According to recent research in healthy aging, what causes the decrease in brain volume?
Shorter axons
Fewer synapses
Shrinkage of neurons
Extreme neuron loss
Shorter axons
Fewer synapses
Shrinkage of neurons
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An emotional state marked by worry, apprehension, and tension is known as
a. frustration. b. fear. c. stress. d. anxiety.
If you were experiencing tinnitus, you would
a. hear ringing in your ears. b. be unable to attend to two auditory images at the same time. c. be deaf in one ear. d. be unable to hear high-frequency sounds.
The typical course of alcohol-related problems
A) is very varied and often includes multiple periods of abstinence. B) is a continuous and gradual decline. C) is a gradual decline followed by increasing physical problems. D) is a rapid decline followed by abstinence.
The best estimate of a child’s physical maturity is ________
A) chronological age B) skeletal age C) birth weight D) arm span