Which of the following statements is true regarding respirations? Select all that apply
a. Apnea is the lack of spontaneous respirations for 10 or more seconds.
b. A respiratory rate greater than 20 breaths per minute is termed tachypnea.
c. In the resting adult, the normal respiratory rate is 12 to 20 breaths per minute.
d. In stressful situations, the body releases catecholamines that elevate the respiratory rate to supply sufficient oxygen.
e. In central sleep apnea, the respiratory drive is altered, leading to periods of respiratory cessation.
f. In drug overdoses (barbiturates, alcohol, and opiates), bradypnea is a signof the drug's depressant effect on the respiratory center.
A, B, C, D, E, F
Each statement listed is true regarding respirations. The normal respirations for an adult range between 12 to 20 breathes per minute. A respiratory rate greater than 20 breaths per minute is termed tachypnea. In stressful situations, the body releases catecholamines that elevate the respiratory rate to supply sufficient oxygen. Apnea is the lack of spontaneous respirations for 10 or more seconds. In central sleep apnea, the respiratory drive is altered, leading to periods of respiratory cessation. In drug overdoses (barbiturates, alcohol, and opiates), bradypnea is a sign of the drug's depressant effect on the respiratory center.
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