The type of neuron which carries the information from the central nervous system to the receptors is classified as

  • sensory neurons
  • motor neurons
  • interneuron
  • rotator neurons

The owl is unable to see during the day due to deficiency of

  • rods
  • cones
  • retina
  • eye ball

The photosensitive cells present in the retina that are sensitive to bright light are called

  • cones
  • ligaments
  • optical disc
  • rods

What is the number of main layers in the eye structure?

  • 1
  • 2
  • 3
  • 4

The unit of Nervous system is

  • neuron
  • nerve impulse
  • ganglion
  • nephron

The part of the spinal cord which consists of axons of motor neurons is called

  • ventral root
  • temporal root
  • dorsal root
  • auditory root

The outer layer of the eye consist of sclera and

  • pupil
  • cornea
  • choroid
  • iris

The nervous and chemical coordination, both are present in

  • plants
  • animals
  • fungi
  • unicellular organisms

The nervous system which consists of all the nerves arisen from the central nervous system is called

  • hilus nervous system
  • peripheral nervous system
  • myelin nervous system
  • hyper nervous system

The substance required for the production of thyroxin hormone is

  • vitamin B
  • vitamin A
  • iodine
  • vitaminD

Deficiency in the production of parathormone causes

  • brittle bones
  • soft bones
  • rickets
  • tetany

Aqueous humor is present in

  • posterior chamber
  • inferior chamber
  • lower chamber
  • upper chamber

Which of the following is taken from blood by the liver due to insulin?

  • glucagon
  • digestive enzymes
  • hemoglobin
  • glucose

A rupture in a blood vessel of brain or spinal cord is called

  • clotting
  • swelling
  • stroke
  • high blood pressure

The higher centers of the brain control

  • voluntary actions
  • involuntary actions
  • "fight or flight" response
  • non voluntary actions

A person is not able to see nearby objects clearly if he has

  • myopia
  • short sight
  • hypermetropia
  • blindness

Sound waves are focused and directed into the auditory canal by

  • ear drum
  • pinna
  • Eustachian tube
  • malleus

The convex lens is used to rectify the problem of

  • misrecognition of red color
  • misrecognition of blue color
  • long sight
  • short sight

Tetany is caused due to decreased of which one in blood?

  • sugar
  • calcium
  • cells
  • plasma

The muscular ring which is formed by the bending of the choroid behind the cornea is called

  • choroid
  • pupil
  • iris
  • cornea

In short sight disorder of eyes, the image of an object placed at a distance is formed

  • behind the blind spot
  • in front of retina
  • behind the retina
  • in front of blind spot

Round hole in the center of Iris is called

  • orbit
  • pupil
  • retina
  • eye socket

Corticosteroid hormone maintains the balance of

  • salts only
  • water only
  • calcium
  • salts and water

The hormone which forces liver to take extra glucose (C6H12O6) in blood is called

  • vasosteriods
  • testosterone
  • glucagon
  • insulin

The lobes of the pituitary glands include

  • anterior lobe only
  • posterior lobe only
  • exterior lobes
  • anterior and posterior lobe

The light enters into the interior part of the eye through

  • choroid
  • pupil
  • sclera
  • cornea

The three layers under which the brain is covered are called

  • ganglion sheath
  • meninges
  • Schwann sheath
  • ranvier sheath

The spinal cord is a link between body parts and

  • skull
  • brain
  • vertebral column
  • midbrain

The extension of the cell body which conducts the nerve impulse towards the cell body

  • axon
  • dendrites
  • Schwann cells
  • neurons

The owl cannot see in the day time because of the deficiency of

  • retina
  • cones
  • rods
  • fovea
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