The nervous system's role in hunger regulation is coordinated by the:
a. pancreas.
b. brain.
c. digestive tract.
d. spinal cord.
e. stomach.
Q. 2Which of the following is an active form of vitamin A in the body?
1.Rhodopsin
2.Beta-carotene
3.Retinol
4.Retin-A
5.None of these choices
Q. 3What alert(s) your conscious mind to the sensation of hunger?
a. hypothalamus only
b. stomach muscles only
c. taste buds only
d. hypothalamus and stomach muscles
e. taste buds and fat cells
Q. 4The solubility of vitamins determines which of the following important characteristics?
1.The number of precursor vitamins that may occur.
2.The names of the vitamins.
3.The way vitamins are transformed inside the body.
4.The way vitamins are absorbed and transported in the body.
5.The processes by which other nutrients are utilized.
Q. 5Hormones are secreted and released into the blood by _____.
a. antigens
b. enzymes
c. glands
d. antibodies
e. the brain
Q. 6Which of the following nutrients is found naturally only in animal-derived foods and thus is of concern for vegans?
1.Zinc
2.Vitamin D
3.Vitamin B12
4.Calcium
Q. 7When the pancreas detects a high concentration of the blood's sugar, glucose, it releases:
a. lymph.
b. insulin.
c. antibodies.
d. glucagon.
e. adrenaline.
Q. 8Which of the following groups has the lowest blood-lipid levels?
1.Lacto-ovo vegetarians
2.Fruitarian
3.Vegan
4.Ovo-vegetarian
5.Pesco-vegetarian
Q. 9Which organ has the special task of chemically altering absorbed materials to make them better suited for use by other tissues?
a. liver
b. pancreas
c. stomach
d. small intestine
e. lungs