
1) Choose the correct answer among the
following:
following:
a) Gastric juice contains
I) pepsin, lipase, rennin
ii) Trypsin, lipase, rennin
iii) Trypsin, pepsin, lipase
iv) Trypsin, pepsin, rennin
An- Pepsin, lipase, rennin
b) Succuss entericus is the name given to
I) a junction between ileum &
large Intestine
large Intestine
ii) Intestinal juice
iii) Swelling in the gut
iv) Appendix
Ans. – ii) Intestinal juice
2) Match the following
Column-I Column-II
A) Billirubin & Biliverdin I) Parotid
b) Hydrolysis of starch ii) Bill
c) Digestion of fat iii) Lipases
d) Salivary gland IV) Amylases
An- {a
– iii} {c – iii}
– iii} {c – iii}
{b – Iv) {d
– i)
– i)
3)
A) Why are villi present in the intestine & not in stomach?
A) Why are villi present in the intestine & not in stomach?
To increase the surface area of the
intestine for the efficient absorption of digested food villi are present in
intestine.
intestine for the efficient absorption of digested food villi are present in
intestine.
b) How does pepsinogen changes into its
active form?
active form?
Pepsin (inactive form) is first changed by
HCL into active enzyme pepsin. Then through autocatalysis more of pepsinogens
get activated to pepsin.
HCL into active enzyme pepsin. Then through autocatalysis more of pepsinogens
get activated to pepsin.
c) What are the basic layers of the wall of
the alimentary cannot?
the alimentary cannot?
The four main concentrate coats of
alimentary canals are
alimentary canals are
I) visceral peritoneum
ii) Muscular coat
iii) Sub – mucosa
iv) Mucosa
d) How does bile help in the digestion of
fats?
fats?
Fats are broken down by lipase with
the help of bill into di- and monoglycerydes
the help of bill into di- and monoglycerydes
Fats is passes Diglycerides – monoglycerides
4)
Give the teeth formula of human beings
Give the teeth formula of human beings
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