Advertisements
Advertisements
प्रश्न
Which of the following is not a natural reflex action?
A. Knee-jerk
B. Blinking of eyes due to strong light
C. Salivation at the sight of food
D. Sneezing when any irritant enters the nose
Advertisements
उत्तर
Salivation at the sight of food
APPEARS IN
संबंधित प्रश्न
With the help of a neat and labelled diagram, describe reflex arc.
Write the names of the regions in hindbrain. Give one function of each region.
When you smell a favourite food your mouth begins to water (that is, you secrete saliva). Write down what is the example of the gland which is stimulated to secrete saliva.
Differentiate between natural reflex and conditioned reflex. Give examples to illustrate your answer.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Receptor : Sensory nerve :: Motor nerve : ______.
Complete the following statement by choosing the correct alternative from the choice given in bracker:
Reflex action is controlled by
(i) brain (ii) spinal cord
(iii) autonomic (iii) peripheral nervous system
Explain the mechanism of reflex action with the help of a suitable diagram.
Explain the following term :
Conditioned reflex
State whether the following is simple reflex, conditioned reflex or neither of the two.
Knitting without looking
State whether the following is
Salivation when food is put in the mouth.
