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प्रश्न
Which of the following statements is correct about receptors?
विकल्प
gustatory receptors detect taste while olfactory receptors detect smell
both gustatory and olfactory receptors detect smell
auditory receptors detect smell and olfactory receptors detect taste
olfactory receptors detect taste and gustatory receptors detect smell
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उत्तर
gustatory receptors detect taste, while olfactory receptors detect smell
Explanation:
Gustatory receptors detect taste; olfactory receptors detect smell; while auditory receptors detect sound.
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संबंधित प्रश्न
Which part of the brain maintains posture and equilibrium of the body?
Name one gustatory receptor and one olfactory receptor present in human beings.
Name the most important part of the human brain.
What is a reflex action? Explain with the help of an example.
Give the various functions of brain.
Which of the following are cerebral reflexes?
(i) a person pulls away his hand on touching a hot object
(ii) a person spits out immediately when a fly enters his mouth while talking
(iii) A person walking bare foot lifts his foot at once on stepping on to a nail
(iv) A person's pupil contracts at once in the presence of bright light
(a) (i) and (ii) (b) (ii) and (iii) (c) (iii) and (iv) (d) (ii) and (iv)
The involuntary actions in the body are controlled by :
(a) medulla in forebrain
(b)medulla in hindbrain
(c) medulla in spinal cord
(d) medulla in midbrain
Which of the following is not an involuntary action?
(a) vomiting
(b) chewing
(c) heart beat
(d) salivation
The gustatory receptors of our body are in one of the following organs. This organ is :
a) ear
(b) nose
(c) tongue
(d) skin
The olfactory receptors in humans are located in :
(a) eyes
(b) tongue
(c) ears
(d) nose
The contraction of pupil of the eye in the presence of bright light is an example of :
(a) Voluntary reflex
(b) Spinal reflex
(c) Cerebral reflex
(d) Adrenal reflex
Define voluntary and reflex actions. Give examples of each.
State whether the following is simple reflex, conditioned reflex or neither of the two:
Knitting without looking: …………………..
Explain the mechanism of reflex action with the help of a suitable diagram.
Define the following:
Reflex action
State whether the following is
Sneezing
What type of reflex is the following?
Sweating in summer
What type of reflex is the following?
Formation of goose-pimples in cold weather.
What type of reflex is the following?
Blinking of the eye
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sneezing
