The adrenal cortex
A. is derived from neural crest cells.
B. is considered part of the sympathetic division of the autonomic nervous system.
C. secretes epinephrine.
D. is derived from mesoderm.
Answer: D
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During amniocentesis
A. a needle removes cells from the fetus. B. a piece of the placenta is snipped off and examined for abnormal cells. C. blood is removed from a woman's arm and fetal cells isolated and their chromosomes karyotyped. D. fetal fibroblasts in amniotic fluid are cultured and a karyotype constructed.
Where are germinal centers located?
A. Thymus B. Spleen C. Lymphatics D. Lymph nodes E. Tonsils
The medical term for remote, farther from the point of reference, is:
A) proximal B) distal C) medial D) caudal E) lateral
what are the actions of the flexor carpi radialis? check all that apply.
a) extension of the wrist b) anterior flexion of the wrist c) ulnar flexion of the wrist d) radial flexion of the wrist