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Practice each question, then open the answer or worked solution.
Where does the selective reabsorption of Glomerular filtrate take place?Solution:
The selective re-absorption of glomerular filtrate takes place in the distal convolute tubule (DCT)
2. What is the excretory product from kidneys of reptiles?
The excretory product from kidneys of reptiles is uric acid.
What is the excretory product from kidneys of reptiles?
The excretory product from kidneys of reptiles is uric acid.
What is the composition of sweat produced by sweat glands?
The composition of sweat produced by sweat glands is lactic acid, salt, minerals and urea.
Identify the glands that perform the excretory function in prawns.
The glands that perform the excretory function in prawns is the antennal glands or the green glands.
What is the excretory structure in amoeba?
The excretory structure in amoeba is the contractile vacuole.
The following abbreviations are used in the context of excretory functions, what do they stand for?
a. ANF
b. ADH
c. GFR
d. DCT
a) ANF: Atrial Natriuretic Factor
b) ADH: Anti-Diuretic Hormone:
c) GFR: Glomerular Filtration Rate:
d) DCT: Distal Convoluted Tubule
Differentiate Glycosuria from Ketonuria.
Glycosuria is the presence of glucose in urine whereas ketonuria is the presence of high amounts of ketone bodies in the urine.
What is the role of sebaceous glands?
Sebaceous glands are responsible to eliminate certain substances like sterols, hydrocarbons and waxes through sebum
Name two actively transported substances in Glomerular filtrate
Two actively transported substances in the glomerular filtrate are amino acids and glucose.
Mention any two metabolic disorders, which can be diagnosed by analysis of urine.
a) Ketonuria
b) Glycosuria