In human eye the number of cones is

  • 8 lakhs
  • 7 lakhs
  • 6 lakhs
  • 5 lakhs

For the clear vision of any object, the lens of eyes become

  • more concave
  • more convex
  • less concave
  • less convex

The nervous system which is composed of ganglia and nerves is classified as

  • temporal nervous system
  • frontal nervous system
  • central nervous system
  • peripheral nervous system

The hormone that prepares our body to overcome emergencies is called

  • adrenaline
  • oxytocin
  • vasopressin
  • thyroxin

The example of coordinators in the nervous coordination are

  • muscles and glands
  • human ears
  • human nose
  • spinal cord and brain

Rhodopsin is synthesized by the body from

  • vitamin D
  • vitamin K
  • vitamin B
  • vitamin A

Which of the following coordinates muscle movements?

  • cerebrum
  • cerebral cortex
  • cerebral hemisphere
  • cerebellum

The higher center of the brain controls the

  • voluntary action
  • involuntary action
  • reflex action
  • reflex arc

The two adrenal glands present in the human body are located

  • below gal bladder
  • above gall bladder
  • below kidneys
  • above kidneys

Which of the following is a union of many axons that are enveloped by a covering made of lipid?

  • ganglion
  • nerve impulse
  • neuron
  • nerve impulse

The external part of the ear that direct the sound waves are

  • ear drum
  • pinna
  • auditory canal
  • cochlea

Considering the disorders of the eye, the short sight disorder is also known as

  • rhodopsin optic disorder
  • eye fovea
  • hypermetropia
  • myopia

The body parts which detect the particular part of stimuli is

  • detector
  • response
  • receptor
  • action

The thalamus which is present in forebrain serves as a relay center between

  • ganglion and neuroglial
  • cranium and meninges
  • skeletal muscles and endocrine glands
  • spinal cord and brain

The types of neurons based on their functions include

  • motor neurons
  • interneuron
  • sensory neurons
  • all of above

Visual information is analyzed and received by

  • frontal lobe
  • parietal lobe
  • occipital lobe
  • temporal lobe

In dim light, pupil

  • dilates
  • constricts
  • remains same
  • none of above

The disorder caused by the enlargement of the thyroid gland is called

  • hypothyroidism
  • goitre
  • hyperthyroidism
  • tetany

The brain which connects the forebrain and hindbrain is called

  • forebrain
  • cerebrum brain
  • hindbrain
  • midbrain

The convex lens located behind the iris is responsible for the light focus on

  • retina
  • choroid
  • sclera
  • aqueous humor

Sclera gives eye most of its

  • brown colour
  • green colour
  • black colour
  • white colour

The continuation of medulla oblongata is

  • spinal nerves
  • spinal cord
  • spinal column
  • spinal region

Glucagon influence the liver to release the

  • sugar
  • glucose
  • salts
  • blood cells

In the human body, the functioning of muscles is affected by the less production of hormone classified as

  • parathormone
  • hyperthormone
  • hypothormone
  • parathyroid

The jelly-like fluid present in the posterior chamber is called

  • aqueous humor
  • optic humor
  • spot humor
  • vitreous humor

Intermediate neurons are found within the

  • Central Nervous System (CNS)
  • Peripheral Nervous System (PNS)
  • Superior Nervous System (SNS)
  • Inferior Nervous System (INS)

The specialized cells that carry nerve impulse from coordinators to effectors are called

  • papillary nerves
  • pulmonary nerves
  • neurons
  • nephrons

The coordinators receive the information from receptors in the form of

  • glands
  • chemicals
  • hormones
  • impulses

The layer of eyeball consisting of sclera and cornea is called

  • inner layer
  • middle layer
  • thin layer
  • outer layer

The vasopressin and oxytocin hormone is secreted by the

  • posterior lobe of pituitary gland
  • anterior lobe of pituitary gland
  • anterior lobe of thyroid gland
  • posterior lobe of thyroid gland
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