heart sounds

Question 1

s1 is the

Answer 1

closure of the tricuspid and mitral valves (AV valves)

Question 2

S2 is the

Answer 2

closure of the aortic and pulmonic valves (semilunar valves)

Question 3

sequence of valve motion

Answer 3

1. MV closes
2. TV closes
   (1 and 2 are S1 sound)
3. PV opens
4. AV opens
5. AV closes
6. PV closes
   (5 and 6 are S2)
7. TV opens
8. MV opens

Question 4

Regurgitation –

Answer 4

leakiness,
blood moves opposite the
direction of flow

Question 5

stenosis is

Answer 5

tightness and increased pressure to move blood through the valve

Question 6

valvular lesion etiologies are

Answer 6

1. age related
2. degenerative valve disease
3. ischemia
4. congenital
5. endocarditis
6. rhematologic
7. radiation

Question 7

___ can mimic liver failure

Answer 7

constrictive pericarditis