Heart Functions: Lab Flashcards
I don't know what I am doing, but God does. (Hope he likes it.)
1
Q
What is Systole?
A
The contraction of ventricles
2
Q
What is Diastole
A
The relaxation of ventricles
3
Q
What is the cardiac cycle?
A
All of the events that occur in ONE heartbeat
4
Q
What is Blood Pressure
A
The pressure that blood exerts against the inner vessels
5
Q
What is Systolic Pressure
A
Pressure in the arteries during ventricular contraction
6
Q
What is Diastolic pressure?
A
Pressure during ventricular relaxation.
7
Q
What are the Sounds of Korotoff?
A
(Indicate Systolic Pressure) Resumption of blood flow into forearm.
8
Q
What is Cardiac Output?
A
The amount of blood pumped by the left ventricle (within a minute)
8
Q
What is peripheral resistance
A
3 reasons:
-blood vessel contraction
-blood viscosity
- loss of elasticity in vessel wals
