Which of the following statements are true about the brain?
(i) The main thinking part of brain is hindbrain.
(ii) Centres of hearing, smell, memory, sight etc. are located in the forebrain.
(iii) Involuntary actions like salivation, vomiting, blood pressure are controlled by the medulla in the hindbrain.
(iv) Cerebellum does not control posture and balance of the body.

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Solution

The main thinking part of the brain is forebrain. Centres of hearing, smell, memory, sight etc. are also located in the forebrain. Involuntary actions like salivation, vomiting, blood pressure are controlled by the medulla in the hindbrain and cerebellum controls posture and balance of the body.

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Similar questions

The part of brain which controls the involuntary actions such as heart beat, breathing, blood pressure, etc. is :

(a) pons

(b) medulla

(d) cerebellum

Q. Assertion (A): All involuntary actions like blood pressure, salivation and vomiting are controlled by the medulla in the hindbrain.
Reason (R): A brain is divided into two parts: Forebrain and hindbrain

Match the following:

$\begin{matrix} 1. T h i s p a r t o f t h e b r a i n t e l l s u s & (i) C e r e b e l l u m w h e t h e r w e a r e h u n g r y o r f u l l 2. T h i s p a r t o f t h e b r a i n i s r e s p o n s i b l e & (i i) M e d u l l a f o r p r e c i s i o n o f v o l u n t a r y a c t i o n s 3. I n v o l u n t a r y a c t i o n s l i k e v o m i t i n g a n d s a l i v a t i o n & (i i i) F o r e - b r a i n a r e c o n t r o l l e d b y t h i s p a r t o f t h e b r a i n \end{matrix}$

Q. 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

Q. The blood pressure, Salivation, pupil movement, etc. are all the involuntary movements. Which part of the brain is responsible for controlling these actions?

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