Traditional hormonal contraceptives such as birth control pills exert their

Traditional hormonal contraceptives such as birth control pills exert their effects by:
A)   inhibiting ovulation.
B)   impairing the normal development of the uterine endometrium.
C)   increasing the thickness and viscosity of the mucous secretions in the uterine cervix, thus impeding the passage of sperm through the cervical region.
D)   all of the above
E)   none of the above


All of the following are characteristics of type I diabetes mellitus EXCEPT:
A)   disease onset usually occurs in childhood.
B)   body weight is usually at or below normal levels.
C)   pancreatic insulin production is low or absent.
D)   tissue sensitivity to insulin is low.
E)   diet and exercise are used in conjunction with drug therapy to maintain optimal health.


Certain forms of biosynthetic insulin are absorbed more rapidly than regular human insulin because:
A)   other substances such as acetate or protamine have been added to the insulin molecule to increase absorption.
B)   zinc has been added to the insulin molecule to increase absorption.
C)   newer forms of biosynthetic insulin can be administered orally via slow-release or sustained-release preparations.
D)   the amino acid sequence of the insulin molecule has been altered to allow more rapid absorption
E)   none of the above