One of the reasons that rods are more sensitive to dim light than cones is that
a. they form graded potentials instead of the action potentials formed by cones
b. they are found in the eye in greater numbers than cones.
c. it takes less light to break apart rhodopsin than the photopigments found in cones.
d. rhodopsin shows a peak response to all wavelengths in the visual spectrum.
c
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Sasha is 12 years old. Her mom frequently finds Sasha crying in her room. She tells her
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Two-month-old Penny makes vowel-like noises. This is an example of
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Lack of prolactin elevation after a seizure suggests that the patient has had which of the following types of seizure?
A. Pituitary. B. Supplementary motor. C. Grand mal. D. Complex partial. E. non-epileptic
The _________________ is an area of the brain active when shifting attention in anticipation of a reward
a. prefrontal cortex c. visual cortex b. superior colliculus d. lateral inferior parietal cortex