Multiple Choice Questions

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Which of the following is the function of adrenalin?

  • Helps in gastric juice secretion

  • Increases heart rate and blood pressure

  • Increases blood calcium

  • Helps in milk secretion


B.

Increases heart rate and blood pressure

Adrenalin is a natural stimulant made in the adrenal gland of the kidney. Its biological name is epinephrine. It is carried in the blood stream and affects the autonomous nervous system. It control the functions such as, the heart rate, dilation of the pupil, secretion of sweat and saliva, altering body's metabolism etc.


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Which of the following is not related to the autonomic nervous system?

  • Peristalsis

  • Digestion

  • Excretion

  • Memory and learning


Comprehension of spoken and written words take place in the region of

  • association area

  • motor area

  • Wernicke's area

  • Broca's area


Which one of the following cranial nerves is carying the nerve fibres originating from the Edinger-Westphal nucleus?

  • Oculomotor

  • Trochlear

  • Abducens

  • Vagus


How many laminae are present in the grey matter of spinal cord?

  • Four

  • Six

  • Eight

  • Ten


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Endemic goitre is a state of

  • increased thyroid function

  • normal thyroid function

  • decreased thyroid function

  • moderate thyroid function


Name the condition when the concentration of ketone body increases in urine.

  • Acromegaly

  • Diabetes mellitus

  • Diabetes insipidus

  • Cushing's disease


Skin is an accessory organ of respiration in

  • human

  • frog

  • rabbit

  • lizard


Colour blindness is due to defect in

  • cones

  • rods

  • rods and cones

  • rhodopsin


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Islets of Langerhans are found as

  • anterior pituitary

  • kidney cortex

  • spleen

  • endocrine pancreas