Question 1

In the diagram, where are the trabeculae carnae?

Accepted Answer

A)  D 
B)  E 
C)  F 
D)  G 
E)  H 
A)  D 
B)  E 
C)  F 
D)  G 
E)  H

Question 2

Which EKG wave corresponds with contraction of the atria?

Accepted Answer

A)  R wave 
B)  Twave 
C)  S wave 
D)  P wave 
E)  Q wave 
A)  R wave 
B)  Twave 
C)  S wave 
D)  P wave 
E)  Q wave

Question 3

Which of the following refers to the period of time during a cardiac cycle when contraction occurs and blood pressure rises?

Accepted Answer

A)  filling 
B)  systole 
C)  repolarization 
D)  diastole 
E)  fibrillation 
A)  filling 
B)  systole 
C)  repolarization 
D)  diastole 
E)  fibrillation

Question 4

This heart structure carries deoxygenated blood.

Accepted Answer

A)  left atrium and ventricle 
B)  left atrium only 
C)  right atrium and ventricle 
D)  right ventricle only 
E)  left atrium and right ventricle 
A)  left atrium and ventricle 
B)  left atrium only 
C)  right atrium and ventricle 
D)  right ventricle only 
E)  left atrium and right ventricle

Question 5

Which of the following factors would increase stroke volume?

Accepted Answer

A)  increased preload, increased afterload, increased contractility 
B)  decreased preload, decreased afterload, decreased contractility 
C)  increased preload, decreased afterload, increased contractility 
D)  decreased preload, increased afterload, increased contractility 
E)  increased preload, increased afterload, decreased contractility 
A)  increased preload, increased afterload, increased contractility 
B)  decreased preload, decreased afterload, decreased contractility 
C)  increased preload, decreased afterload, increased contractility 
D)  decreased preload, increased afterload, increased contractility 
E)  increased preload, increased afterload, decreased contractility

Question 6

What type of tissue comprises the superficial fibrous pericardium?

Accepted Answer

A)  dense regular connective tissue 
B)  dense irregular connective tissue 
C)  areolar connective tissue 
D)  hyaline cartilage 
E)  cardiac muscle tissue 
A)  dense regular connective tissue 
B)  dense irregular connective tissue 
C)  areolar connective tissue 
D)  hyaline cartilage 
E)  cardiac muscle tissue

Question 7

In the diagram, this supplies the walls of the ventricles with oxygenated blood.

Accepted Answer

A)  B 
B)  C 
C)  D 
D)  E 
E)  F 
A)  B 
B)  C 
C)  D 
D)  E 
E)  F

Question 8

In the diagram, where is the left auricle of left atrium?

Accepted Answer

A)  C 
B)  F 
C)  G 
D)  H 
E)  I 
A)  C 
B)  F 
C)  G 
D)  H 
E)  I

Question 9

Contraction of the atrial contractile fibers (atrial systole) begins after the ___ wave appears.

Accepted Answer

A)  A 
B)  B 
C)  E 
D)  D 
E)  C 
A)  A 
B)  B 
C)  E 
D)  D 
E)  C

Question 10

Which part of the brain regulates heart rate?

Accepted Answer

A)  cardiac accelerator nerves 
B)  chemoreceptors 
C)  medulla oblongata 
D)  vagus nerve 
E)  proprioceptors 
A)  cardiac accelerator nerves 
B)  chemoreceptors 
C)  medulla oblongata 
D)  vagus nerve 
E)  proprioceptors

Question 11

Which portion of the heart wall is responsible for the pumping action?

Accepted Answer

A)  E 
B)  F 
C)  G 
D)  H 
E)  I 
A)  E 
B)  F 
C)  G 
D)  H 
E)  I

In the diagram, where are the trabeculae carnae?

Which EKG wave corresponds with contraction of the atria?

Which of the following refers to the period of time during a cardiac cycle when contraction occurs and blood pressure rises?

This heart structure carries deoxygenated blood.

Which of the following factors would increase stroke volume?

What type of tissue comprises the superficial fibrous pericardium?

In the diagram, this supplies the walls of the ventricles with oxygenated blood.

In the diagram, where is the left auricle of left atrium?

Contraction of the atrial contractile fibers (atrial systole) begins after the ___ wave appears.

Which part of the brain regulates heart rate?

Which portion of the heart wall is responsible for the pumping action?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Introduction to the Skeletal System

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Introduction to the Nervous System

The Central Nervous System

The Peripheral Nervous System

Sensory, Motor, and Integrative Systems

The Special Senses

The Endocrine System

The Cardiovascular System: the Blood

The Cardiovascular System: Blood Vessels

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems and Development

Filters

Exam 19: The Cardiovascular System: the Heart

In the diagram, where are the trabeculae carnae?

Which EKG wave corresponds with contraction of the atria?

Which of the following refers to the period of time during a cardiac cycle when contraction occurs and blood pressure rises?

This heart structure carries deoxygenated blood.

Which of the following factors would increase stroke volume?

What type of tissue comprises the superficial fibrous pericardium?

In the diagram, this supplies the walls of the ventricles with oxygenated blood.

In the diagram, where is the left auricle of left atrium?

Contraction of the atrial contractile fibers (atrial systole) begins after the ___ wave appears.

Which part of the brain regulates heart rate?

Which portion of the heart wall is responsible for the pumping action?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Introduction to the Skeletal System

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Introduction to the Nervous System

The Central Nervous System

The Peripheral Nervous System

Sensory, Motor, and Integrative Systems

The Special Senses

The Endocrine System

The Cardiovascular System: the Blood

The Cardiovascular System: Blood Vessels

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems and Development

Filters