circulatory Flashcards
1
Q
what is one heartbeat called
A
cardiac cycle
2
Q
what is a systole
A
a contraction of heart muscle
3
Q
what is a diastole
A
relaxion of the heart muscle
4
Q
what controls heartbeat
A
nodal tissue
5
Q
don’t have to think about it
A
intrinsic
6
Q
what is the nodes
A
sa nodes and av node
7
Q
what is parasympathetic system
A
controls everyday activities
8
Q
what is sympathetic system
A
works under emergency or stress situations
9
Q
what is the ekg
A
measures a heartbeat using the ionic changes that occur in a heartbeat
10
Q
why is there low bp in capillary
A
for exchange
