1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Which one of the following is the correct difference between rod cells and cone cells of our retina?
A
Rod cells Cone cells
Overall function Vision in poor light Colour vision and
detailed vision in
bright light
B
Rod cells Cone cells
Distribution More concentrated in
centre of retina
Evenly distributed all
over ratina
C
Rod cells Cone cells
Visual acuity High Low
D
Rod cells Cone cells
Visual pigment
contained
Iodopsion Rhodopsin
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
During the propagation of a nerve impulse, the action potential results from the movement of
A
K+ ions from intracellular fluid to extracellular fluid
B
Na+ ions from extracellular fluid to intracellular fluid
C
K+ ions from extracellular fluid to extracellular fluid
D
Na+ ions from intracellular fluid to extracellular fluid.
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Bowman's glands are located in the
A
Anterior pituitary
B
Female reproductive system of cockroach
C
Olfactory epithelium of our nose
D
Proximal end of uriniferous tubules.
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric change?
A
First positive, then negative and continue to be negative
B
First negative, then positive and continue to be positive
C
First positive, then negative and again back to positive
D
First negative, then positive and again back to negative.
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