The ________ are lymphoid tissues located in and around the pharynx
A) ducts
B) tonsils
C) lymphatic vessels
D) lymph nodes
B
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After ovulation, the ovary secretes
A) luteinizing hormone. B) estrogen. C) progesterone. D) both estrogen and progesterone. E) luteinizing hormone, estrogen, and progesterone.
Infectious agents such as a modified live ________________________________________ vaccine poses a significant risk in a case of accidental injection
Fill in the blank(s) with correct word
From which amino acid are dopamine, norepinephrine, and epinephrine all derived?
A. Serine B. Histidine C. Tryptophan D. Tyrosine
The postganglionic fibers that connect an sympathetic ganglion and carry fibers that innervate glands and smooth muscle of the body wall or limbs are the
A) white rami communicans. B) gray rami communicans. C) posterior ramus. D) anterior ramus. E) dermatomes.