During the inhalation phase of breathing:
A: the diaphragm and intercostal muscles contract and ascend.
B: the muscles in between the ribs relax, which lifts the ribs up and out.
C: pressure within the thorax decreases and air is drawn into the lungs.
D: air passively enters the lungs as pressure within the thorax increases.
Answer: C: pressure within the thorax decreases and air is drawn into the lungs.
Health Professions
You might also like to view...
In what position should the patient complaining of severe abdominal pain be placed if there are no signs or symptoms of shock?
A) Left lateral recumbent B) Semi-Fowler with knees bent C) Supine with feet elevated D) One of comfort
Health Professions
______ are tubes that extend from the brain to the abdomen to drain excess cerebrospinal fluid.
Fill in the blank(s) with the appropriate word(s).
Health Professions