Test 2 Ch 5-14 Flashcards
A fiber that extends from a neuron and transmits electrochemical impulses from that neuron to the dendrites of other neurons.
Axon
A brain chemical that carries information from the axon of a sending neuron to the dendrites of a receiving neuron.
Neurotransmitter
The response of a sensory system (eyes, ears, skin, tongue, nose) when it detects a stimulus.
Sensation
The mental processing of sensory information when the brain interprets a sensation.
Perception
The learned abilities to move some part of the body, in actions ranging from a large leap to a flicker of the eyelid.
Motor skill (The word motor refers to movement of the muscles.)
Physical abilities involving large body movements, such as walking and jumping.
Gross motor skill (The word gross here means “big.”)
Physical abilities involving small body movements, specially of the hands and fingers such as drawing and picking up a coin.
Fine motor skill (The word fine here means “small.”)
The tendency for children to be severely underweight for their age as a result of malnutrition.
Wasting
The failure of children to grow to a normal height for their age due to severe and chronic malnutrition.
Stunting
A condition in which a person does not consume sufficient food of any kind. This deprivation can result in several illnesses severe weight loss and even death.
Protein-calorie malnutrition
Piaget’s term for the way infants think–by using their senses and motor skills–during the first period of cognitive development.
Sensorimotor intelligence
An infants distress when a familiar caregiver leaves; most obvious between 9 and 14 months.
Separation anxiety
According to Ainsworth, “an affectional tie” that an infant forms with a caregiver–a tie that binds them together in space and endures over time.
attachment
A relationship in which an infant obtains both comfort and confidence from the presence of his or her caregiver.
Secure attachment
A pattern of attachment in which an infant avoids connection with the caregiver as when the infant seems no to care about the caregiver’s presence, departure, or return.
Insecure-avoidant attachment
A pattern of attachment in which an infants anxiety and uncertainty are evident, as when the infant becomes very upset at separation from the caregiver and both rests and seeks contact on reunion.
insecure-resistant/ambivalent attachment
A type of attachment that is marked by an infants inconsistent reactions to the caregivers departure and return.
Disorganized attachment
Caregiving practices that involve being physically close to the baby, with frequent holding and touching.
Proximal parenting
Caregiving practices that involve remaining distant from the baby providing toys, food and face-to-face communication with minimal holding and touching.
Distal parenting
The care of children by people other than their biological parents.
Allocare
A long thick band of nerve fibers that connects the left and right hemispheres of the brain and allows communication between them.
Corpus callosum
The tendency to persevere in, or stick to, one thought or action for a long time.
Perseveration
A tiny brain structure that registers emotions, particularly fear and anxiety.
Amygdala