Odors can alter our moods:

1. Because sensory input from olfaction is routed through the limbic system.

2. Because odors act as neurotransmitters and alter brain chemistry.

3. Because odors are satisfying to our sense of hunger.

4. Odors do not alter mood.

Subtopic:  Diencephalon | Cerebrum, EEG & Sleep |
 65%
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The sensory organ of hearing and the receptors are located in:
1. scala vestibuli
2. semicircular canal
3. scala tympani
4. cochlear duct

Subtopic:  Inner Ear: Cochlea (OLD NCERT) |
 54%
From NCERT
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Static equilibrium is regulated by:

1. semicircular canals
2. vestibule
3. cochlea
4. None 

Subtopic:  Inner Ear: Vestibular Apparatus (OLD NCERT) |
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Photoreceptors rods or cones are unique as they are activated by:
1. depolarization
2. hyperpolarization
3. repolarization
4. decomposition

Subtopic:  Human Eye (OLD NCERT) |
 53%
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The extraocular muscles are innervated by all the following cranial nerves except:
1. oculomotor
2. trochlear
3. abducens
4. optic

Subtopic:  Extra Ocular Muscles & Optic Nerve (OLD NCERT) |
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The outermost meninx that provides a thicker and protective layer is the:
1. dura mater
2. arachnoid mater
3. pia mater
4. gray mater

Subtopic:  Meninges, Ventricles & CSF |
 83%
From NCERT
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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
Subtopic:  Cerebrum, EEG & Sleep |
 66%
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The part of the brain that has the most effect on maintenance of homeostasis is:

1. thalamus 2. hypothalamus
3. infundibulum 4. mammillary body
Subtopic:  Diencephalon |
 88%
From NCERT
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Which is the smallest cranial nerve that innervates the superior oblique muscles of the eye?
1. trochlear
2. abducens
3. oculomotor
4. optic

Subtopic:  Basic Anatomy of Human Eye (OLD NCERT) |
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Which of the following is not true regarding parasympathetic system?
1. Preganglionic fibers arise from the thoracic and lumbar regions of the spinal cord.
2. Terminal ganglia are located close to effector organs.
3. Preganglionic fibers are myelinated; postganglionic fibers are not.
4. Parasympathetic postganglionic fibers secrete acetylcholine.

Subtopic:  Autonomic Nervous System (OLD NCERT) |
 51%
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