Q. No.A funnel shaped structure, the infundibulum, connects hypothalamus and:
1.
anterior pituitary
2.
posterior pituitary
3.
pineal gland
4.
thalamus
The part of the brain that controls important cognitive skills in humans, such as emotional expression, problem solving, memory, language, judgment, and sexual behaviors is the:
| 1. | frontal lobe | 2. | parietal lobe |
| 3. | occipital lobe | 4. | temporal lobe |
The part of the brain that has the most effect on maintenance of homeostasis is:
| 1. | thalamus | 2. | hypothalamus |
| 3. | infundibulum | 4. | mammillary body |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
A duct within the mesencephalon, contains cerebrospinal fluid (CSF), and connects the third ventricle to the fourth ventricle is called:
| 1. | interventricular foramen | 2. | cerebral aqueduct |
| 3. | foramen of Monro | 4. | foramen of Magendie |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Very fast correction during the ongoing rapid muscular activity initiated elsewhere is done by:
| 1. | Primary motor cortex | 2. | Wernicke’s area |
| 3. | Basal ganglia | 4. | Cerebellum |
In the internal ear, the membranous labyrinth is filled with:
1. cerebrospinal fluid
2. plasma
3. endolymph
4. perilymph
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
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?
1. Sympathetic nervous system is activated, releasing epinephrine and norepinephrine from adrenal medulla
2. Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse
3. Hypothalamus activates the parasympathetic division of brain
4. Sympathetic nervous system is activated, releasing epinephrine and norepinephrine from adrenal cortex
The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eyes is a derivative of
1. vitamin-C
2. vitamin-D
3. vitamin-A
4. vitamin-B
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Unidirectional transmission of a nerve impulse through nerve fibre is due to the fact that
1. nerve fibre is insulated by a medullary sheath
2. sodium pump starts operating only at the cyton and then continues into the nerve fibre
3. neurotransmitters are released by dendrites and not by axon endings
4. neurotransmitters are released by the axon endings and not by dendrites.
Hearing impairment affects which part of the brain?
| 1. | Frontal lobe | 2. | Parietal lobe |
| 3. | Temporal lobe | 4. | Cerebellum |
© 2024 GoodEd Technologies Pvt. Ltd.