Subject :NSO Class : Class 3
What happens when we touch a hot kettle?
A Skin → Nerves → Hand is pulled back
B Skin → Nerves → Spinal cord → Nerves → Hand is pulled back
C Skin → Brain → Nerves → Hand is pulled back
D None of these
Ans 1:
Class : Class 3
The option 'B' is the correct answer.
Ans 2:
Class : Class 5
yeeeeeeeeeeeessssssssssss!!!!!!!!!!!!!
Ans 3:
Class : Class 5
Ans 4:
Class : Class 9
how will the other parts get signal ?
Ans 5:
Class : Class 6
Spinal cord sometimes acts as brain
Ans 6:
Class : Class 4
What about Brain?
Ans 7:
Class : Class 6
spinal cord acts as brain sometimes hence option B is correct
Ans 8:
Class : Class 8
The answer B is correct because the Spinal Cord controls the Reflex Actions and if we touch a hot kettle and move our hand back, its a Reflex Action of course!!!
Ans 9:
Class : Class 7
it will be none of the above because there is no brain
Ans 10:
Class : Class 3
The option 'B' is the correct answer.
Ans 11:
Class : Class 4
nooo
Ans 12:
Class : Class 5
Confusinggggggggggggggggggggggggggggggg
Ans 13:
Class : Class 6
without brain how will we move
Ans 14:
Class : Class 7
Where is brain
Ans 15:
Class : Class 3
It can never be like that.
Ans 16:
Class : Class 4
skin ,nerves ,spinal cord ,brain,Spinal cord, Nerves, Hand is pulled back
Ans 17:
Class : Class 3
The hand can't move without the signals of brain
Ans 18:
Class : Class 8
without brain's indicator how nerves will pull hands?
Ans 19:
Class : Class 4
skin-nerve-spinal cord-brain-nerve-hand pulled back
Ans 20:
Class : Class 3
No Answer: D were is brain
Ans 21:
Class : Class 5
B - Skin → Nerves → Spinal cord → Nerves → Hand is pulled back
Ans 22:
Class : Class 9
the brain should be there
Ans 23:
Class : Class 5
option B
Ans 24:
Class : Class 3
OH,Nooooooooooooooooooooooooooooooooooooooooooooooooooooooooo|
Ans 25:
Class : Class 5
without brain there would be no reflex. Spinal cord is just a carrier through neurons..it's the brain which signals to pull back the hand from a hot kettle...not any other organs.