Which of the following elevates the ribs?
A. Transversus thoracis
B. Serratus posterior inferior
C. Internal intercostals
D. External intercostals
Answer: D
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The abortion pill works by blocking progesterone and two days later, ____ is/are given to contract the uterus.
Fill in the blank(s) with the appropriate word(s)
Which of the following characterizes a "bow-legged" condition?
A. femoral varus and tibial valgus B. femoral valgus and tibial varus C. both A and B D. none of the above
Examples of receptors that are always active are
A) mechanoreceptors. B) chemoreceptors. C) tonic receptors. D) tactile receptors. E) phasic receptors.
During embryologic development, the neural crest cells separate from the neural crests and give rise to part of the
A) brain. B) eyes. C) ears. D) peripheral nervous system. E) somatic motor nervous system