Question

Incorrect Question 37 0/0.5 pts are controlled by the Dreams; hypothalamus O Dreams; the adrenal medulla. Biological clocks; hypothalamus. O Biological clocks; the adrenal medulla.

Answer 1

• ANSWER-Biological clocks are controlled by the hypothalamus.The suprachiasmatic nucleus in the hypothalamus controls the circadian rhythms and our sleep-wake cycle
• ANSWER-Proteins because genes contain instructions for making proteins,most genes contain information which is needed to make proteins,these proteins perform various functions to keep our body healthy.
• ANSWER-It depends upon the type of stress one experiences.There is eustress which is good stress,in which a person feels a nervous excitement,in which pulse rate increases and there is no threat or fear.For example,if you are getting promoted at work,that leads to eustress.Its like experiencing butterflies in the stomach or sitting on a rollercoaster.
• ANSWER-The SAM pathway is involved in short term stress and produces epinephrine.This pathway is involved in stimulation of medulla by the impulses from the hypthothalamus via the neurons from the thoraic spinal cord,the medulla secretes epinephrine and norepinephrine
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