Chp 5 Flashcards
(31 cards)
What is a reflex
Innate response to external environment
Are reflexes learned?
No
What is sensation
Info transmitted through sensory receptors
Perception
The interpretation of what is sensed
Habituation
Decreased responsiveness to a stimulus after repeated presentations
Dishabituation
Recovery of a habituated response after a change In stimulation
Skills are assembled for acting on the ________ based on _______
Environment
Perception
Genetically built in reactions to stimuli
Automatic
Reflexes
Are reflexes completely out of infants control
No
T or F: many reflexes disappear within the first few months and voluntary controls take over while others persist
True
Grasping
Palms touched
Grasps tightly
Moro reflex
Sudden noise
Startles, back arches, flings arms and legs
Rooting reflex
Cheek stroked
Turns head, opens mouth, starts sucking
Sucking reflex
Object touching mouth
Sucks automatically
Gross motor skills
Large muscle movements
Fine motor skills
Finely-tuned movement
Which motor movements is more complex
Gross motor reflex
Do boys or girls have better gross motor skill development
Boys
Perceptual-motor _______ is necessary for grasping
Coupling
Palmer grasp
Grab with palms
Pincer grasp
Thumb and finger
Do girls or boys have better fine motor development
Girls
What does the sticky mittens experiment promote
More grasping and manipulation of objects earlier in development
Orientating responses
Looking toward a stimulus
