Thursday pulmonary blood flow

Question 1

what is pulmonary resistance in mmHg/L/min

Answer 1

2 mmHg/L/min

Question 2

fick equation

Answer 2

oxygen use = CO * (O2a - O2v)

oxygen use is VO2

Question 3

what happens if you are not producing as much CO2 as you are consuming oxygen

Answer 3

it means you are burning fat

fat has a lot of carbon without any oxygen on them, so you are consuming a lot of oxygen to match with those carbons

Question 4

What happens to your membrane potential when you inhibit a potassium channel

Answer 4

depolarizes the membrane

Question 5

how does the body break down bradykinin

Answer 5

angiotensin converting enzyme

this is why you get a cough on ACE inhibitors, you get increased bradykinin in the lungs