GK from Neural Control and Coordination

GK from Neural Control and Coordination:

  • Who acts as a relay centre amongst different parts and sides of the brain- Pons-Varoli or Pons bridge.
  • The nervous system originates from- Ectoderm.
  • Who got Nobel Prize for synapse discovery i.e. neuron-neuron contact- Sir Charles Sherrington.
  • Who protects the central nervous system from external shock- Cerebrospinal fluid.
  • __________ composed of medulla oblongata, pons varoli and midbrain- Brain stem.
  • Coordination of voluntary muscle activity is connected with- Cerebellum.
  • The retina of the mammalian eye is composed of- Rods and Cones cells.
  • _____________ is the first neurotransmitter discovered by Otto Loewi- Acetylcholine.
  • Sympathetic nervous system increases- Heart Beat.
  • Sclerotic is the outermost layer of- Eye.
  • __________ are the structural and functional units of nervous system- Neurons.
  • Exhaustion of neurotransmitter at synapse due to repeated stimulation is called as- Synaptic Fatigue.
  • Determination of exact power of the lens required to correct eye defect- Retinoscopy.
  • The body temperature regulatory centre in the brain is- Hypothalamus.
  • The defective condition of accommodation of the eye in which distant objects are seen distinctly but nearby objects indistinct is- Hypermetropia.
  • The pia mater and dura mater are referred to as- Meninges.
  • The membrane that gives us the ability to discriminate different pitches of sound is the- Basilar Membrane.
  • Parasympathetic nerve arises from which region of the nervous system- Cranio-sacral.
  • Which part of the brain controls intellectual ability- Frontal Lobe.
  • The connection between axon and dendrite is called- Synapse.
  • Cerebral hemispheres are the centres of- Thinking.
  • _______ is the purple coloured pigment found in the rod cells of the retina- Rhodopsin.
  • Which part of the brain controls the respiratory centre- Medulla Oblongata.
  • The cornea of the camel has a covering which is called- Umbraculum.
  • _______ is the seat of intelligence, will power, memory, learning, thinking, vision, hearing, mood and emotions- Cerebrum.
  • Which is the smallest and slenderest cranial nerve- Pathetic Nerve.
  • Trigeminal Nerve is the largest cranial nerve which is also named as- Dentist Nerve.
  • The phenomenon of Reflex Action was discovered by- Marshal Hall (1833).
  • The area of the retina where the optic nerve and blood vessels (optic artery and optic vein) enter and leave the eyeball is called the- blind spot.
  • ________ is a layer of fatty connective tissue that surrounds the eye orbit acting as a soft shockproof cushion- Adipose Tissue.
  • The axon, particularly of peripheral nerves is surrounded by which cells- Schwann Cells.
  • Cylindrical glasses are used to correct which refractive errors of eye- Astigmatism.
  • The part of the eye which gives colour to the eye- Iris.
  • A canal that connects the ear cavity with the pharynx is- Eustachian Canal.
  • _________ is the outermost menings of brain- Dura mater.
  • The band of nerve fibres that join the two cerebral hemispheres in mammals- Corpus Callosum.
  • In the neurilemma, the vesicles release their neurotransmitters into the synaptic cleft by- Exocytosis.
  • Sensory organ for perceiving vibrations in insects- Johnston’s Organ.
  • The central perforation of the iris is called- Pupil.
  • Grey matter is composed of- Neurocyton.
  • White matter is composed of- Myelinated nerve fibres.
  • Who conducts sensory and motor impulses to and from the brain- Spinal Cord.
  • Inflammation of a nerve, usually accompanied by pain and tenderness- Neuritis.
  • Sweating during high temperature as well as exercise is an example of- Unconditioned Reflex Action.
  • Defects occurring in eyes due to paralysis of ciliary muscles- Cycloplagia.
  • In older persons, the eye lens becomes opaque reducing visibility causes an eye disease called- Cataract.
  • The organ of Corti is a structure present in- Cochlea.
  • The innermost layer of the human eye is- Retina.
  • A photosensitive compound in the human eye is made up of- Opsin and Retinal.
  • _______ prevents internal reflection of light inside the eye- Choroid.

Structure of Human EarRole of Enzymes and Vitamins in Animal Nutrition
Structure of Human BrainGK From Digestion and Absorption
Compare the Choroid and Retina in Human EyeNutrition and Health– NIOS

Add a Comment

Your email address will not be published. Required fields are marked *