Answer:
Human digestive
system consists of two main parts, alimentary canal and digestive glands.
Alimentary canal
comprises of following parts
(i)
Mouth (ii) Pharynx (iii)
Oesophagus
(iv)
Stomach (v) Small intestine (vi) Large
intestine
(vii)
Rectum (viii) Anus
Digestive
glands include
(i) Salivary
glands are situated just outside the buckle cavity and secrete salivary juice into
it.
(ii) Liver
is the largest gland in the body, situated in the abdominal cavity just below
the diaphgram and has two lobes. It secretes bile which helps in the digestion
of fats.
(iii) Pancreas
is the compound organ situated between the limbs of U-shaped duodenum acting as
endocrine and exocrine organ. The exocrine portion secretes pancreatic juice where
endocrine portion secretes hormones like insulin and glucagon.
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