all together

Question 1

The initial response to a drop in blood pressure

Answer 1

The initial response to a drop in blood pressure involves the cardiovascular system…

Question 2

The long term response to a drop in blood pressure

Answer 2

The long term response to a drop in blood pressure involves the renal system…
- kidneys

Question 3

cardiovascular

Answer 3

inc. Firing of arterial baroreceptors
> 1. Parasympathetic output > inc. HR and SV > inc. CO > BP
2. increase sympathetic ouput > inc. 1. HR and SV
and 2.Vasoconstriction of arterioles > inc. TPR > increase BP

Question 4

renal cycle

Answer 4

Granular cells > renin > converts Angiotensinogen into Ang 1 > Ang2 (via ace) >

1. hypothalmic neurons > vasopressin > ↑ H2O reabsorption > inc. BV
2. thirst > inc. BF
3. Aldosterone > Na+ reabsorption > inc. BF