The point where the trachea divides into right and left primary bronchi is a ridge called
a) Carina
b) Secondary bronchioles
c) Parietal pleura
d) Visceral pleura
e) Diaphragm
a
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In the diagram, where do T cells mature?
a) A b) B c) C d) D e) None of these choices
The most delicate of the meninges consists of elastic and collagen fibers and is known as the
A. pia mater. B. dura mater. C. falx cerebri. D. arachnoid mater.
Briefly describe the difference between tonic and phasic receptors, and illustrate this difference by sketching graphs showing any type of stimulus (as a rectangular wave), the receptor potentials generated by each type of receptor, and the resulting action potentials in the neurons that respond to each type of receptor. You do not need to put numbers on your axes; rather you are to demonstrate
you understand the relative differences in the responses. What will be an ideal response?
Cilia and flagella extend from certain cells, enabling them to move
Indicate whether the statement is true or false