Pacinian corpuscles are located:
A. superficially in the dermis and thus have receptive fields with sharp borders
B. deep in the dermis and thus have receptive fields with sharp borders
C. superficially in the dermis and thus have receptive fields with poorly defined borders
D. deep in the dermis and thus have receptive fields with poorly defined borders
ANS: D
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Fill in the blank(s) with the appropriate word(s).
An 18-year-old boy is brought to the ER after suffering a gunshot wound to his back. Radiographic imaging reveals extensive damage to the neural arches of the L1 and L2 vertebrae, with bone and bullet fragments lodged in the vertebral canal at these levels. Comprehensive neurologic examination indicates destruction of the sacral segments of the spinal cord. Which of the following functional outcomes is most likely present?
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The embryonic period occurs during the
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Thyroid hormones
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