Answer:
Scientists examine evidence from DNA, protein structure, fossils, early development and body structure.
The vagus and glossopharyngeal nerves carry afferent signals from peripheral chemoreceptors to a chemosensitive area in the Medulla oblongata.
<h3>What is Medulla oblongata?</h3>
Medulla oblongata is the smaller part of the brain and the the lowers segment of the brainstem. The medulla oblongata connect to the midbrain by pons and posteriorly with the spinal cord. It function in respiration, reflex actions like vomiting , sneezing, vasodilation and cardiac functions too.
Therefore, The vagus and glossopharyngeal nerves carry afferent signals from peripheral chemoreceptors to a chemosensitive area in the Medulla oblongata
Learn more about medulla oblongata below.
brainly.com/question/2729416
Answer:
After Hurricane Katrina, many people needed supplies after the storm so there wasnt a decrease in demand.
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