Exhibit 1A-2 Straight Line

question 120

Multiple Choice

Exhibit 1A-2 Straight line
​
-In Exhibit 1A-2, as X increases along the horizontal axis, corresponding to points C-D on the line, the Y values increase. The relationship between the X and Y variables is:

• A) direct.
• B) inverse.
• C) independent.
• D) variable.

---

Definitions:

Nasal Septum

The cartilage and bone wall that divides the nasal cavity into two nostrils, which can sometimes be deviated, causing breathing difficulty.

Paranasal Sinuses

Air-filled spaces located within the bones around the nasal cavity, contributing to the resonance of voice and humidifying the air we inhale.

Cilia

Microscopic, hair-like structures that protrude from the surface of cells, involved in movement and sensing environmental stimuli.

Pharynx

The muscular tube at the back of the nose and mouth that connects them to the esophagus.