Q- Which of the following are the primary vessels responsible for the regulation of blood pressure?
Q- Which one of the following factors stimulates the renal secretion of renin?
A- Decreased pressure in the afferent glomerular arterioles
B- Increased pressure in the afferent glomerular arterioles
C- Decreased serum sodium ion concentration
D- Increased chloride ion concentration in the renal distal tubules
Q- Which one of the following differentiates exudate from transudate?
A- Few leukocytes
B- Low protein content
C- High specific gravity
D- High osmotic pressure
7 thoughts on “Repeated USMLE Questions Step 1- 316”
Exudate has high protein content, high specific gravity, and contains leukocytes. Thank you for your question.
Difference between exaudate and transudate
I write questions as much as my time allow. Thanks so much for your visit.
For the question about renin, why is it serum Na? I thought it was low NaCl at the macula densa/low BP at the afferent arteriole/ B1 sympathetic stimulation.