BIOD 121 Module 1 Exam Q AND A

BIOD 121: Module 1 Exam Q
AND A
1. Name the region of the brain that plays a role in whether we feel hungry or full. W hat
about blood can trigger this region to make us want to eat?
The hypothalamus is the region of the brain that plays a role in whether we feel hungry or
full. Hormones, such as ghrelin, are released from the stomach, enter the bloodstream, and
go to the hypothalamus to tell us we are hungry and to find food. Another association with
our blood and sense of hunger is when our blood sugar levels get low and triggers the
hypothalamus to tell us to
eat.




Answer Key
Name the region of the brain that plays a role in whether we feel hungry or full. W hat
about blood
can trigger this region to make us want to eat?

The Hypothalmus. A drop in nutrients in blood stimulates the feeding center in the
hypothalamus
which signals us to eat.




2. Sensory, Environmental, Health Status and Cognitive are examples of
psychological
external forces that influence our eating habits .



Answer Key




BIOD 121 Module 1 Exam Q AND A

, BIOD 121: Module 1 Exam Q
AND A
Sensory, Environmental, Health Status and Cognitive are
examples of
external
forces that influence our
eating habits or food
choices




3. Hunger is the internal drive to find and eat food. It is often experienced as a negative
sensation. Appetite is the external drive that encourages us to find and eat food. Related to
pleasant sensations associated with food.




BIOD 121 Module 1 Exam Q AND A