Quiz #7 Chapter 12

Question 0

Represents one complete heartbeat?

Answer 0

Cardiac Cycle

Question 1

Graphic representation of the electrical activity of the heart?

Answer 1

Electrocardiogram (ECG)

Question 2

Abnormal electrical activity in the heart causing an irregular heartbeat?

Answer 2

Cardiac Dysrhythmia

Question 3

What are the four waves associated with the ECG cycle?

Answer 3

P
Q
R
S

Question 4

AV node transmits electrical impulses to the_____?

Answer 4

Bundle of His

Question 5

What does FVC stand for?

Answer 5

Forced Vital Capacity

Question 6

Sinoatrial node (SA node) - Initiates and regulates the heartbeat, known as the______of the heart.

Answer 6

Pacemaker

Question 7

_______is a poor conductor of electricity.

Answer 7

Skin

Question 8

True or False: ECG must be used in combination with: Patient’s symptoms, Health history, Physical examination, Other diagnostic and laboratory tests.

Answer 8

True

Question 9

______refers to an ECG that is within normal limits.

Answer 9

Normal sinus rhythm

Question 10

The flat, horizontal line that separates the various waves is known as the_______.

Answer 10

Baseline

Question 11

_______ is the length of a wave or the length of a wave with a segment.

Answer 11

Interval

Question 12

What is impaired blood flow to the heart muscle?

Answer 12

Cardiac Ischemia

Question 13

How many leads are there in a standard ECG?

Answer 13

12 Leads

Question 14

What can a muscle artifact to be identified by?

Answer 14

Fuzzy, irregular baseline.

Question 15

When doing an ECG what position should you put the patient in?

Answer 15

Supine

Question 16

What are the two types of muscle artifacts?

Answer 16

Involuntary muscle movement

Voluntary muscle movement

Question 17

True or False: hypoexmia is the reduction in the oxygen supply to the tissues of the body?

Answer 17

False

Question 18

______ Represents additional electricity activity that is picked up by the electrocardiograph.

Answer 18

Artifacts

Question 19

_______monitors and records the cardiac activity of a patient for 24 hours.

Answer 19

Holter monitor electrocardiography

Question 20

________ Deficiency of blood in a body part.

Answer 20

Ischemia

Question 21

What is a simple noninvasive screening test that is often performed in the medical office?

Answer 21

Spirometry

Question 22

What is a chronic lung disease that affects the small airway of the lungs?

Answer 22

Asthma

Question 23

What is a portable, handheld manual or digital device used to measure a breathing maneuver performed by the patient?

Answer 23

Peak Flow Meter

Question 24

Dysrhythmias are classified as______,______or_______?

Answer 24

Extra beats Abnormal rate Abnormal rhythm

Question 25

Oxygen level in the blood is measured by_______and_______?

Answer 25

ABG (arterial blood gas) test | Pulse oximetry

Question 26

______is an instrument used to record the electrical activity of the heart.

Answer 26

Electrocardiograph

Question 27

A_______ is a tracing of the electrical activity of the heart between two electrodes.

Answer 27

Lead

Question 28

True or False: to ensure accurate and valid test results this spirometer should be calibrated each day that the machine is used.

Answer 28

True

Question 29

Name the most muscular and powerful chamber of the heart which serves to pump blood to the entire body.

Answer 29

The left ventricle

Question 30

What are the other two most common artifacts (the first one is a muscle artifact)?

Answer 30

Wandering baseline artifact | 60-cycle interference artifact

Question 31

True or False: The most important parameters obtain from spirometry testing are: Forced Vital Capacity (FVC), Forced Expiratory Volume after 1 Second (FEV1), and FEV1/FVC ratio.

Answer 31

True

Question 32

What symptoms does an ECG Evaluate?

Answer 32

Chest pain, shortness of breath, dizziness, or heart palpatations

Question 33

What are the 4 chambers of the heart?

Answer 33

Right and left atria, right and left ventricles

Question 34

What does asthma affect?

Answer 34

The smaller bronchi | The bronchioles of the lungs

Question 35

What does PFT stand for?

Answer 35

Pulmonary Function Test

Question 36

_______is the most serious dysrhythmia.

Answer 36

V-fib

Question 37

What are the 2 large veins in the heart?

Answer 37

Superior vena cava | Inferior vena cava

Question 38

True or False: an ECG records only about 15 seconds of the hearts electrical activity.

Answer 38

False

Question 39

What is the abbreviation for premature artial contraction?

Answer 39

PAC

Question 40

True or False: an advantage of the compressed oxygen gas is less expensive than liquid oxygen.

Answer 40

True

Question 41

The human heart consists of_____chambers.

Answer 41

4

Question 42

True or False: Lead II shows the hearts rhythm more clearly than the other leads.

Answer 42

True

Question 43

Electrodes should be stored in a______area.

Answer 43

Cool

Question 44

True or False: one of the reasons electrocardiograms are used, is to determine the presence of hypertrophy (enlargement) of the heart.

Answer 44

True

Question 45

Following the U wave, the heart is....?

Answer 45

Polarized

Question 46

Normally the ECG is recorded with the paper moving at a speed of....?

Answer 46

25mm/sec.

Question 47

What's in the upper left chambers of the heart?

Answer 47

Right & Left atria

Question 47

Most common rhythm disorder?

Answer 47

Paroxysmal atrial tachycardia

Question 48

True or False: Asthma can occur at any age but is more common in children and young adults?

Answer 48

True

Question 49

True or False: asthma is a chronic disease with no cure.

Answer 49

True

Question 50

Blood exits through the left ventricle and then through the______to distribute to all parts of the body.

Answer 50

Aorta

Question 51

True or False: The physician determines the patient's need for oxygen therapy through clinical observation of the patient and by measuring the oxygen level of the patients blood.

Answer 51

True

Question 52

Blood entering the_______is deoxygenated.

Answer 52

Right atrium

Question 53

True or False: The standardization mark is 5mm high.

Answer 53

False