A large amount of plasma (about 20%) filters out through glomerular capillaries due to filtration pressure of :
A.5-10mm Hg
B.10-15mm Hg
C.40-45mm Hg
D.30-35mm Hg
Category: Excretion Physiology Mcqs
A colloidal pressure found at the entry of the blood into glomerular capillaries is:
A.28mm Hg
B.38mm Hg
C.48mm Hg
D.58mm Hg
Which of these is not an excretory waste product:
A.Allantion
B.Trimethylaminoxide
C.Guanine
D.Pyruvic acid
In case of ureotelic animals:
A.Rurine is passed out in form of amino acids
B.Urine is passed out in form of solution of urea
C.Urine is passed out in form of solution of ammonia
D.Urine is passed out in none of these forms
One of these is reabsorbed in the loop of Henle:
A.Water
B.Glucose
C.Potassium
D.Urea
Which of these excretory products is found in the birds:
A.Ammonia
B.Urea
C.Uric acid
D.Allantoin
Osmolality of our general ECF remains about:
A.100ml osmol/litre of water
B.200ml osmol/litre of water
C.250 osmol/litre of water
D.300 ml osmol/litre of water
Out of 1800 litres of blood circulating through kidneys per day we filter out 180 litres of plasma and out of this we form only 1.45 litres of urine due to which of these mechanisms:
A.Selective re-absorption
B.Secretion by tubules
C.Both by selective re-absorption and secretion
D.By something else
Loop of Henle is a part of:
A.Cortex
B.Medulla
C.Nephron
D.Pyramid
Which of these is not uricoteli:
A.Insects
B.Fresh water fishes
C.Birds
D.Reptiles
