Regarding the pathway of the catheter,it will be threaded through all the blood vessels except the

Accepted Answer

A)  descending aorta. 
B)  ascending aorta. 
C)  abdominal aorta. 
D)  inferior vena cava. 
A)  descending aorta. 
B)  ascending aorta. 
C)  abdominal aorta. 
D)  inferior vena cava.

Question 14

Which of the following vessels carries unoxygenated blood from the liver to the inferior vena cava?

Accepted Answer

A)  Portal vein 
B)  Celiac axis 
C)  Hepatic artery 
D)  Hepatic veins 
A)  Portal vein 
B)  Celiac axis 
C)  Hepatic artery 
D)  Hepatic veins

Question 15

What is the function of the foramen ovale?

Accepted Answer

A)  Shunts blood from the aorta to the pulmonary artery 
B)  Partially shunts oxygenated blood from the umbilical vein to the fetal inferior vena cava 
C)  Shunts blood from the right ventricle to the left ventricle, thereby bypassing the fetal lungs 
D)  Shunts blood from the fetal right atrium to the left atrium 
A)  Shunts blood from the aorta to the pulmonary artery 
B)  Partially shunts oxygenated blood from the umbilical vein to the fetal inferior vena cava 
C)  Shunts blood from the right ventricle to the left ventricle, thereby bypassing the fetal lungs 
D)  Shunts blood from the fetal right atrium to the left atrium

Question 16

Which of the following is caused by the vibrations of the blood vessel walls and reflects heart rate?

Accepted Answer

A)  Blood pressure 
B)  Pulse pressure 
C)  Pulse 
D)  Skin turgor 
A)  Blood pressure 
B)  Pulse pressure 
C)  Pulse 
D)  Skin turgor

Question 17

Which of the following structures serves as the "lungs" for the fetus?

Accepted Answer

A)  Ductus venosus 
B)  Ductus arteriosus 
C)  Placenta 
D)  Foramen ovale 
A)  Ductus venosus 
B)  Ductus arteriosus 
C)  Placenta 
D)  Foramen ovale

Question 18

The radial,median cubital,and basilic veins

Accepted Answer

A)  are part of the hepatic portal circulation. 
B)  drain venous blood into the inferior vena cava. 
C)  are found in the arms. 
D)  drain the brain. 
A)  are part of the hepatic portal circulation. 
B)  drain venous blood into the inferior vena cava. 
C)  are found in the arms. 
D)  drain the brain.

Question 19

The splanchnic circulation

Accepted Answer

A)  refers to the blood vessels that supply the stomach, spleen, pancreas, and intestines. 
B)  is the special circulation that brings oxygenated blood to the base of the brain. 
C)  occurs only in the fetal circulation. 
D)  refers to the blood vessels in the lower extremities. 
A)  refers to the blood vessels that supply the stomach, spleen, pancreas, and intestines. 
B)  is the special circulation that brings oxygenated blood to the base of the brain. 
C)  occurs only in the fetal circulation. 
D)  refers to the blood vessels in the lower extremities.

Question 20

What is the "main vein that drains the brain"?

Accepted Answer

A)  Carotid 
B)  Brachial 
C)  Jugular 
D)  Saphenous 
A)  Carotid 
B)  Brachial 
C)  Jugular 
D)  Saphenous

Exam 18: Anatomy of the Blood Vessels

The arterioles act as resistance vessels because of the

Which of the following is not true of the portal vein?

Which of the following is true of these vascular structures: coronary sinus,pulmonary artery,umbilical arteries,and venae cavae? They all

In which condition is the pedal pulse absent?

Elevated pressure of the right atrium is most apt to cause

The correct flow of blood is: thoracic aorta →\rightarrow→ abdominal aorta →\rightarrow→ common iliac artery →\rightarrow→

Which of the following blood vessels is not located in the head or neck region?

Through which blood vessel does blood not flow on its way from the hepatic vein to the brachial artery?

Which part of the aorta is located in the abdominal cavity?

Which of the following is true of the aorta?

Through which blood vessel does blood not flow on its way from the aortic arch to the kidney?

Through which blood vessel does blood flow on its way from the right jugular vein to the coronary arteries?

The patient is scheduled for a cardiac catheterization.A catheter is inserted into the femoral artery and threaded in a retrograde direction into the coronary arteries.Regarding the pathway of the catheter,it will be threaded through all the blood vessels except the

Which of the following vessels carries unoxygenated blood from the liver to the inferior vena cava?

What is the function of the foramen ovale?

Which of the following is caused by the vibrations of the blood vessel walls and reflects heart rate?

Which of the following structures serves as the "lungs" for the fetus?

The radial,median cubital,and basilic veins

The splanchnic circulation

What is the "main vein that drains the brain"?

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Anatomy of the Heart

Function of the Heart

Functions of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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The correct flow of blood is: thoracic aorta $\rightarrow$ abdominal aorta $\rightarrow$ common iliac artery $\rightarrow$