Melanie is pregnant and is having a craving for chocolate brownies. What do scientists think may be causing her to crave the brownies?
a. Need for a nutrient provided by the brownies
b. High serotonin levels in the brain
c. Low glucagon levels in the blood
d. Scientist do not have a clear explanation.
Question 2
Amy got up late this morning so she skipped breakfast and went straight to her soccer practice. Which fuel source is her body relying upon to supply the glucose that her brain needs to function?
a. Fatty acids
b. Liver glycogen
c. Glycolysis
d. Muscle glycogen
