Multiple Choice Questions

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Foramen magnum is situated in

  • buccal cavity 

  • base of skull

  • left auricle 

  • vertebrae


B.

base of skull

The foramen magnum is a large oval opening (foramen) in the occipital bone of the skull in humans and various other animals. It is one of the several oval or circular openings (foramina) in the base of the skull.


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The genes and splenium in brain are associated with

  • cerebellum

  • crebrum

  • medulla oblongata

  • vermis


Sensory receptor of warmth located principally at the tip of fingers is known as :

  • Weber's organ

  • organ of Giraldes

  • Ruffini's corpuscles

  • organ of Zuckerkandl


The unidirectional transmission of a nerve impulse through nerve fibre is due to :

  • neurotransmitters are released by axon endings

  • neurotransmitters which are released by dendrites

  • nerve fibre which is insulated by a medullary sheath

  • sodium pump which starts operating into the nerve fibre


In the myopia eye defect, the rays of light :

  • do not enter the eye at all

  • meet at a focus in front of the retina

  • come to a focus at back of retina

  • come to a focus in between retina and iris


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Arbor-vitae is composed of

  • grey matter

  • neurogleal cells

  • white matter

  • all of the the above


Human brain has greater development of

  • cerebrum

  • cerebellum

  • optic lobes

  • medulla oblongata


The 'end organs of Ruffini' are receptors of :

  • heat

  • cold

  • pressure

  • touch


Cranium is made up of

  • 8 bones

  • 12 bones

  • 10 bones

  • 16 bones


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Which of the following part of human brain is associated with integration of sympathetic and parasympathetic activities ?

  • Cerebrum

  • Neopallium

  • Hypothalamus

  • Medulla oblongata


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