Snakes living in the desert are mainly:
A.Ureotelic
B.Uricotelic
C.Ammonotelic
D.Aminotelic
Category: Excretion Physiology Mcqs
Urea is synthesized during:
A.Respiratory activity
B.Glycolytic process
C.Ornithine cycle
D.None of these
A person having more urination, thirst is the case of deficiency of:
A.ADH
B.Insulin
C.Adrenaline
D.None of these
Ornithine cycle occurs in the:
A.Liver of all ureotelic animals
B.Kidney of all ureotelic animals
C.Both (a) & (b)
D.None of these
When we take more tea we pass more urine because:
A.Caffeine present in it is diuretic
B.It increases concentration of our ECF
C.It increases our blood pressure
D.It depresses our nervous system
Kidneys regulate blood pressure by:
A.Formation of angiotensin-I and angiotensin-II which is a powerful vassopressor
B.Formation of less or amount of urine when blood pressure is not normal
C.Increasing RBCs formation
D.None of these
In which of these animals the ammnia formed by deamination of excess of amino acids is converted to urea:
A.Aminotelic animals
B.Ammonotelic animals
C.Ureotelic animals
D.None of these
About which of the following percentages of filtrate is reabsorbed by epithelium of tubule in its proximal part:
A.30-40%
B.40-50%
C.65-80%
D.80-90%
Urea is obtained by dissociation of:
A.Ammonia
B.Fatty acids
C.Liver cells
D.Amino acids
Process of ultrafiltration occurs:
A.Within the glomerulus when blood from efferent renal arteriole passes through its capillaries
B.Within loop of Henle when the filtrate passes through it:
C.Jointly in both of these parts of the nephron
D.In none of the parts of the nephron
