Neural Control ...

Part of brain that acts as relay centre to receive and transmit general sensations except smell :

Among the following correct matches for ear parts and functions are :
column A
a) cristae
b) cerumen
c) organ of corti
d) maculae

column B
i) responsible for lubrication and protection
ii) responsible for dynamic equilibrium
iii)responsible for static equilibrium
iv) responsible for hearing

Gustatoreceptors are responsible for the sense of :

In the process of eye donation a particular part of a dead man’s eye is stored and grafted on another person’s eye to restore vision. That donated part of eye is :

Read the following about neurohypophysis :
i. Neurohypophysis secretes neurohormones.
ii. Oxytocin and ADH are synthesized in neurohypophysis

Match the following :
column A

a) Hypophysis
b) Modulator
c) Receptor
d) Effector

column B
i) Sense organs
ii) Pituitary
iii)Brain and spinal cord
iv) Muscles and glands

Find out the mismatched pair :

Reticular activating system (RAC) of brain :

i. it works as a bridge to connect the lower brain to the upper brain.
ii. it helps usto focus on the important things and evade the useless things.

The choroid layer in human eye :

i. darkens the cavity of eyeball to prevent internal reflection of light.
ii. its blood vessels nourish the retina.
iii. it regulates shape of eye lens.

Read the following :

i. In human iris, contraction of sphincter muscles widens the pupil in dim light to let in more light.
ii. The amount of pigment in the ciliary body of eye provides eye with its characteristic colour.