The primary role of the ________ buffer system is to prevent pH changes caused by organic (metabolic) acids

Each small line on a 3-mL syringe represents ___ mL

A) 1/10 B) 1/3 C) 1/4 D) 1/2

What type of epithelium composes 95% of the alveolar surface?

a. Type IV (pseudostratified squamous) b. Type I (squamous pneumocyte) c. Type II (cuboidal) d. Type III (macrophages)