The dorsal body cavity houses the ________
A) urinary and reproductive organs
B) heart and lungs
C) digestive and reproductive organs
D) tongue
E) spinal cord and brain
E
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Flat bones
A. protect underlying soft tissue and may be slightly curved. B. have elaborate shapes, and sometimes resemble sesame seeds. C. include the bones of the wrist that glide across each other. D. are, by definition, not at all curved. E. have a diaphysis and an epiphysis.
Focusing on an object moving closer to the eye requires suspensory ligaments becoming more taut
Indicate whether the statement is true or false
Which of the following describes the cells of unitary smooth muscle?
A) They exhibit spontaneous action potentials. B) They are used for vision and hair raising. C) They depend upon recruitment using the autonomic nervous system. D) They consist of muscle fibers that are structurally independent of each other.
The number of bones in the lower extremities is
A. 20. B. 30. C. 40. D. 50. E. 60.