Answer: Option C..
controls autonomic nervous system and regulates thirst
Explanation:
Hypothalamus controls autonomic nervous system and regulates thirst because it is above the brain stem and it receive autonomic regulatory signals or information , then it then act to integrate and controls autonomic nervous system. The autonomic nervous system help to regulate different types of body functions like sexual arousal, heart rate, pupilatory rate, digestion rate , respiratory rate e.t.c.
Answer:
Increase in eosinophils.
Explanation:
The leukocytes are the white blood cell that plays an important role in the immune system. The white blood cell include eosinophil, basophil, neutrophil and monocytes.
The allergic reactions that are caused by hay fever or asthma is marked by the excess increase in the number of eosinophils in the body. The eosinophils are the first to reach at the site of parasitic infections and protect the body during the allergic reactions.
Thus, the answer is eosinophils.
It’s the letter C.................