Answer the following questions true (T) or false (F)
1. The pharynx is known as the voice box due to the presence of vocal ligaments that vibrate to produce sound.
2. The last tracheal ring of cartilage, known as the carina, has sensory receptors that can trigger a cough reflex.
3. Rings of cartilage increase in number while smooth muscle presence decreases as the bronchi branch and become smaller in the conducting zone.
1. FALSE
2. TRUE
3. FALSE
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This figure shows an anterior view of a human in the anatomic position. Which number indicates the inguinal region?
A. 1?B. 2?C. 3?D. 4?E. 5
As the total cross-sectional area of the vascular tree ____, the velocity of blood flow ____
a. increases; decreases b. increases; increases c. decreases; decreases d. increases; remains constant e. decreases; remains constant
The autonomic nervous system includes peripheral nerves and ganglia.?
Indicate whether the statement is true or false
Cells in the cleft between the afferent and efferent arterioles and among capillaries of the glomerulus are known as mesangial cells.
Answer the following statement true (T) or false (F)