A Graph Measures Y on the Vertical Axis and X

question 355

Multiple Choice

A graph measures y on the vertical axis and x on the horizontal. The curve on the graph is a horizontal line. From this fact we know that

• A) the value of x never changes.
• B) the value of y does not depend on the value of x.
• C) the ratio of x to y is constant.
• D) the slope of the line is not defined because y never changes.

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Definitions:

Olfactory Epithelium

The lining of the roof of the nasal cavity, containing a sheet of receptor cells for smell.

Papillae

Rounded bumps above the tongue’s surface that contain the taste buds, the receptors for taste.

Pinnae

The visible part of the ear that protrudes from each side of the head, playing a role in collecting sound vibrations and directing them into the ear canal.

Inner Ear

A complex structure deep within the ear responsible for hearing and balance, containing the cochlea and vestibular system.