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Flashcards in Cardiac (lecture) Deck (10)
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1
Q

Short term BP regulation w/ elevated BP

A

Nervous system regulates via (antagonistic) sympathetic and (agonistic) parasympathetic responses

2
Q

Short term BP regulation w/ decreased BP

A

Nervous system regulates via (agonistic) sympathetic and (antagonistic) parasympathetic responses

3
Q

Long term BP regulation w/ elevated BP

A

Endocrine reponse

Lower RAAS

4
Q

Long term BP regulation w/ decreased BP

A

Endocrine reponse

Increase RAAS

5
Q

RAAS

A

Renin

Angiotensin I

Angiotensin II

Aldosterone

6
Q

Renin

A

Made in kidneys

Activates Angiotenisn I

7
Q

Angiotensin I

A

Made in blood stream

Activates Angiotensin II

8
Q

Angiotensin II

A

Made in lungs

Activates aldosterone

9
Q

Aldosterone

A

Made in adrenal cortex

Increases Na in blood; increased H20 via osmosis; increases plasma; increases blood pressure

10
Q

Three factors impacting TPR

A

1) Vessel diameter (*arteries, arteriosclerosis)
2) Blood viscocity (*RBC ct,
3) vessel length