The pontine respiratory neurons
A. are located in the medulla oblongata in the brain.
B. are active only during inspiration.
C. are active only during expiration.
D. play a role in switching between inspiration and expiration.
E. is essential for respiratory rhythm.
D
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Answer the following statement true (T) or false (F)
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A. Astrocytes B. Meninges C. Endothelial cells D. A basement membrane E. Tight junctions
Which number indicates the hair papilla?
A. 1 B. 2 C. 3 D. 4 E. 5
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