Chapter 4 (page 23)

Question 1

___________ is monitored and regulated to maintain B/P and cardiovascular function.

Answer 1

Blood volume

Question 2

What will happen to the blood pressure if blood volume increases.

Answer 2

The blood pressure increases.

Question 3

What receptors in the heart alerts the hypothalamus.

Answer 3

Baroreceptors.

Question 4

If there is an increase in glomerular filtration rate, Then there is an increase in:

Answer 4

sodium and water output.

Question 5

Blood volume the decreases followed by a decrease in B/P therefore baroreceptors provide information on the volume of blood, which is critical for maintaining __________________ .

Answer 5

cardiovascular homeostasis

Question 6

This hormone reduces blood pressure and blood volume by inhibiting nearly all events that promote vasoconstriction and sodium and water retention.

Answer 6

Atrial Natriuretic factor

Question 7

Atrial Natriuretic factor suppresses what hormones?

Answer 7

ADH and Aldosterone.

Question 8

Atrial Natriuretic factor is released by ____________ that sense elevated B/P.

Answer 8

cells in the heart

Question 9

One of the functions of Atrial Natriuretic factor:

Answer 9

It promotes excretion of sodium and water by the kidneys.

Question 10

How does the Atrial Natriuretic factor promotes excretion of sodium and water by the kidneys?

Answer 10

by preventing collecting duct cells to reabsorb sodium.