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Pre-Test
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1
An awareness of the sensations that are experienced is most accurately referred to as
A)learning.
B)perception.
C)memory.
D)reflex.
E)transduction.
2
Which of the following are also known as pain receptors?
A)Mechanoreceptors
B)Thermoreceptors
C)Chemoreceptors
D)Nociceptors
E)Photoreceptors
3
Which of the following statements about temperature or pain detection is incorrect?
A)Pain receptors are nerve endings in the skin and internal organs.
B)There are thermoreceptors in the brain that detect changes in the body's core temperature.
C)Pain receptors can only respond to external stimuli, while temperature receptors can respond to external or internal stimuli.
D)The endings of cold receptors are located nearer the surface of the skin than are hot receptors.
E)All of the statements about temperature or pain detection are correct.
4
True or False: An animal like a rattlesnake that can detect infrared radiation under low light conditions will discontinue to utilize this type of electromagnetic sensing as its primary sensory mechanism when light is available.
A)True
B)False
5
The organ of balance in vertebrates is known as the
A)otoliths.
B)statoliths.
C)vestibular system.
D)statocyst.
E)semicircular canal.
6
The highest density of photoreceptors for color in the human eye is located in the
A)optic disc.
B)pupil.
C)lens.
D)fovea.
E)retina.
7
Visual pigments in cones can respond to which of the following colors of light?
A)Red
B)Blue
C)Green
D)Blue and green
E)Red, blue, and green





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