In which order do the following fine motor skills usually develop?
a. prereaching, smooth reaching, adjusting hands to grasp objects without visual feedback, drawing with objects such as crayons and markers
b. adjusting hands to grasp objects without visual feedback, prereaching, smooth reaching, drawing with objects such as crayons and markers
c. prereaching, smooth reaching, drawing with objects such as crayons and markers, adjusting hands to grasp objects without visual feedback,
d. smooth reaching, prereaching, drawing with objects such as crayons and markers, adjusting hands to grasp objects without visual feedback
A
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David always refers to himself as "you.". This
a. could represent an unusual speech pattern called pronoun reversal. b. is an indication of insecure attachment in relationships. c. is typical when language is first acquired. d. is a common feature in childhood schizophrenia.
Action potentials and excitatory postsynaptic potentials (EPSPs) are similar in that both a. are always all-or-none
b. last about the same amount of time. c. involve voltage-dependent ion channels. d. involve the movement of sodium into cells.
What characteristic of EPSPs and IPSPs makes temporal summation possible? a. They last a longer time than action potentials
b. They are larger than action potentials. c. They produce more movement of sodium than action potentials. d. They do not have absolute refractory periods.
The vagina does not contain glands but lubricates through small openings on the vaginal walls during engorgement and by mucus produced from glands on the ____
a. cervix c. rectum b. uterus d. bladder