Quizzes

Question 1

What initiates electrical depolarization through the heart?

Answer 1

SA node

Question 2

Which chamber of the heart pumps blood to the lungs?

Answer 2

right ventricle

Question 3

What does deoxygenated blood travel through from the heart to the lungs?

Answer 3

pulmonary artery

Question 4

The blood vessel responsible for delivery of oxygen and nutrients to the anterior aspect of the left ventricle is known as what?

Answer 4

LAD (left anterior descending) coronary artery

Question 5

What separates the left atria from the left ventricle?

Answer 5

mitral

Question 6

What separates the right and left ventricles?

Answer 6

interventricular septum

Question 7

Ventricular contraction on EKG

Answer 7

QRS complex

Question 8

What do the heart sounds lub dub correspond to?

Answer 8

closing of heart valves

Question 9

What structures attach the papillary muscles to the AV valves?

Answer 9

chordae tendineae

Question 10

Which of these is an invasive technique used to aid in determining cardiac dysfunction?

A. auscultation
B. EKG
C. echocardiogram
D. angiogram

Answer 10

angiogram

Question 11

Amount of blood pumped during one heartbeat

Answer 11

stroke volume (SV)

Question 12

blood supply providing oxygen and nutrients to the adventitial layer of the aorta is provided by…?

Answer 12

vaso vasorum

Question 13

Which layer of blood vessel provides the muscular contraction or relaxation needed for vasodilation and vasoconstriction?

Answer 13

tunica media

Question 14

unique structures in veins that regulate venous return and prevent backflow

Answer 14

valves

Question 15

Which of these does not control high blood pressure?

A. beta blockers
B. coumadin
C. diuretics
D. ACE inhibitors
E. all of the above

Answer 15

coumadin

Question 16

Decreasing parasympathetic stimulation of the SA node will result in which HR response?

Answer 16

increase

Question 17

increasing sympathetic stimulation of SA node leads to what HR response?

Answer 17

increase

Question 18

Amount of blood in left ventricle after filling

Answer 18

LVEDV

Question 19

EF is normally what percentage?

Answer 19

60-75%

Question 20

Which of these is least likely to result in decreased EF?

A. mitral valve stenosis
B. MI to left ventricular wall
C. CHF
D. aortic valve stenosis

Answer 20

mitral valve stenosis

Question 21

How do you access the heart for a CABG?

Answer 21

median sternotomy

Question 22

How could backflow occur?

Answer 22

genetic malformation
prolapse
stenosis

Question 23

What can cause regurgitation in the AV valves?

Answer 23

valve leaflet damage
tearing of chordae tendineae
damage to annular ring
dysfunction of papillary muscles

Question 24

What can be cause by aortic valve stenosis

Answer 24

left ventricular hypertrophy
pulmonary hypertension
cor pulmonale
left ventricular chamber distension

Question 25

right sided heart failure aka

Answer 25

cor pulmonale

Question 26

Can untreated coronary artery blockage result in a DVT?

Answer 26

no

Question 27

S/S of orthostatic hypotension from sitting to standing

Answer 27

dizziness lightheadedness syncope decreased blood pressure

Question 28

surgical treatments for acute or chronic causes of heart failure

Answer 28

TAVI LVAD heart transplant

Question 29

How is TAVI being done currently?

Answer 29

femoral artery catheter | transthoracic apical approach

Question 30

Leading cause of pulmonary embolism

Answer 30

DVT