Answer: d. angiotensin is detected by the hypothalamus.
Explanation:
Angiotensin is a hormone which causes the narrowing of the blood vessels. This helps in maintaining the blood pressure and also maintains the fluid balance in the body. The hormone acts on the brain. This hormone binds to the hypothalamus gland of the body, it stimulates the thirst and increases the demand for water intake. It also stimulates the release of antidiuretic hormone by the pituitary gland to increase the concentration of urine by preventing water loss.
Answer:
Thalamus to amygdala.
Explanation:
Neural pathway is the way by which signals are transmitted in the body from one region to another region. These neurons are connected by the bundle of axons or by the single axon.
The fear response and all the other response is directly or indirectly controlled by the nervous system. The fear response may take time because the information needs to travel from the thalamus region to the amygdala region of the brain.
Thus, the answer is thalamus to amygdala.