Alpha-fetoprotein concentration is important because it may indicate ____ when it is high or ____ when it is low.
A. IUGR; Neural Tube Defects
B. Multiple Births; Neural Tube Defects
C. Neural Tube Defects, IUGR
D. Trisomy 18; Multiple Births
E. Trisomy 21; Neural Tube Defects
Answer: C. Neural Tube Defects, IUGR
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The limited type of leprosy in which cell-mediated immunity suppresses proliferation of the bacilli is called
A. lepromatous. B. limited. C. immune. D. tuberculoid.
A tumor comprised of cells that invade and disrupt surrounding tissues is called a(n) ____ tumor
a. benign b. malignant c. oncogenic d. unsuppressed e. familial
The membrane that contacts the endometrium
of the uterus is the
a. amnion. b. allantois. c. chorion. d. yolk sac. e. umbilical cord
Which characteristic is NOT found in nonliving entities?
a. energetic interactions b. DNA c. atoms d. heat energy e. complexity