Which is the correct plural form of the word nucleus?

The combining form that means pupil is ________.

Fill in the blank(s) with the appropriate word(s).

When John doesn't eat enough carbohydrates to satisfy his body's need, where will his body get the needed carbohydrates?

A. fats B. proteins C. vitamins D. minerals

Connective tissue lines the digestive tract

Indicate whether the statement is true or false

Which type of error would also include medication that did not work, even if, as often is the case, it was the fault of the patient himself?

A. mechanical error B. medical error C. method error D. medication error