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21.

Dental formula for an adult man is:

A.	i2/2, c 1/1, p 2/2, m 3/3	B.	i2/2, c 1/1, p 2/2, m 2/2
C.	i2/2, c 1/1, p 2/2, m 2/3	D.	i2/2, c 1/1, p 2/2, m 2/2

22.

In which of the following mammals, the last molar is called wisdom tooth:

A.	Rabbit	B.	Dog
C.	Man	D.	All of these

23.

The salivary glands in te rabbit are:

A.	One pair	B.	Two pairs
C.	Three pairs	D.	Four pairs

24.

Inflammation due to viral infection called 'mumps' is associated with which of the salivary glands:

A.	Parotid	B.	Sub-lingual
C.	Sub-mandibular	D.	None of these

25.

Duct of parotid glands in mammals is called:

A.	Wharton's duct	B.	Stenson's duct
C.	Eustachian tube	D.	None of these

26.

Stenson's duct opens in vestibule of buccal cavity:

A.	Behind lower incisor of its sides	B.	Opposite the second molar of its side
C.	Just below the tongue	D.	On the angles of jaws

27.

Lumph nodes in the lateral wall of oropharynx in mammals are called:

A.	Tonsils	B.	Parathyroids
C.	Turbinals	D.	None of these

28.

Regurgitation of food from stomach to oesophagus is prevented by:

A.	Cardia	B.	Pyloric sphincter
C.	Both of these	D.	None of these

29.

Longest oesophagus is found in:

A.	Man	B.	Elephant
C.	Giraffe	D.	None of these

30.

Cardia is present between:

A.	Mouth and pharynx	B.	Pharynx and oesophagus
C.	Oesophagus and stomach	D.	Stomach and intestine