AOM 3

Question 1

What are electrolytes

Answer 1

Chemicals that carry an electrical charge;
conduct current for normal cell function nad allow transmission of elctrochemical impulses in muscle & nerve fibres

Question 2

Ways of fluid output

Answer 2

Kidneys, skin (insensible & sensible loss), lungs, gastrointestinal

Question 3

normal pH of arterial blood

Answer 3

7.35 - 7.45

Question 4

What pH of arterial blood would lead to death?

Answer 4

below 6.8 (acidosis0 or above 7.8 (alkalosis)

Question 5

3 ways of regulation of acid-base balance

Answer 5

Respiratory regulation (rapid response)
- increase CO2 -> increase resp. rate & depth
Renal regulation (slow response)
- increase H+ -> kidneys reabsorb & regenerate HCO3
Buffers
- carbonic acid-bicarbonate buffer system (remove/ release H+)

Question 6

Where do we check for edema?

Answer 6

dorsum of the foot, around the ankles, over tibia, sacral area