What is the primary purpose of the respiratory system?
a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide
b. Filtering to prevent allergens and microbes from reaching the lungs
c. Transport oxygenated blood to the tissues
d. Warm and humidify inspired gas
ANS: A
The respiratory system's primary function is the continuous absorption of O2 and the excretion of carbon dioxide.
You might also like to view...
According to the Greek geographer Strabo (63 B.C.E.-24 C.E.), with what did ancient Indian royalty polish and rub their skin?
A) Stones B) Marbles C) Flat sticks D) Leaves
Which of the following medications may be indicated in the prehospital management of the patient with traumatic brain injury?
A) Methylprednisolone B) Diazoxide C) Mannitol D) Furosemide
Hematopoietic progenitor cell (HPC); HPC boost
A) 38100 B) 38200 C) 38204 D) 38243
Which one of the following activities does not describe an activity to meet the 4 MET level?
A) Walk one block on level ground at 4 mph B) Play golf C) Walk up a hill D) Ski down hill