HUMAN PHYSIOLOGY
CONTROL AND COORDINATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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dendrite
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axon
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myelin sheath
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medulla oblongata
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Detailed explanation-1: -Detailed Solution. Option 4 is correct: Medulla also called the medulla oblongata is a part of the brain.
Detailed explanation-2: -It consists of three parts: the dorsal respiratory group, ventral respiratory group and pneumotaxic center. The former two are found within the dorsal and ventral medulla, respectively, while the latter lies within the rostral pons.
Detailed explanation-3: -There are also neurons in the medulla that receive information from receptors called chemoreceptors, which are found within blood vessels and can detect changes in the chemical composition of the blood.
Detailed explanation-4: -Complete answer: The medulla oblongata helps in regulating respiration, heartbeats, and vomiting reflex. Maintaining the body balance is not a function of the medulla oblongata.