Give the functions of each of the following.
stomach, small intestine, large intestine, rumen in ruminants, saliva, bile, hydrochloric acid

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Solution

Stomach: Here, the digestion of proteins takes place.

Small intestine: Here, complete digestion of fats, carbohydrates and proteins take place. The food is also absorbed here.

Large intestine: It absorbs water and salts from the undigested food material.

Rumen in ruminants: It is the first chamber of the stomach in which food is made soft and pulpy.

Saliva: It has enzymes that partly digest the carbohydrates.

Bile: It helps in the digestion of fats.

Hydrochloric acid: It provides the acidic medium for the action of pepsin in the stomach.

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Which of the following is the correct sequence of parts as they occur in the human alimentary canal ?

(a) Mouth $\to$ Stomach $\to$ Small intestine $\to$ Oesophagus $\to$ Large intestine
(b) Mouth $\to$ Oesophagus $\to$ Stomach $\to$ Large intestine $\to$ Small intestine
(c) Mouth $\to$ Stomach $\to$ Oesophagus $\to$ Small intestine $\to$ Large intestine
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(b) small intestine
(c) stomach
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Question 4
Which is the correct sequence of parts in a human alimentary canal?

(a) $M o u t h \to s t o m a c h \to s m a l l i n t e s t i n e \to o e s o p h a g u s \to l a r g e i n t e s t i n e$
(b) $M o u t h \to o e s o p h a g u s \to s t o m a c h \to l a r g e i n t e s t i n e \to s m a l l i n t e s t i n e$
(c) $M o u t h \to s t o m a c h \to o e s o p h a g u s \to s m a l l i n t e s t i n e \to l a r g e i n t e s t i n e$
(d) $M o u t h \to o e s o p h a g u s \to s t o m a c h \to s m a l l i n t e s t i n e \to l a r g e i n t e s t i n e$

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Give the functions of each of the following. stomach, small intestine, large intestine, rumen in ruminants, saliva, bile, hydrochloric acid

Give the functions of each of the following.
stomach, small intestine, large intestine, rumen in ruminants, saliva, bile, hydrochloric acid