Question 1

Which of the following valves prevents blood from flowing back into the right ventricle?

Accepted Answer

A)  Tricuspid 
B)  Bicuspid 
C)  Pulmonary semilunar 
D)  Aortic semilunar 
E)  Left atrioventricular 
A)  Tricuspid 
B)  Bicuspid 
C)  Pulmonary semilunar 
D)  Aortic semilunar 
E)  Left atrioventricular

Question 2

The ____ have walls that are one cell thick.

Accepted Answer

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

Question 3

Water is forced through capillary walls by ____.

Accepted Answer

A)  different concentrations of substances 
B)  low pressure of the blood 
C)  filtration 
D)  osmosis 
E)  diffusion 
A)  different concentrations of substances 
B)  low pressure of the blood 
C)  filtration 
D)  osmosis 
E)  diffusion

Question 4

Which of the following results in an increased blood pressure?

Accepted Answer

A)  Increased cardiac output 
B)  Loss of blood 
C)  Vasodilation 
D)  Dehydration 
E)  Shock 
A)  Increased cardiac output 
B)  Loss of blood 
C)  Vasodilation 
D)  Dehydration 
E)  Shock

Question 5

The bundle of His splits into left and right bundle branches that carry an electrical impulse to the ____.

Accepted Answer

A)  SA node 
B)  AV node 
C)  AV bundle 
D)  Purkinje fibers 
E)  mitral valve 
A)  SA node 
B)  AV node 
C)  AV bundle 
D)  Purkinje fibers 
E)  mitral valve

Question 6

What causes a myocardial infarction?

Accepted Answer

A)  Damaged heart valves 
B)  Weakened heart muscle 
C)  Obstruction of blood flow to the heart muscle 
D)  A serious dysrhythmia 
E)  A defective SA node 
A)  Damaged heart valves 
B)  Weakened heart muscle 
C)  Obstruction of blood flow to the heart muscle 
D)  A serious dysrhythmia 
E)  A defective SA node

Question 7

The ____ vein is the major vein in the legs.

Accepted Answer

A)  azygos 
B)  intercostal 
C)  saphenous 
D)  jugular 
E)  brachiocephalic 
A)  azygos 
B)  intercostal 
C)  saphenous 
D)  jugular 
E)  brachiocephalic

Question 8

If an embolus blocks a cerebral artery, the result may be a(n) ________, or stroke.

Accepted Answer

cerebrovas

Question 9

Which of the following is the thickest layer of the heart, which is made up of muscle?

Accepted Answer

A)  Epicardium 
B)  Myocardium 
C)  Endocardium 
D)  Pericardium 
E)  Pericardial cavity 
A)  Epicardium 
B)  Myocardium 
C)  Endocardium 
D)  Pericardium 
E)  Pericardial cavity

Question 10

The ________ (letter H) separates the ventricles.

Accepted Answer

interventr

Question 11

Which part of the cardiac conduction system is located in the wall of the right atrium?

Accepted Answer

A)  SA node 
B)  AV node 
C)  Bundle of His 
D)  Purkinje fibers 
E)  Bundle branches 
A)  SA node 
B)  AV node 
C)  Bundle of His 
D)  Purkinje fibers 
E)  Bundle branches

Question 12

-The ________ veins (letter B) empty oxygenated blood into the left atrium.

Accepted Answer

The answer of  
-The ________ veins (letter B) empty...

Question 13

The ____ arteries supply blood to the forearm and hand.

Accepted Answer

A)  brachial and popliteal 
B)  ulnar and radial 
C)  common iliac and external iliac 
D)  femoral and tibial 
E)  maxillary and lingual 
A)  brachial and popliteal 
B)  ulnar and radial 
C)  common iliac and external iliac 
D)  femoral and tibial 
E)  maxillary and lingual

Question 14

Which of the following are the strongest blood vessels that function to carry blood away from the heart?

Accepted Answer

A)  Arterioles 
B)  Arteries 
C)  Veins 
D)  Venules 
E)  Capillaries 
A)  Arterioles 
B)  Arteries 
C)  Veins 
D)  Venules 
E)  Capillaries

Question 15

Gluteal areas are served by the ____ veins.

Accepted Answer

A)  azygos 
B)  intercostal 
C)  saphenous 
D)  iliac 
E)  popliteal 
A)  azygos 
B)  intercostal 
C)  saphenous 
D)  iliac 
E)  popliteal

Question 16

Karyn has been having episodes of tachycardia (rapid heartbeat) associated with her congestive heart failure. Karyn does not want to add "yet another" medication to those she is already taking. Which of the following options might help Karyn control her rapid heartbeat without medication?

