25) Choose the incorrect statement regarding bile.

A) Bile is both an excretory product and a digestivesecretion.

B) Bile functions to emulsify fats.

C) Bile functions to carry bilirubin formed from breakdown ofworn-out RBCs.

D) Bile contains enzymes for digestion.

26) The absorptive effectiveness of the small intestine isenhanced by increasing the surface area of the mucosal lining.Which of the following accomplish this task?

A) plicae circulares and intestinal villi

B) the vast array of digestive enzymes

C) Brunner's glands

D) the rugae

27) Select the statement that is true concerning primaryteeth.

A) There are 27 primary teeth, and the molars are permanent.

B) There are 24 primary teeth, and no new primary teeth appearafter 13 months.

C) There are 20 primary teeth, and by 24 months of age mostchildren have all 20.

D) There are 32 primary teeth, and most children lose theseteeth due to decay because they are never very strong.

14) Which of the following is true concerning the number andtype of permanent teeth?

A) There are 32 permanent teeth, and the wisdom teeth are thelast to emerge.

B) There are 27 permanent teeth, and the first molars areusually the last to emerge.

C) The number of permanent teeth is always equal to the numberof primary teeth.

D) The number of upper permanent teeth is not equal to thenumber of lower permanent teeth.

28) Which of the following is not true of saliva?

A) cleanses the mouth

B) contains enzymes that begin the breakdown of proteins

C) moistens food and aids in compacting of the bolus

D) dissolves food chemicals so they can be tasted