Use the Following Answer Code to Compare the Magnitude of the Items

question 51

Short Answer

Use the following answer code to compare the magnitude of the items in question.
a.A is greater than b.b.B is greater than a.c.A and B are equal or nearly equal.
-a.Spontaneous rate of depolarization in the SA node
B.Spontaneous rate of depolarization in the ventricles

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Definitions:

Brightness

The perception of how luminous an object appears, determined by the amount of light it emits or reflects.

Fovea

A small depression in the retina of the eye where visual acuity is highest.

Rods

Photoreceptor cells in the retina of the eye that are responsible for vision at low light levels but do not mediate color vision.

Cones

Photoreceptor cells in the retina of the eye responsible for color vision and functioning best in relatively bright light.