Test Bank for EKG Plain and Simple, 5th edition by Karen Ellis, Chapter 1-18 | All Chapters

TEST BANK
EKG Plain and Simple, 5th edition
By Karen M. Ellis
TE
S
TS
O
LU
TI
O
N

, Table of Content
Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip
TE
Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction
S
Rhythms Originating in the Ventricles
TS
AV Blocks

Rhythm Practice Strips

How to Interpret a 12-Lead EKG
O
Myocardial Infarction

12-Lead EKG Practice
LU
Medications and Electrical Therapy

Diagnostic Electrocardiography

Putting It All Together: Critical Thinking Scenarios
TI
O
N

,EKG Plain and Simple, 5e (Ellis)
Chapter 1 Cardiac Anatomy and Physiology

1.1 Multiple Choice Questions

1) The normal heart is the size of a
A) foot.
B) cherry.
C) man's fist.
D) watermelon.
TE
Answer: C
LO: 1.1: State the location of the heart and its normal size.

2) The top of the heart where the great vessels emerge is the
A) apex.
S
B) base.
C) chordae tendonae.
D) tricuspid valve.
TS
Answer: B
LO: 1.1: State the location of the heart and its normal size.

3) The fibrous tissue that divides the heart into right and left sides is the
A) chordae tendonae.
O
B) papillary muscle.
C) septum.
D) pulmonic valve.
LU
Answer: C
LO: 1.3: Name all the structures of the heart.

4) The apex of the heart is located at the
A) top of the heart, where the great vessels emerge.
B) right side of the heart.
TI
C) bottom of the heart, at the leftmost tip.
D) back wall of the heart.
Answer: C
O
LO: 1.1: State the location of the heart and its normal size.

5) Pericardial fluid
N
A) decreases friction of the pericardial layers as they rub against each other.
B) prevents backflow of blood from one chamber to the other.
C) circulates through the heart's chambers.
D) lubricates the electrical system of the heart.
Answer: A
LO: 1.2: Name the walls and layers of the heart.

, 6) The innermost layer of the heart is the All Chapters Included ⬛⬛⬛
A) epicardium.
B) pericardium.
C) endocardium. All Answers Included ⬛⬛⬛
D) myocardium.
Answer: C
LO: 1.2: Name the walls and layers of the heart.

7) The layer of the heart that is damaged during a heart attack is the
A) epicardium.
TE
B) pericardium.
C) endocardium.
D) myocardium.
Answer: D
LO: 1.2: Name the walls and layers of the heart.
S

8) Which of these statements about the pericardium is NOT true?
A) It anchors the heart to the diaphragm and great vessels.
TS
B) It is a two-layer sac enclosing the heart.
C) It serves as protection for the heart.
D) It is the wall of the heart that is damaged in a heart attack.
Answer: D
LO: 1.2: Name the walls and layers of the heart.
O

9) Which of the following statements about the right atrium is TRUE?
A) It is a receiving chamber for oxygenated blood returning from the lungs.
LU
B) It is the major pumping chamber of the heart.
C) It is about 100% saturated with oxygen.
D) It is the receiving chamber for deoxygenated blood coming from the vena cava.
Answer: D
LO: 1.3: Name all the structures of the heart.
TI
10) Which heart chamber delivers oxygenated blood to the entire body?
A) Right atrium
B) Right ventricle
O
C) Left atrium
D) Left ventricle
Answer: D
N
LO: 1.5: State the oxygen saturation of the heart's chambers.

11) The heart's valves open and close in response to changes in
A) oxygenation.
B) sodium and potassium concentration.
C) pressure.
D) the heart's pacemaker.
Answer: C
LO: 1.6: Describe the function and location of the heart valves.