Every question from past board papers on Neural control: neuron, nervous system, nerve impulse, newest paper first. Open any question for its full worked answer.
Match List I with List II :
List I:
A. Pons
B. Hypothalamus
C. Medulla
D. Cerebellum
List II:
I. Provides additional space for Neurons, regulates posture and balance.
II. Controls respiration and gastric secretions.
III. Connects different regions of the brain.
IV. Neuro secretory cells
Choose the correct answer from the options given below :
Given below are two statements :
Statement I : The cerebral hemispheres are connected by nerve tract known as corpus callosum.
Statement II : The brain stem consists of the medulla oblongata, pons and cerebrum.
In the light of the above statements, choose the most appropriate answer from the options given below :
Match List I with List II with respect to human eye.
List I: A. Fovea; B. Iris; C. Blind spot; D. Sclera
List II: I. Visible coloured portion of eye that regulates diameter of pupil.; II. External layer of eye formed of dense connective tissue.; III. Point of greatest visual acuity or resolution.; IV. Point where optic nerve leaves the eyeball and photoreceptor cells are absent.
Choose the correct answer from the options given below:
The parts of human brain that helps in regulation of sexual behaviour, expression of excitement, pleasure, rage, fear etc. are :
Select the incorrect statement regarding synapses :
Match the following columns and select the correct option.
Column - I | Column - II
(a) Organ of Corti | (i) Connects middle ear and pharynx
(b) Cochlea | (ii) Coiled part of the labyrinth
(c) Eustachian tube | (iii) Attached to the oval window
(d) Stapes | (iv) Located on the basilar membrane
Which part of the brain is responsible for thermoregulation ?
Which of the following statements is correct ?
Which of the following structures or regions is incorrectly paired with its function ?
The transparent lens in the human eye is held in its place by
Nissl bodies are mainly composed of
Receptor sites for neurotransmitters are present on :
Myelin sheath is produced by :
Good vision depends on adequate intake of carotene-rich food.
Select the best option from the following statements.
(a) Vitamin A derivatives are formed from carotene.
(b) The photopigments are embedded in the membrane discs of the inner segment.
(c) Retinal is a derivative of Vitamin A.
(d) Retinal is a light absorbing part of all the visual photopigments.
Options :
Photosensitive compound in human eye is made up of :
Choose the correct statement.
