An Investigator Who Conducts an Experiment to Determine How Temperature

question 2

Multiple Choice

An investigator who conducts an experiment to determine how temperature changes affect the rate at which the heart beats is most likely a(an)

• A) anatomist.
• B) physiologist.
• C) chemist.
• D) biochemist.

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Definitions:

Rhodopsin

A pigment found in the rods of the retina that is responsible for the first step in the perception of light.

Rods

Photoreceptor cells in the retina of the eye that are sensitive to low light and contribute to night vision.

Cones

Photoreceptor cells in the retina of the eye that function best in relatively bright light and enable color vision.

Fovea Centralis

A small pit in the retina of the eye where visual acuity is highest, responsible for sharp central vision.