Tag: nervous system in humans

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Questions Related to nervous system in humans

Multiple choice biology human brain and sense organs the brain nervous system in humans central nervous system

If medulla oblongata is destroyed then which of the following functions will be affected?

  1. No thermoregulation

  2. No vision

  3. No response when prickled with needles

  4. No memory
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The medulla oblongata controls vital autonomic functions. If destroyed, the body loses the ability to maintain these involuntary processes. The option regarding the prick reflex is the most commonly cited consequence in this context.

Multiple choice biology human brain and sense organs the brain nervous system in humans central nervous system

Choose the correct answer from the alternatives given.
To which of the following organ/blood is supplied by the internal carotid artery?

  1. Kidney

  2. Liver

  3. Heart

  4. Brain
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The brain forms only 2% of the body but uses up to 20% of the oxygen. It is given the top priority during the distribution of oxygen-rich blood. The internal carotid arteries and vertebral arteries carry oxygen-rich blood from the heart to the brain. 

So, the correct option is 'Brain'.