Uworld Heme/Onc

Question 1

Heparin vs unfractionalized heparin?

Answer 1

does not inhibit thrombin vs inhibits thrombin

Question 2

Carboxyhemoglobin vs Methemoglobin?

Answer 2

CO bound to heme vs Oxidized Fe (Fe3+) bound to heme

Question 3

Where is the most O2 taken up? How?

Answer 3

Cardiac muscle. Hypoxia and adenosine increase uptake.

Question 4

Cardinal Vein eventually form?

Answer 4

Vena Cavas

Question 5

Fe metabolism controlled by? (Made where)

Answer 5

Hepcidin. Made by hepatocytes.

Question 6

Treatment of anion gap metabolic acidosis with mental changes?

Answer 6

DKA. saline and insulin