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  • Involuntary actions in the body are controlled by (a) medulla in fore brain (b) medulla in mid brain (c) medulla in hind brain (d) medulla in spinal cord

Involuntary actions in the body are controlled by
(a) medulla in forebrain
(b) medulla in mid-brain
(c) medulla in hindbrain
(d) medulla in the spinal cord

Answers (1)

(c) medulla in hindbrain

Explanation: The medulla oblongata is located in the hindbrain. It is a cone-shaped structure that forms the lower part of the brain stem and connects the brain to the spinal cord. It performs various functions of the autonomous nervous system (ANS) by the sympathetic and parasympathetic response. Like:

  • heart rate,
  • breathing,
  • swallowing,
  • sneezing and
  • digestion

Explanation of the incorrect options:

(a) The medulla is not present in the forebrain.

(b) The medulla oblongata is connected to the midbrain through the pons.

(d) The medulla oblongata is at the base of the brain and they are further connected to the spinal cord.

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infoexpert26

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