____ lubricates, moistens, and protects the cells within the mucosa.

a) Bile
b) Enzymes
c) Lumen
d) Mucus


Ans: d) Mucus

Nutritional Science

You might also like to view...

Mrs. Jones is recovering from gastric bypass surgery, and as a result has become deficient in a number of nutrients. Which type of malnutrition is Mrs. Jones experiencing?

a. Primary b. Secondary c. Post-surgical d. Multiple state

Nutritional Science

The body needs 18 different amino acids to function properly.

Answer the following statement true (T) or false (F)

Nutritional Science

Nutritionists suggest that no more than ________ percent of your daily calories should come from fat.

a. 20 b. 30 c. 10 d. 40

Nutritional Science

DNA and RNA share a number of similarities, but they also differ in certain aspects of their structure. Which nitrogenous base is found in RNA but is not found in DNA?

A. uracil B. adenine C. thymine D. cytosine

Nutritional Science