Lactation

Question 1

Hypoallergenic formulas are characterized by their
A. extensively hydrolyzed proteins
B. higher whey to casein ratio
C. lactose-free carbohydrate content
D. long-chain triglyceride content
E. medium-chain triglyceride content

Answer 1

A. extensively hydrolyzed proteins

Question 2

Which of the following is true regarding signaling for breast ductal development?
A. Dopmaine acts on mesodermal cells to promote ductal invasion
B. Estrogen acts directly on ectodermal cells to promote ductal elongation
C. Pacreatic factor acts to promote ductal branching
D. Progesterone acts indirectly to promote ductal elongation
E. TGF-Beta induces duts to elongate away from one another

Answer 2

E. TGF-Beta induces duts to elongate away from one another

Question 3

Which one of the following is most true about alpha-lactalbumin?
A. It is an important casein protein in infant nutrition
B. It is an important part of the enzyme UDP-galactose-4-epimerase
C. It is degraded within lysosomes after dissociating from galactosyltransferase
D. Its secretion into maternal milk protects Mom from mastitis
E. Its synthesis is the rate limiting step in lactose synthesis

Answer 3

E. Its synthesis is the rate limiting step in lactose synthesis