The aroma of cookies baking in the kitchen reaches you in the living room. The distribution of this odor throughout the house is an example of ________.
A. dialysis
B. diffusion
C. filtration
D. osmosis
E. active transport
Answer: B
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Which is an accurate description of the cortical association areas?
A. They are all found in the parietal lobe of the cerebral cortex. B. They integrate multiple types of sensory information and are responsible for complex processing of sensory information. C. They are found deep in the cerebrum, surrounding the thalamus. D. They are the cortical locations where primary sensory information first arrives from specific ascending pathways. E. Their main input is sensory information arriving along neurons that project directly from the thalamus.
A buffer
A) removes or replaces hydrogen ions in a solution. B) is a compound with an extra electron in its outer shell. C) has an unstable nucleus, making it highly reactive. D) donates hydrogen ions to a solution. E) consists of long carbon-carbon chains.
Blood pressure increases with all of the following except increased
A) cardiac output. B) peripheral resistance. C) blood volume. D) parasympathetic innervation. E) force of cardiac contraction.
Impulse conduction is faster in neurons that are ________
A) myelinated B) unmyelinated C) sensory D) motor E) cerebral