By age 4 to 5,
A) preschoolers show declines in sustained attention.
B) the number of synapses in the prefrontal cortex is nearly double the adult value.
C) energy metabolism in the cerebral cortex is at an all-time low.
D) synaptic pruning decreases sharply, reaching an adultlike level.
Answer: B
You might also like to view...
It is important to understand the process of how learned helplessness is created in laboratory animals because learned helplessness in animals resembles the human disorder of a. panic disorder. b. depression
c. mania. d. schizophrenia.
The medical model of mental illness suggests that:
a. all mental illnesses have biological origins b. all mental illnesses can be treated and cured using drug therapies c. abnormal behavior is symptomatic of an underlying disease that can be cured with the appropriate therapy d. the symptoms of psychological disorders will be the same across different cultures
The refractory period is the ____
a. ?time it takes to fire an action potential b. ?period of time that neurotransmitters are active within the synapse c. ?time during which a neuron is restoring its resting potential after an action potential has been fired d. ?the total period of time it takes for a neuron to receive information from one neuron and transmit it to another one
Your initial, subjective evaluation of a situation is called:
a. metacognition c. primary appraisal b. personal evaluation d. hardiness