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Multiple Choice Questions

Read the statements about human neural system and find the wrong one

  • The CNS includes the brain and the spinal cord

  • The PNS is divided into somatic and autonomic neural system

  • The somatic neural system is classified into sympathetic and parasympathetic neural system

  • The autonomic neural system transmits impulses from the CNS to the involuntary organs and smooth muscles

  • The autonomic neural system transmits impulses from the CNS to the involuntary organs and smooth muscles


Choose the wrong statement regarding human ear

  • The stapes is attached to the tympanic membrane

  • The Eustachian tube connects the middle ear cavity with the pharynx

  • The middle ear contains three ossicles

  • The space within the cochlea called scala media is filled with Endolymph

  • The space within the cochlea called scala media is filled with Endolymph


Which part of the brain is responsible for thermoregulation?

  • Hypothalamus

  • Corpus callosum

  • Medulla oblongata

  • Cerebrum


The visible coloured portion of the eye is

  • Retina

  • Iris

  • Pupil

  • Choroid

  • Choroid


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Large number of processes that project from the apical part of each hair cell of the organ of Corti is called

  • Otolith organ

  • Stereocilia

  • Crista ampullaris

  • Utricle

  • Utricle


The anterior portion of the sclera is called

  • Lens

  • Iris

  • Pupil

  • Ciliary body

  • Ciliary body


Which of the following statements is correct?

  • Cornea consists of dense connective tissue of elastin and can repair itself.

  • Cornea is convex, transparent layer which is highly vascularised.

  • Cornea consists of dense matrix of collagen and is the most sensitive portion the eye.

  • Cornea is an external, transparent and protective proteinacious covering of the eye-ball.


The body temperature regulatory centre in the brain is

  • cerebellum

  • corpus callosum

  • hypothalamus

  • hippocampus

  • hippocampus


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Anaerobic breakdown of glycogen due to repeated activation of muscles leads to the accumulation of

  • uric acid

  • phenylalanine

  • lactic acid

  • glutamic acid

  • glutamic acid


The projecting ridge in ampulla of semi-circular canals in ear is called

  • Succus entericus

  • Maccula

  • Otolith

  • Crista ampullaris

  • Crista ampullaris


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