Cardiovascular

Question 1

Systole

Answer 1

ventricular contraction; atria relaxation

Question 2

measure of highest arterial pressure?

Answer 2

systole

Question 3

diastole

Answer 3

ventricular relaxation; atria contraction

Question 4

measure of the lowest arterial pressure?

Answer 4

diastole

Question 5

s1

Answer 5

systole

Question 6

s2

Answer 6

diastole

Question 7

P wave

Answer 7

depolarization of atria

Question 8

QRS wave

Answer 8

depolarization of the ventricles

Question 9

T wave

Answer 9

repolarization of the ventricles

Question 10

P-R interval

Answer 10

time from depolarization of atria to the depolarization of the ventricles

Question 11

Q-T interval

Answer 11

beginning of ventricular depolarization to ventricular repolarization

Question 12

R-R interval

Answer 12

heart rate

Question 13

Troponins

Answer 13

Cardiac enzyme (CE) thats released during an myocardial infarction (MI)

Question 14

Hb

Answer 14

hemoglobin

iron based pigment that binds and transports O2 in the blood

Question 15

PRBC/platelets/FFP

Answer 15

patient receiving blood

Question 16

Platelets

Answer 16

help to clot blood

Question 17

why would Hb levels increase (2)?

Answer 17

1. dehydration

2. polycythemia

Question 18

WBC count

Answer 18

immune system

Question 19

INR

Answer 19

test for people who are on blood thinners (Coumadin)

Question 20

PTT

Answer 20

“partial thromboplastin time”

Test to see how long it would take blood to clot

Question 21

HR normal values

Answer 21

60-100 bpm

Question 22

BP normal values

Answer 22

120/80 mmHg

Question 23

Respiratory Rate values

Answer 23

12-20 breaths/min

Question 24

SaO2 values

Answer 24

“saturated oxygen”

95%

Question 25

as the cerebral motor cortex fires in anticipation/initiation of exercise, what happens to cardiac output

Answer 25

increases

Question 26

cardiac output

Answer 26

volume of blood ejected from the ventricle | - either the L.V. to the Aorta OR the R.V. to the pulmonary arteries

Question 27

Cardiac Output equation

Answer 27

CO=HR x SV

Question 28

Heart Disease: Class 1

Answer 28

no limits | max met=6.5

Question 29

Heart Disease: Class 2

Answer 29

slight activity limit max met=4.5 comfortable usually at rest and with less than ordinary activities - may have shortness of breath, palpatations, or heavy breathing

Question 30

Heart Disease: Class 3

Answer 30

marked limitation max met=3.0 usually comfortable at rest but ordinary activity may cause pain, palpatation, or shortness of breath

Question 31

Heart Disease: Class 4

Answer 31

inability to carry out activity w/o discomfort max met=1.5 discomfort with any activity - pain, palpatations, heavy breathing

Question 32

hemorrage does what to arterial pressure?

Answer 32

decreases