Linear accelerations and head-tilts in the horizontal plane are detected by:

1. utricle

2. semicircular canals

3. organ of Corti

4. saccule

Subtopic:  Inner Ear: Vestibular Apparatus (OLD NCERT) |
From NCERT

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An age-related condition when the eye's lens doesn't change shape as easily as it once did [Presbyopia] is usually caused by:
1. decreasing the flexibility of the lens
2. an eyeball that is slightly too short
3. an eyeball that is slightly too long
4. a cornea with asymmetric curvature

Subtopic:  Huma Eye: Accommodation (OLD NCERT) |
 73%

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Protein synthesis in neuron is carried out directly by:

1. cell body 2. neurofibrils
3. Nissl body 4. myelin sheath
Subtopic:  Neuroanatomy |
 74%
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The most common neurotransmitter in the body is:

1. serotonin

2. GABA

3. acetylcholine

4. adrenaline

Subtopic:  Action Potential |
 84%

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An opioid peptide produced in the brain, especially in the pituitary gland, that blocks the sensation of pain is:

1. substance P

2. beta-endorphin

3. nicotine

4. neuropeptide

Subtopic:  Diencephalon |

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The type of neuron seen in the retina of human eye are:

1. bipolar

2. unipolar

3. multipolar

4. sensory

Subtopic:  Basic Anatomy of Human Eye (OLD NCERT) |
 84%
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The peripheral nervous system in humans PNS consists of cranial nerves and:

1. spinal cord

2. sensory nerves

3. the brain

4. spinal nerves

Subtopic:  Nervous System |
 65%

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Blood brain barrier formation is the function of:

1. microglia

2. Schwann cell

3. astrocyte

4. oligodendrocytes

Subtopic:  Nervous System |
 54%

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The neuron in humans with many nerve fibers arising from its cell body and that carries impulses to the effectors would be called as:

1. multipolar 2. bipolar
3. unipolar and sensory 4. multipolar and motor
Subtopic:  Nervous System |
 64%
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The regulation of the composition of cerebrospinal fluid is the function of:

1. astrocytes

2. oligodendrocytes

3. microglia

4. ependyma

Subtopic:  Meninges, Ventricles & CSF |

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