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CHF Chapter 5
Chapter 5 Vocabulary
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Undergraduate 1
09/27/2012

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Term
Head-Sparing
Definition
Biological mechanism that protects the brain when malnutrition affects body growth (Brain is last to be damaged by malnutrition)
Term
Norm
Definition
Average, standard, measurement, calculated from measurements of many individuals within a specific group
Term
Percentile
Definition
Range from 0-100 for any variable within a population
Term
REM Sleep
Definition
Rapid eye movement sleep. Dreaming, rapid brain waves
Term
Co-Sleeping
Definition
Custom which infant and parents sleep in the same bed
Term
Neuron
Definition
One of billions of nerve cells in the CNS
Term
Cortex (Neocortex)
Definition
Outer layers of the brain. Most thinking, feeling, and sensing involve this
Term
Axon
Definition
Fiber that extends from a neuron and transmits(speak) electrochemical impulses neuron to dendrites of others
Term
Dendrite
Definition
Fiber from neuron that 'listens' to electrochemical impulses from the axon
Term
Synapse
Definition
Intersection b/w axon of one and dendrites of other
Term
Transient Exuberance
Definition
Great increase in # of dendrites that occurs in an infant's brain in first 2 years
Term
Experience-Expectant Brain Functions
Definition
Brain functions that require certain basic common experiences (which an infant can expect to have) in order to develop normally- Being feed
Term
Experience-Depentent Brain Function
Definition
Brain functions that depend on particular, variable experiences and that therefore may or may not develop in a particular infant- Feed through a bottle
Term
Prefrontal Cortex
Definition
Area of cortex at the front of the brain that specializes in anticipation, planning, and impulse control
Term
Shaken Baby Syndrome
Definition
Life-threatening injury that occurs when infant is forcefully shaken back and forth (ruptures blood cells in brain and breaks neural connections
Term
Self-righting
Definition
Inborn drive to remedy a development deficit
Term
Sensation
Definition
Response to a sensory system when it detects a stimulus (eyes, ears, skin, tongue, nose)
Term
Perception
Definition
Mental processing of sensory information when the brain interprets a sensation
Term
Binocular Vision
Definition
Ability to focus the 2 eyes in a coordinated manner (to see one image)
Term
Motor Skill
Definition
Learned ability to move some part of the body,in actions ranging from a large lead to a flicker of the eyelid (Motor-movement of muscles)
Term
Reflex
Definition
Unlearned, involuntary action/movement emitted in response to a particular stimulus (Occurs without thought)
Term
Gross Motor Skills
Gross-big
Definition
Physical abilities involving large body movements, such as walking and jumping
Term
Fine Motor Skills
Fine- Small
Definition
Physical abilities involving small movements (hands and fingers- drawing, picking up a coin)
Term
Immunization
Definition
Process that stimulates the body's immune system to defend against attack by a particular contagious disease. Naturally or through injection
Term
Sudden Infant Death Syndrome
Definition
Situation in which a seemingly healthy infant, at least 2 months of age, suddenly stops breathing and dies unexpectedly while asleep
Term
Protein-Calorie Malnutrition
Definition
Condition in which a person does not consume sufficient food of any kind
(Causes- several illnesses, severe weight loss, and even death)
Term
Marasmus
Definition
Disease of severe protein-calorie malnutrition during early infancy, in which growth stops, body tissue waste away, and the infant eventually dies
Term
Kwashiorkor
Definition
Disease of chronic malnutrition during childhood, in which a protein deficiency makes the child more vulnerable to other diseases, such as measles, diarrhea, and influenza
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