NEURAL CONTROL AND COORDINATION

 

Q71.Select odd one out

(1) Norepinephrine

(2) Epinephrine

(3) GABA

(4) Glutamate

Ans.3

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Q72.Which one of the following pairs of structures distinguishes a nerve cell from other types of cell?  

(1) Nucleus and mitochondria 

(2) Perikaryon and dendrites  

(3) Vacuoles and fibers 

(4) Flagellum and medullary sheath 

Ans.2

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Q73.During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge? 

(1) First positive, then negative and again back to positive 

(2) First negative, then positive and again back to negative 

(3) First positive, then negative and continue to be negative 

(4) First negative, then positive and continue to be positive. 

Ans.2

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Q74.Which one of the following is an example of negative feed back loop in humans? 

(1) Secretion of sweat glands and constriction of skin blood vessels when it is too hot. 

(2) Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold. 

(3) Secretion of tears after falling of sand particles in to the eye 

(4) Salivation of mouth at the sight of delicious food. 

Ans.2

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Q75.Bowman's glands are located in the

(1) Olfactory epithelium of our nose 

(2) Proximal end of uriniferous tubules 

(3) Anterior pituitary 

(4) Female reproductive

Ans.1

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Q76.Which one of the following statements is correct

(1) Neurons regulate endocrine activity, tut ne Vice versa

(2) Endocrine glands regulate neural activity nervous system regulates endocrine glands

(3) Neither hormones control neural act the neurons control endocrine activity 

(4) Endocrine glands regulate neural activity, by not vice versa 

Ans.2

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Q77.Which one of the following not act as a neurotransmitter?

(1) Acetylcholine 

(2) Epinephrine 

(3) Nor epinephrine 

(4) Cortisone 

Ans.4

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Q78.Bowman's glands are found in  

(1) Olfactory epithelium 

(2) External auditory canal 

(3) Cortical nephrons only 

(4) Juxtamedullary nephrons 

Ans.1

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Q79.In a man, abducens nerve is injured. Which one of the following functions will be affected?  

(1) Movement of the eye ball 

(2) Swallowing 

(3) Movement of the tongue 

(4) Movement of the neck 

Ans.1

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Q80.One of the examples of the action of the autonomous nervous system is 

(1) Knee-jerk response 

(2) Pupillary reflex 

(3) Swallowing of food 

(4) Peristalsis of the intestines 

Ans.2

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