Which of the following is an example of the effects of the proximodistal principle on fine motor development?
A) At first, infants reach with their arms, then they grasp with their fingers.
B) First, infants can hold their heads upright, and then they can roll over.
C) Infants can put their foot in their own mouth.
D) Infants exhibit a number of reflexes, including Moro, stepping, and parachute reflexes.
A) At first, infants reach with their arms, then they grasp with their fingers. At first, they reach with their arms, next come the fine motor skills of grasping with the hands and fingers.
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Systematic desensitization involves
a. suppression of phobic thoughts. b. insight into unconscious motivations. c. exposure to the feared item while maintaining relaxation. d. dampening of physiological reactions with medication.
The _______________ is a structure in the brain stem responsible for certain automatic functions, such as breathing and heart rate
a. reticular activating system b. pons c. medulla d. cerebellum