Control of Blood Pressure Flashcards

1
Q

What drives blood flow to tissues?

A

Driven by the difference in pressure between the arterial and venous sides of circulation.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is MEAN ARTERIAL PRESSURE?

A

The driving force for blood flow, and it must be maintained at a high constant level of 100mmHg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the physiological systems that regulate arterial pressure?

A
  1. Rapidly responding systems
  2. Less rapidly responding systems
  3. Slowly responding systems
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are rapidly responding systems?

A
  1. Baroreceptors
  2. Chemoreceptors
  3. Regulation of Stroke volume by areterial pressure
  4. Cerebral Ischemia induced response
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are the 2 determinants of Cardiac Output?

A
  1. Stroke volume

2. Heart Rate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are the two determinants of Arterial pressure?

A
  1. Cardiac output

2. TPR

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

How do the Baroreceptors work?

A

The are stretch receptors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly