Which do not belong to the respiratory portion of the respiratory system?
A. Pulmonary alveoli
B. Alveolar ducts
C. Respiratory bronchioles
D. Terminal bronchioles
E. Alveolar sacs
Answer: D
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The period from 1 month after birth to 1 year is known as
A) childhood. B) post-fetal. C) neogen. D) infancy. E) neonatal.
All of the following are paranasal sinuses except the:
a. frontal sinus b. maxillary sinus c. sphenoid sinus d. mandibular sinus
Vasopressin
a. can completely halt urine production during periods of water deprivation to conserve water for the body b. activates the cyclic AMP second-messenger system within the tubular cells c. renders the distal and collecting tubules impermeable to water d. increases Na+ reabsorption by the distal portions of the nephron e. stimulates cells of the ascending limb of the loop of Henle to establish the medullary vertical osmotic gradient
The pulse pressure is the maximum pressure exerted in the arteries
Indicate whether the statement is true or false