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Q. No.Myelin sheath is produced by:
1.
Astrocytes and Schwann cells
2.
Oligodendrocytes and Osteoclasts
3.
Osteoclasts and Astrocytes
4.
Schwann cells and Oligodendrocytes
Subtopic: Nervous System |
84%
NEET - 2017
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Nissl bodies are mainly composed of:
| 1. | Proteins and lipids | 2. | DNA and RNA |
| 3. | Nucleic acids and SER | 4. | Free ribosomes and RER |
Subtopic: Nervous System |
73%
NEET - 2018
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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. |
Subtopic: Hind & Mid Brain | Diencephalon | Fore Brain |
85%
From NCERT
NEET - 2018
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The transparent lens in the human eye is held in its place by?
1. ligaments attached to the ciliary body
2. ligaments attached to the iris
3. smooth muscles attached to the iris
4. smooth muscles attached to the ciliary body
2. ligaments attached to the iris
3. smooth muscles attached to the iris
4. smooth muscles attached to the ciliary body
Subtopic: Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
77%
From NCERT
NEET - 2018
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Photosensitive compound in the human eye is made up of:
| 1. Opsin and Retinal | 2. Opsin and Retinol |
| 3. Transducin and Retinene | 4. Guanosine and Retinol |
Subtopic: Human Eye (OLD NCERT) | Huma Eye: Accommodation (OLD NCERT) | Human Eye: Adaptation (OLD NCERT) |
86%
From NCERT
NEET - 2016
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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
Subtopic: Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
85%
From NCERT
NEET - 2015
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Which of the following regions of the brain is incorrectly paired with its function?
| 1. | Medulla oblongata-Homeostatic control |
| 2. | Cerebellum-Language comprehension |
| 3. | Corpus callosum-Communication between the left and right cerebral cortices |
| 4. | Cerebrum-Calculation and contemplation |
Subtopic: Hind & Mid Brain |
From NCERT
NEET - 2015
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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
Subtopic: Inner Ear: Vestibular Apparatus (OLD NCERT) |
78%
From NCERT
NEET - 2015
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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
Subtopic: Diencephalon |
87%
From NCERT
NEET - 2014
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The human hindbrain comprises three parts, one of which is:
| 1. | Cerebellum | 2. | Hypothalamus |
| 3. | Spinal | 4. | Corpus callosum |
Subtopic: Hind & Mid Brain |
87%
From NCERT
AIPMT - 2012
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