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Micturition

Reflex action...

Question

Reflex actions like vomiting is controlled by

A

Thalamus

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B

Hypothalamus

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C

Medulla Oblongata

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D

Cerebrum

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Solution

The correct option is C
Medulla Oblongata

Vomiting is believed to be controlled by two distinct brain centres—the vomiting centre and the chemoreceptor trigger zone—both located in the medulla oblongata.

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Similar questions

Q. Assertion: Medulla oblongata causes reflex actions like vomiting, coughing and sneezing.
Reason: It has many nerve cells which control autonomic reflexes.

Q. Look at following matches:
1. Spinal Cord - Reflex action
2. Cerebrum - Thinking, Decision making
3. Corpus Callosum - Controls heart beat
4. Medulla oblongata - Controls cardiac center

Which of the given matches are correct?

Look at following matches:

1. Spinal Cord	- Reflex action
2. Cerebrum	- Thinking, Decision-making
3. Medulla oblongata	- Controls cardiac centre

Which of the given matches are correct?

Q. (i) Cerebrum, cerebellum, thalamus, hypothalamus.

Q. Match these parts with their functions:

(Medulla oblongata, cerebellum, forebrain, thalamus, cerebral cortex, hindbrain, pons, hypothalamus)
a) Sleep centre and respiratory centre.
b) Several reflexes involved in the regulation of heartbeat, blood vessel contraction, breathing, etc.
c) Consists of cerebrum, thalamus, and hypothalamus.
d) Motor and sensory areas.
e) A major conducting centre for sensory and motor signaling.
f) Regulation of sexual behavior.
g) Consists of the pons, cerebellum, and medulla oblongata.
h) Coordinates the group movements of voluntary muscles, as in walking or running.

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