When Chris needed to see the fine print, he knew to look at the document straight on using his foveal vision; the fovea gives us our highest visual acuity because ___
a. the fovea is a "rod-only" zone
b. the fovea has cones which share fewer ganglion cells
c. the fovea does not have bipolar cells
d. the fovea has rods which share many ganglion cells
B
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Dr. Basch helps to assess children for ADHD. Many parents who come to him want more than just rating scales with subjective judgments used as part of the diagnostic process. Dr. Basch uses a method of behavioral observation known as the , which helps him assess if a child can sustain attention and limit impulsivity on difficult tasks
a. Continuous Performance Test II b. Functional MRI c. Conners ADHD Scale d. NIMH Diagnostic Interview for Children
Sarin gas is a type of organophosphate. It was released in a Tokyo subway in 1995 by a religious sect, killing 12 people. Organophosphates are dangerous because they a. prevent the reuptake of acetylcholine (ACh), reducing the amount available for subsequent signaling. b. stimulate an larger than normal release of acetylcholine (ACh), leading to convulsions and death
c. interfere with acetylcholinesterase (AChE), allowing acetylcholine (ACh) to overstimulate muscle fibers. d. occupy receptor sites for acetylcholine (ACh), preventing further signaling and paralyzing muscles.
The current Western practice of __________ delays gross-motor milestones of rolling, sitting, and crawling
A) exposing infants to “tummy time” B) using rear-facing carseats C) putting babies in exersaucers D) having babies sleep on their backs
A specific deficit in reading ability that is caused by brain damage after a person has
already learned to read is called __________ dyslexia. a. developmental b. delayed c. maturational d. acquired e. phonological