Which of the following structures or regions is incorrectly paired with its function?

	Column I	Column II
1.	Medulla oblongata	controls respiration and cardiovascular reflexes.
2.	Limbic system	consists of fibre tracts that interconnect different regions of brain; controls movement.
3.	Hypothalamus	production of releasing hormones and regulation of temperature, hunger and thirst.
4.	Corpus callosum	band of fibers connecting left and right cerebral hemispheres.

Photosensitive compound in the human eye is made up of:

In the mammalian eye, the ‘fovea’ is the center of the visual field, where?

1. high density of cones occur, but has no rods

2. the optic nerve leaves the eye

3. only rods are present

4. more rods than cones are found

Which of the following regions of the brain is incorrectly paired with its function?

A gymnast is able to balance his body upside down even in total darkness because of:

1. cochlea
2. vestibular apparatus
3. tectorial membrane
4. the organ of Corti

Injury localized to the hypothalamus would most likely disrupt:

1. short-term memory

2. co-ordination during locomotion

3. executive functions, such as decision making

4. regulation of body temperature

The human hindbrain comprises three parts, one of which is:

A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neurohormonal control system?

A canal called the cerebral aqueduct passes through the:

1. Diencephalon

2. Midbrain

3. III ventricle

4. IV ventricle