Human Chorionic Gonadotropin (HCG)is an Important Biochemical Marker for Pregnancy

Human chorionic gonadotropin (hCG) is an important biochemical marker for pregnancy and is thus the basis for many tests.Which of the following should the nurse be aware of in relation to hCG?

A) hCG can be detected as early as 2.5 weeks after conception.
B) hCG level increases gradually and uniformly throughout pregnancy.
C) Much lower than normal increases in the level of hCG may indicate a postdate pregnancy.
D) A higher than normal level of hCG may indicate an ectopic pregnancy or Down syndrome.