Which of the following is(are) part of the central nervous system?
A) motor system
B) brain and spinal cord
C) brain only
D) spinal cord only
B
Biology & Microbiology
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The horizontal stems of seagrasses are called:
a. rhizoids. b. rhizomes. c. stipes. d. blades. e. holdfasts.
Biology & Microbiology
In 2006, the U.S. generated __________ tons of
trash. a. 22 billion b. 251 million c. 29 million d. 200 million e. none of these
Biology & Microbiology
A newborn girl’s ovaries contain about how many primary oocytes?
a. 300 b. 1000 c. 20,000 d. 200,000 e. 2,000,000
Biology & Microbiology
Which peripheral receptor is sensitive to tension within musculotendinous junctions?
a. Ruffini endings b. Golgi tendon organs c. Primary muscle spindles d. Secondary muscle spindles
Biology & Microbiology