In this assignment and some others in this course, there are number-letter strings that look like (AD6Xsn) in some or all questions. They are there as an anti-cheating measure and to help file and differentiate between different versions of different questions. You do not need to do anything with them and can ignore them.

The maximum volume of air that can be voluntarily moved in and out of the respiratory system; includes tidal volume, inspiratory reserve volume, & expiratory reserve volume:

The main buffer system in cellular fluid:

The glomerular capsule:

Consists of branched airways from the trachea to the alveoli and ends with alveolar sacs:

Fibrosis in the lungs makes them stiffer resulting in a decrease in lung compliance.

This buffer system acts to bind excess acidic or alkaline compounds w/in cells & plasma:

This lung is divided into 2 lobes:

Renal cortex:

Calyces: