True or false. the carotid sinus reflex protects the blood supply to the brain, whereas the aoric reflex is more concemed with maintaining adequate blood in the systemic circuit as a whole.

True.

Explanation:

Carotid sinus is present at the base of internal carotid artery. Carotid sinus reflex is controlled by autonomic nervous system. The main function of carotid sinus reflex is to prevent the blood supply in the brain.

Aortic arc is located between the ascending and descending aorta. Aortic reflex may be defined as the the fall in blood pressure due to cardiac inhibition and peripheral dilation. The aortic reflex maintains the adequate flow of blood in systemic circuit as whole.

Thus, the given statement is true.

a tetrad is the foursome during meiosis made by two homologous chromosomes that have each already replicated into a pair of sister chromatids.

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