The first respiratory structures without cartilage as a supporting tissue are the ________.
A. primary bronchi
B. secondary bronchi
C. bronchioles
D. alveolar ducts
Answer: C
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Which of the following is not possible?
A) Gas flow equals pressure gradient over resistance. B) Pressure gradient equals gas flow over resistance. C) Resistance equals pressure gradient over gas flow. D) The amount of gas flowing in and out of the alveoli is directly proportional to the difference in pressure or pressure gradient between the external atmosphere and the alveoli.
The nurse is explaining Kegel exercises to strengthen the pelvic floor muscles. What factors may contribute to a weakening of the pelvic floor muscles?
What will be an ideal response
Paradoxical sleep exhibits all of the following except
a. brain waves similar to an awake person b. frequent shifting of the body c. dreaming d. irregular heart rate e. rapid eye movements
Genes that appear on the X chromosome are said to be
A) X-linked. B) autosomal recessive. C) heterozygous. D) homologous. E) lethal.