EASY
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IMPORTANT
Earn 100

Following are different layers in the wall of the alimentary canal of man
I) Longitudinal muscles
II) Mucosa
III) Serosa
IV) Circular muscles
V) Submucosa
Arrange them in the correct sequence from the outer to the inner side
I) Longitudinal muscles
II) Mucosa
III) Serosa
IV) Circular muscles
V) Submucosa
(a)III, I, V, IV, II
(b)III, I, IV, V, II
(c)II, V, IV, I, III
(d)III, IV, I, V, II

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Important Questions on Digestion and Absorption
EASY
AP EAPCET
IMPORTANT
Study the following diagram of human tongue and identify the part I, II, and III

MEDIUM
AP EAPCET
IMPORTANT
Enterohepatic circulation of bile salts refers to
a) Circulation of bile juice between gall bladder and the liver through the cystic duct.
b) Combining of bile acids with sodium to form bile salts.
c) Bile salts after emulsification are absorbed back into the blood and are used in the liver for bile juice.
d) Bile salts of chylomicrons are released into the blood and are carried to the liver where they are not used in the formation of bile juice.

EASY
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IMPORTANT
Fluoride pollution initially affects:
