BIOB33H3 Lecture : ANATOmical direction.docx
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We perceive a change in hue from blue to red when the
wavelength of the light increases | ||
wavelength of the light decreases | ||
amplitude of the light increases | ||
amplitude of the light decreases |
We perceive a decrease in intensity when
wavelength of the light increases | ||
wavelength of the light decreases | ||
amplitude of the light increases | ||
amplitude of the light decreases |
We perceive an increase in intensity when
wavelength of the light increases | ||
wavelength of the light decreases | ||
amplitude of the light increases | ||
amplitude of the light decreases |
A ratio of light reaching a surface to light leaving asurface.
Illuminance | ||
Illumination | ||
Luminance | ||
Luminous flux | ||
Luminous intensity | ||
Reflectance |
A measure of the visible light emitted in all directions
Illuminance | ||
Illumination | ||
Luminance | ||
Luminous flux | ||
Luminous intensity | ||
Reflectance |
Unit of measure is the lumen.
Illuminance | ||
Illumination | ||
Luminance | ||
Luminous flux | ||
Luminous intensity | ||
Reflectance |
Unit of measure is the Lux.
Illuminance | ||
Illumination | ||
Luminance | ||
Luminous flux | ||
Luminous intensity | ||
Reflectance |
The rods ... (check all that apply)
are best for viewing detail | ||
are located in around the periphery of the retina | ||
require more light than the cones | ||
are used for detecting motion in the periphery | ||
exist in three types: short, medium and long |
The cones ... (check all that apply)
are best for viewing detail | ||
are located only in the periphery of the retina | ||
require more light than the rods | ||
are used for detecting motion in the periphery | ||
exist in three types: short, medium and long |
The fovea is
where the optic nerve attaches to the eye | ||
an area of densely packed rods | ||
an area of densely packed cones | ||
the back of the eye where the rods and cones are located |
The optic disk is
where the optic nerve attaches to the eye | ||
an area of densely packed rods | ||
an area of densely packed cones | ||
the back of the eye where the rods and cones are located |
Visual acuity is
the ability to adjust to light levels. | ||
the ability to detect changes in contrast. | ||
the ability to detect detail. | ||
the ability to focus light on the retina. |
Accommodation is
the ability to adjust to light levels. | ||
the ability to detect changes in contrast. | ||
the ability to detect detail. | ||
the ability to focus light on the retina. |
The retina is
where the optic nerve attaches to the eye | ||
an area of densely packed rods | ||
an area of densely packed cones | ||
the back of the eye where the rods and cones are located |
A eye that focuses light in front of the retina is
myopic | ||
hyperopic | ||
presbyopic | ||
astigmatic |