MCQ
Sodium, water and phosphate reabsorption is maximum in
- ALoop of Henle
- ✓Proximal tubule
- CDistal tubule
- DCollecting tubule
✓
Answer
Correct option: B.
Proximal tubule
b
(b) About $65$ percent of the glomerular filtrate is normally reabsorbed in the proximal convoluted tubule before reaching the loop of Henle.
(b) About $65$ percent of the glomerular filtrate is normally reabsorbed in the proximal convoluted tubule before reaching the loop of Henle.
Glucose, amino acids, vitamins, hormone, sodium, potassium, chlorides, phasphates, bicarbonates, much of water and some urea from the filtrate are absorbed.
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(i) The sequence of periods in geological time sequence: Silurian Devonian Carboniferous A Triassic B Cretaceous C Quaternary.
(ii) Around 200 mya, some of land reptiles e.g. D went back into water to evolve into fish like reptiles.
(iii) The biggest dinosaur was E which was about 20 feet in height and had huge fearsome dagger like teeth.
(iv) Due to F pouched mammals of Australia survived because of lack of competition from any other mammals.
(v) About 15 mya, primates called G (which was more ape-like) and H (which was more man- like) were existing.
(vi) Around 2 mya, primates called I lived in East African grasslands, ate fruit and hunted with stone weapon.
(vii) The first human-like being the hominid was called J, whose brain capacity was K cc.
(viii) The L with brain size of 1400cc lived in near East and Central Asia between 1,00,000 - 40,000 years back. They used hides to protect their body and buried their dead.
(ix) Homo sapiens arose in M and moved across continents and developed into distinct races.
(x) Agriculture came around N years back and human settlements started.