What does not typically happen to the cardiovascular system as we age?
a. The heart begins to pump more blood per minute
b. The arteries stiffen
c. Fat deposits form in the heart and arteries
d. The amount of muscle tissue in the heart decreases
a
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Our subjective experience of the external world and our mind is called:
A) self-perception. B) objective reality. C) consciousness. D) unconscious processing.
Margaret gives her son a quarter every time he makes his bed; she is using ________
a. continuous reinforcement b. negative punishment c. intermittent reinforcement d. scheduled reinforcement
The term "gray matter" refers to ________
a. interneurons b. myelinated axons c. unmyelinated axons d. glial cells
When aged mice were genetically engineered with an amyloid precursor protein (APP) mutation that increased plaques,
a. LTP and spatial learning were impaired b. LTP and spatial learning were improved c. Activity in the parietal lobe was improved d. Activity in the parietal lobe was impaired