Heater Systems That Do Not Use a Heater Control Valve

question 81

Essay

Heater systems that do not use a heater control valve use a ____________________ door to regulate the heat inside the passenger compartment.

---

Definitions:

Endocrine System

A collection of glands and organs that produce hormones to regulate body processes like growth, metabolism, and reproduction.

Respiratory System

The network of organs and tissues involved in the process of breathing, facilitating the exchange of oxygen and carbon dioxide between the organism and its environment.

Thoracic Cavity

An anatomical chamber of the human body that is bounded by the rib cage and diaphragm, housing the lungs and heart.