Heart Sounds

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1

S1 sound is due to what valves closing?

Atrioventricular valves (AV valves)

2

S2 sound is due to what valves closing?

Semi-lunar valvess

3

How is the AV valves closed?

By ventricular contraction

4

How is the semi-lunar valves closed?

By ventricular relaxation

5

An abnormal heart sound

murmur

6

What is another term for back flow in the heart?

Regurgitation

7

Atrial regurgitation can be heard after which sound, S1 or S2?

S1 - atrial regurgitation occurs when an AV valve does not close correctly

8

Ventricular regurgitation can be heard after which sound, S1 or S2?

S2 - ventricular regurgitation occurs when the semi-lunar valve does not close correctly

9

What is pulse?

The alternating expansion and recoil within an artery due to ventricular contraction and relaxation

10

Name three pulse points

Radial artery
Brachial artery
carotid artery

11

Define auscultation

Listening to the body sounds with a stethoscope

12

The technical term for a blood pressure cuff

sphygmomnanometer

13

Normal blood flow is referred as ___________.

Lamineer Flow

14

The sounds heard when taking someone's blood pressure

KorotKoff Sounds

15

Arteriosclerosis will increase systolic or diastolic pressure

systolic

16

Atherosclerosis will increase systolic or diastolic pressure

diastolic

17

Define arteriosclerosis

hardening of an artery

18

Define atherosclerosis

plaque build up inside the artery

19

Define myocardial infarction

death of cardiac muscle due to lack of oxygen

20

Stroke - lack of oxygen and death of nerve cells

Cortical Infarction or Cerebral Infarction

21

List 3 deflections found on an ECG

P wave
QRS complex
T wave

22

List 3 electrical events found on an ECG

Atrial depolarization - (p-wave)
Ventricular depolarization - (QRS complex)
Ventricular repolarization - (t-wave)