6. Inputs to the Hypothalamus
• The hypothalamus receives:
(1) neural signals from the GIT that provide sensory information about
stomach filling.
(2) chemical signals from nutrients in the blood (glucose, amino acids, and
fatty acids) that signify satiety.
(3) signals from GIT hormones.
(4) signals from hormones released by adipose tissue.
(5) signals from the cerebral cortex (sight, smell, and taste) that influence
feeding behavior.
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15. SPOT QUIZ (5 Marks)
Answer the following questions
1. List parts of the gastrointestinal tract from the mouth to anus
2. Draw and label cross section of intestinal wall showing the major layers.
3. Name the two nuclei in hypothalamus that control hunger and satiety.
1. Define the following terminologies
I. Mastication
II. Hunger
III. Satiety
IV. Satiation