Accepted Answer

A)  Maze procedure 
B)  Vagal maneuvers 
C)  Increased exercise 
D)  Increased caffeine intake 
E)  Electrical shock 
A)  Maze procedure 
B)  Vagal maneuvers 
C)  Increased exercise 
D)  Increased caffeine intake 
E)  Electrical shock

Question 17

The ____ vein takes blood to the liver from the intestines.

Accepted Answer

A)  saphenous 
B)  iliac 
C)  mesenteric 
D)  axillary 
E)  gastric 
A)  saphenous 
B)  iliac 
C)  mesenteric 
D)  axillary 
E)  gastric

Question 18

The widening of the wall of an artery that decreases blood pressure is called ________.

Accepted Answer

The answer of The widening of the wall of an...

Question 19

Which of following is a membrane that covers the heart?

Accepted Answer

A)  Pericardium 
B)  Myocardium 
C)  Epicardium 
D)  Endocardium 
E)  Pericardial cavity 
A)  Pericardium 
B)  Myocardium 
C)  Epicardium 
D)  Endocardium 
E)  Pericardial cavity

Question 20

Which part of the cardiac conduction system is located in the walls of the ventricles and cause the ventricles to contract?

Accepted Answer

A)  SA node 
B)  AV node 
C)  Bundle of His 
D)  Purkinje fibers 
E)  Bundle branches 
A)  SA node 
B)  AV node 
C)  Bundle of His 
D)  Purkinje fibers 
E)  Bundle branches

Exam 25: The Cardiovascular System

Which of the following valves prevents blood from flowing back into the right ventricle?

The ____ have walls that are one cell thick.

Water is forced through capillary walls by ____.

Which of the following results in an increased blood pressure?

The bundle of His splits into left and right bundle branches that carry an electrical impulse to the ____.

What causes a myocardial infarction?

The ____ vein is the major vein in the legs.

If an embolus blocks a cerebral artery, the result may be a(n) ________, or stroke.

Which of the following is the thickest layer of the heart, which is made up of muscle?

The ________ (letter H) separates the ventricles.

Which part of the cardiac conduction system is located in the wall of the right atrium?

-The ________ veins (letter B) empty oxygenated blood into the left atrium.

The ____ arteries supply blood to the forearm and hand.

Which of the following are the strongest blood vessels that function to carry blood away from the heart?

Gluteal areas are served by the ____ veins.

Karyn has been having episodes of tachycardia (rapid heartbeat) associated with her congestive heart failure. Karyn does not want to add "yet another" medication to those she is already taking. Which of the following options might help Karyn control her rapid heartbeat without medication?

The ____ vein takes blood to the liver from the intestines.

The widening of the wall of an artery that decreases blood pressure is called ________.

Which of following is a membrane that covers the heart?

Which part of the cardiac conduction system is located in the walls of the ventricles and cause the ventricles to contract?

Introduction to Medical Assisting

Healthcare and the Healthcare Team

Professionalism and Success

Interpersonal Communication

Legal and Ethical Issues

Infection Control Fundamentals

Safety and Patient Reception

Office Equipment and Supplies

Examination and Treatment Areas

Written and Electronic Communication

Medical Records and Documentation

Electronic Health Records

Managing Medical Records

Telephone Techniques

Patient Education

Schedule Management

Insurance Billing

Diagnostic Coding

Procedure Coding

Patient Collections and Financial Management

Organization of the Body

The Integumentary System

The Skeletal System

The Muscular System

The Blood

The Lymphatic and Immune Systems

The Respiratory System

The Nervous System

The Urinary System

The Reproductive Systems

The Digestive System

The Endocrine System

Special Senses

Infection Control Practices

Patient Interview and History

Vital Signs and Measurements

Assisting With a General Physical Exam

Assisting in Reproductive and Urinary Specialties

Assisting in Pediatrics

Assisting in Geriatrics

Assisting in Other Medical Specialties

Assisting in Eye and Ear Care

Assisting in Minor Surgery

Orientation to the Lab

Microbiology and Disease

Processing and Testing Urine and Stool Samples

Collecting, Processing, and Testing Blood Specimens

Electrocardiography and Pulmonary Function Testing

Diagnostic Imaging

Principles of Pharmacology

Math and Dosage Calculations

Medication Administration

Physical Therapy and Rehabilitation

Nutrition and Health

Practice Management

Emergency Preparedness

Preparing for the World of Work

Filters