Milestones in Biology 7: Test Your Knowledge

What organ produces insulin?

a. the liver

b. the stomach

c. the pancreas

d. blood

e. skeletal muscle

Someone who cannot produce insulin will likely have blood sugar levels that are

a. normal.

b. lower than normal.

c. higher than normal.

In general terms, what is a hormone?

a. A signaling molecule that is transported by the circulatory system and acts on target cells.

b. A signaling molecule that regulates blood sugar.

c. A signaling molecule that is produced by the pancreas.

d. A signaling molecule that increases the concentration of blood sugar.

e. A protein that is released by one cell and acts on an adjacent cell.

A person has chronically elevated blood-sugar levels. From this information, are you able to say if the person has type 1 diabetes or type 2 diabetes? Why or why not?

Insulin is a/an

a. monosaccharide.

b. protein.

c. triglyceride (fat).

d. phospholipid.

e. any of the above, depending on the diet

List key differences in glucose levels and insulin levels between type 1 and type 2 diabetes. Consider levels during periods of fasting and levels after a carbohydrate-rich meal.