21.
Part of nephron involved in active reabsorption of sodium is
A
Ascending limb of Henles loop
B
Bowmans capsule
C
DCT
D
PCT
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Part of nephron involved in active reabsorption of sodium is
Ascending limb of Henles loop
Bowmans capsule
DCT
PCT
Nitrogenous waste in the Malpighian tubule flows into
Intestine
Haemocoel
DCT
PCT
Which hormone induced the process of reabsorption from glomerouous?
Vasopression
Relkgin
Calsitonin
Oxytosin
Animals which cannot maintain thier osmotic environment at a constant level are called
Oamoconfirmers
Pokilotherms
Homeotherms
Osmoregulators
The Organism which maintain an independent concentration of their extracellular fluids
Osmoregulators
a & b both
None of above
Osmoconfirmers
The kidney of adult mammals are
pronephros
Mesonephros
rletanaphros
Opisthonephron
Which of the following is a metabolic waste of nitrogenous substances?
, aranine, urea
Urea, , creatinine
Urea, oxugen,
, urea,
Which of the following is both osmoregulator as well as nitrogenours product
Urea
Uric acid
All of these
RAAS secretes which of the following hormones?
glucoticoids
Both A and B
None of these
Mineralocorticoids
What will happen if the stretch receptor of the urinary bladder wall are totally removed ?
Urine will continue to collect normally in the bladder
These will be no nicturition
Urine will not collect in the bladder
Micturition will continue
For maintanance of osmoregulation by animals where urea is sored?
Cortex of Kidney
Renal of pelvis
Renal artery
Medulla of Kidney
It is activated us he change of blood volume and volume of body fluid
Medulla oblongata
Osmoreceptor
Aorta
Renal vein
Columns of Bertini" is the kidney of manimals are found as the extersion of
Medulla into cortex
Cortex into medulla
Medulla into pelvis
Pelvis into ureter
The glomenuli are continued to the
Medulla
Calyces
Cortex
REnal Pelvis
Ureotelism is found in
Mammals
Aquatic insects
Tadpoles
Birds
Excretory structure of earthworms is
Malpighian tubules
Nephridia
Kidney
Anternal glands
Excertory organs of cockroach are
Malpighian corpucles
Malpighian tubules
Hepetic caecae
Green glands
Sodium water and phosphate reabsorption is maximum in
Loop of henle
PCT
DCT
Collecting tuble
In cortical nephrones LOH = Loop of henle
LOH is long
coloecting tubule is short
LOH is sort
Absesnce of LOH
which one is an accessory excretory organ?
Liver
Stomach
intertine
Heart