Class-11,Neural Control And Coordination

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Q1) Nissl’s granules are absent in : *

1 point

dendrite

perikaryon

cyton

axon

Q2) In the prosencephalon, first and second ventricles open into third ventricle by : *

1 point

foramen of Ovale

foramen of Magnidae

foramen of Monro

foramen of Magnum

Q3) The property which doesn’t belong to nerve fibres is : *

1 point

Both elasticity and contractility

only elasticity

only contractility

conductivity and excitability

Q4) Hypothalamus helps to maintain homeostasis by controlling hunger, thirst, blood pressure, temperature feelings etc. So it is an important link between *

1 point

nervous system and respiratory system

nervous system and circulatory system

nervous system and endocrine system

nervous system and digestive system

Q5) Brain stem is the support system of brain and is the collective name for : *

1 point

cerebrum,mesencephalon,diencephalon and medulla

hypothalamus,diencephalon,cerebellum and pons

prosencephalon,mesencephalon,pons and medulla

medulla,pons,midbrain and diencephalon

Q6) Due to refractory period , a nerve fibre in human body on an average transmits about : *

1 point

only 6000 impulses per second.

only 1000 impulses per second.

only 10,000 impulses per second.

only 100 impulses per second.

Q7) Read the following about the surface of cerebral hemispheres i. Is made up of the pia matter. ii. Is greatly convoluted and called the cerebral cortex. *

1 point

both are wrong

both are correct

Statement i) is correct and ii) is wrong.

Statement i) is wrong and ii) is correct.

Q8) Label the arrows in the given diagram of the brain from top to bottom : *

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cerebrum, pons, medulla

occipital lobe,pons,medulla

cerebellum, pons, medulla

temporal lobe,cerebellum,medulla

Q9) The band of nerve fibers that joins the two cerebral hemisphere in mammals is : *

1 point

corpora bigemina

cruracerebri

corpora quadrigemina

corpus callosum

Q10) Vermis is a portion of : *

1 point

Pons

Cerebrum

Medulla oblongata

Cerebellum

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