In adults, curdling of the milk in small intestine occurs due to the action of
The vitamin nicotinamide can be synthesized in our body from.
Excessive stimulation of vagus nerve in humans may lead to:
(a) hoarse voice
(b) peptic ulcers
(c) efficient digestion of proteins
(d) irregular contractions of diaphragm.
Cattle fed with spoilt hay of sweet clover which contains dicumarol
(a) are healthier due to a good diet
(b) catch infections easily
(c) may suffer vitamin K deficiency and prolonged bleeding
(d) may suffer from beri beri due to deficiency of B vitamins
Which one of the following pairs of the kind of cells and their secretion is correctly matched ?
(a) Oxyntic cells --- a secretion with pH between 2.0 and 3.0
(b) Alpha cells of islets of Langerhans ---- secretion that decreases blood sugar level
(c) Kupffer cells --- a digestive enzyme that hydrolyses nucleic acids
(d) Sebaceous glands --- a secretion that evaporates for cooling
Which match is true?
A child took sugar cane and sucked its juice. Regarding this which of the following match is correct ?
Duodenum has characteristic Brunner's gland which secretes two hormones called
(a) prolactin, parathormone
(b) secretin, cholecystokinin
(c) enterocrinin, duocrinin
(d) gastrin, enterogastrone
Vitamin B6 is also called:-
(b) pantothenic acid
Which of the following is correct ?
(a) Paneth cells secrete pepsinogen
(b) Parietal cells secret hydrochloric acid
(c) Argentaffin cells secret mucus
(d) Chief cells secret gastrin