Colour blindness is due to defect in

• cones

• rods

• rods and cones

• rhodopsin

Skin is an accessory organ of respiration in

• human

• frog

• rabbit

• lizard

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

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

• Peristalsis

• Digestion

• Excretion

• Memory and learning

Islets of Langerhans are found as

• anterior pituitary

• kidney cortex

• spleen

• endocrine pancreas

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

Endemic goitre is a state of

• increased thyroid function

• normal thyroid function

• decreased thyroid function

• moderate thyroid function

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

• association area

• motor area

• Wernicke's area

• Broca's area

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

• Acromegaly

• Diabetes mellitus

• Diabetes insipidus

• Cushing's disease