Breathing Functions to

question 59

Multiple Choice

Breathing functions to

• A) deliver oxygen to cells, where it takes part in the reactions of cellular respiration that liberate energy from nutrient molecules and get rid of carbon dioxide, which maintains the pH of the internal environment.
• B) inflate the lungs, which forces oxygen molecules into the bloodstream.
• C) deliver carbon dioxide to cells, where it takes part in the reactions of cellular respiration that liberate energy from nutrient molecules and get rid of oxygen, which maintains the pH of the internal environment.
• D) deliver oxygen to cells, where it takes part in the reactions of cellular respiration that liberate energy from waste molecules.

---

Definitions:

ABS Modulation Cycle Rates

The frequency at which an Anti-lock Braking System (ABS) activates and releases brake pressure to prevent wheel lockup during braking.

Pneumatic Brake Systems

Brake systems that use compressed air to create the braking force applied to stop the vehicle.

Power Line Carrier (PLC)

Term used to describe communication transactions delivered through the auxiliary (blue) power line in a seven-wire tractor-trailer electrical connection. Signals are converted to radio frequencies for the transaction and subsequently decoded by the receiver ECU. The means used to enable trailer ABS to communicate with the tractor electronics.

Multiplexing

A technique used in communications to combine multiple signals or streams of information into one, for the purpose of sharing a physical medium.