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Which of the following is true:
a. The medulla is the most important autonomic center of the brain.
b. Medulla contains centers for the control of respiration, heart rate and other visceral activities.
c. Corpus callosum is a fiber tract that connects areas of both cerebral hemispheres.
d. All of the above
e. a and c only

Respuesta :

Answer:

d. All of the above

Explanation:

The medulla oblongata is a part of hind brain.  In this portion of the hind brain, center for autonomic functions are located. It controls involuntary functions such as autonomic functions such as respiration, digestion, heart rate, and swallowing, sneezing and other visceral activities. The medulla helps in transmitting messages brain and spinal cord.

The corpus callosum is a thick band of nerve fibres which connects left and right side of the brain. The communication between right and left hemispheres is carried out by corpus callosum.

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