A. Lungs
B. Trachea
C. Medulla Oblongata
D. Hypothalamus
The correct answer is C. Medulla oblongata
Medulla Oblongata
- controls all the involuntary activities of the body, e.g. heart beats, respiration, metabolism, secretory actions of different cells, rate of engulfing food, etc.
- contains respiratory center, cardiac center and vasomotor center.
- acts as a conduction path for all impulses between spinal cord and remaining portions of brain.
- it is also concerned with reflexes, - sneezing reflex, salivation reflex, coughing reflex, swallowing reflex, vomitting reflex, yawning reflex.
- injury to the medulla oblongata results in immediate death.
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