Question 1

The ___________ is the potential space between the parietal and visceral pericardial membranes.

Accepted Answer

The answer of The ___________ is the potential space between...

Question 2

The blood vessel that supplies blood to the coronary arteries is _________.

Accepted Answer

A)  the aorta 
B)  the superior vena cava 
C)  the coronary sinus 
D)  the left pulmonary artery 
E)  the left pulmonary vein 
A)  the aorta 
B)  the superior vena cava 
C)  the coronary sinus 
D)  the left pulmonary artery 
E)  the left pulmonary vein

Question 3

The descending aorta divides near the brim of the pelvis to form the right and left ________.

Accepted Answer

common ili

Question 4

Blood is supplied to the myocardium by means of the __________ arteries.

Accepted Answer

The answer of Blood is supplied to the myocardium by...

Question 5

The aorta is part of the ________ circuit.

Accepted Answer

The answer of The aorta is part of the ________...

Question 6

What effect does an excess of potassium have on the heart?

Accepted Answer

A)  decreases heart rate 
B)  decreases force of contractions 
C)  increases heart rate 
D)  both a and b 
E)  none of these 
A)  decreases heart rate 
B)  decreases force of contractions 
C)  increases heart rate 
D)  both a and b 
E)  none of these

Question 7

Capillary exchange of gases,nutrients and waste is accomplished by diffusion,osmosis and filtration.

Accepted Answer

A) True 
 B)False

Question 8

The sinoatrial (SA)node relays nerve impulses into the AV bundle of the interventricular septum,and the atrioventricular (AV)node is responsible for the rhythmic contractions of the heart.

Accepted Answer

A) True 
 B)False

Question 9

An abnormally slow heart rate is termed

Accepted Answer

A)  tachycardia. 
B)  bradycardia. 
C)  fibrillation. 
D)  cardioversion. 
E)  pericardia. 
A)  tachycardia. 
B)  bradycardia. 
C)  fibrillation. 
D)  cardioversion. 
E)  pericardia.

Question 10

In normal circulation blood flow usually follows this pattern of vessels.

Accepted Answer

A)  artery,arteriole,capillary,venule,vein 
B)  artery,vein,capillary,venule,arteriole 
C)  artery,capillary,vein,arteriole,venule 
D)  none of these 
A)  artery,arteriole,capillary,venule,vein 
B)  artery,vein,capillary,venule,arteriole 
C)  artery,capillary,vein,arteriole,venule 
D)  none of these

Question 11

Venules continue from capillaries to form veins,which carry blood back to the atria.

Accepted Answer

A) True 
 B)False

Question 12

Blood that passes into the right ventricle has passed through this valve.

Accepted Answer

A)  mitral 
B)  tricuspid 
C)  pulmonary 
D)  aortic 
A)  mitral 
B)  tricuspid 
C)  pulmonary 
D)  aortic

Question 13

What effect does an excess of calcium have on the heart?

Accepted Answer

A)  no effect 
B)  increases heart action 
C)  decreases heart action 
D)  decreases heart rate but prolongs contractions 
A)  no effect 
B)  increases heart action 
C)  decreases heart action 
D)  decreases heart rate but prolongs contractions

Question 14

This layer of a blood vessel wall is composed of simple squamous epithelium.

Accepted Answer

A)  epithelium 
B)  tunica interna 
C)  tunica media 
D)  tunica externa 
E)  smooth muscle 
A)  epithelium 
B)  tunica interna 
C)  tunica media 
D)  tunica externa 
E)  smooth muscle

Question 15

Which of the events below would increase the pressure of blood against the blood vessel walls? Choose all that apply.
an increase in peripheral resistance
__
a decrease in blood viscosity
an increase in stroke volume
vasoconstriction

Accepted Answer

The answer of Which of the events below would increase...

Question 16

Which of the following represents the correct sequence of structures through which blood moves from the venae cavae to the lungs?

Accepted Answer

A)  right atrium,pulmonary,right ventricle,tricuspid valve 
B)  right atrium,tricuspid valve,right ventricle,pulmonary valve 
C)  tricuspid valve,right atrium,pulmonary valve,right ventricle 
D)  pulmonary valve,right atrium,tricuspid valve,right ventricle 
E)  right ventricle,tricuspid valve,right atrium,pulmonary valve 
A)  right atrium,pulmonary,right ventricle,tricuspid valve 
B)  right atrium,tricuspid valve,right ventricle,pulmonary valve 
C)  tricuspid valve,right atrium,pulmonary valve,right ventricle 
D)  pulmonary valve,right atrium,tricuspid valve,right ventricle 
E)  right ventricle,tricuspid valve,right atrium,pulmonary valve

Question 17

What is the complete set of contraction and relaxation events that constitutes one heartbeat called?

Accepted Answer

A)  systole 
B)  stroke volume 
C)  cardiac cycle 
D)  diastole 
A)  systole 
B)  stroke volume 
C)  cardiac cycle 
D)  diastole

Question 18

What is the longest vein in the body?

Accepted Answer

A)  inferior vena cava 
B)  great cardiac vein 
C)  cephalic vein 
D)  great saphenous vein 
E)  femoral vein 
A)  inferior vena cava 
B)  great cardiac vein 
C)  cephalic vein 
D)  great saphenous vein 
E)  femoral vein

Question 19

The cardiac conduction system is composed of a network of nerve fibers beginning with the sinoatrial (SA)node.

Accepted Answer

A) True 
 B)False

Question 20

What is the pacemaker of the heart?

Accepted Answer

A)  sinoatrial (S
A) node 
B)  the autonomic nervous system 
C)  atrioventricular (AV)node 
D)  Purkinje fibers 
A)  sinoatrial (S
A) node 
B)  the autonomic nervous system 
C)  atrioventricular (AV)node 
D)  Purkinje fibers

The ___________ is the potential space between the parietal and visceral pericardial membranes.

The blood vessel that supplies blood to the coronary arteries is _________.

The descending aorta divides near the brim of the pelvis to form the right and left ________.

Blood is supplied to the myocardium by means of the __________ arteries.

The aorta is part of the ________ circuit.

What effect does an excess of potassium have on the heart?

Capillary exchange of gases,nutrients and waste is accomplished by diffusion,osmosis and filtration.

The sinoatrial (SA)node relays nerve impulses into the AV bundle of the interventricular septum,and the atrioventricular (AV)node is responsible for the rhythmic contractions of the heart.

An abnormally slow heart rate is termed

In normal circulation blood flow usually follows this pattern of vessels.

Venules continue from capillaries to form veins,which carry blood back to the atria.

Blood that passes into the right ventricle has passed through this valve.

What effect does an excess of calcium have on the heart?

This layer of a blood vessel wall is composed of simple squamous epithelium.

Which of the events below would increase the pressure of blood against the blood vessel walls? Choose all that apply. an increase in peripheral resistance __ a decrease in blood viscosity an increase in stroke volume vasoconstriction

Which of the following represents the correct sequence of structures through which blood moves from the venae cavae to the lungs?

What is the complete set of contraction and relaxation events that constitutes one heartbeat called?

What is the longest vein in the body?

The cardiac conduction system is composed of a network of nerve fibers beginning with the sinoatrial (SA)node.

What is the pacemaker of the heart?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Nervous System

The Senses

Endocrine System

Blood

Lymphatic System and Immunity

Digestive System and Nutrition

Respiratory System

Urinary System

Water, electrolyte, and Acid-Base Balance

Reproductive Systems

Pregnancy, growth, development, and Genetics

Filters

Exam 13: Cardiovascular System

The ___________ is the potential space between the parietal and visceral pericardial membranes.

The blood vessel that supplies blood to the coronary arteries is _________.

The descending aorta divides near the brim of the pelvis to form the right and left ________.

Blood is supplied to the myocardium by means of the __________ arteries.

The aorta is part of the ________ circuit.

What effect does an excess of potassium have on the heart?

Capillary exchange of gases,nutrients and waste is accomplished by diffusion,osmosis and filtration.

The sinoatrial (SA)node relays nerve impulses into the AV bundle of the interventricular septum,and the atrioventricular (AV)node is responsible for the rhythmic contractions of the heart.

An abnormally slow heart rate is termed

In normal circulation blood flow usually follows this pattern of vessels.

Venules continue from capillaries to form veins,which carry blood back to the atria.

Blood that passes into the right ventricle has passed through this valve.

What effect does an excess of calcium have on the heart?

This layer of a blood vessel wall is composed of simple squamous epithelium.

Which of the events below would increase the pressure of blood against the blood vessel walls? Choose all that apply. an increase in peripheral resistance __ a decrease in blood viscosity an increase in stroke volume vasoconstriction

Which of the following represents the correct sequence of structures through which blood moves from the venae cavae to the lungs?

What is the complete set of contraction and relaxation events that constitutes one heartbeat called?

What is the longest vein in the body?

The cardiac conduction system is composed of a network of nerve fibers beginning with the sinoatrial (SA)node.

What is the pacemaker of the heart?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Nervous System

The Senses

Endocrine System

Blood

Lymphatic System and Immunity

Digestive System and Nutrition

Respiratory System

Urinary System

Water, electrolyte, and Acid-Base Balance

Reproductive Systems

Pregnancy, growth, development, and Genetics

Filters