NURS 330 (Peds) Midterm Flashcards
(143 cards)
Autosomal Dominant Inheritance
Each child has 50% chance of getting this
Ex) Huntington’s, Bracas breast cancer gene
Autosomal Recessive Inheritance
Each child has 50% chance of carrying disease and 25% chance of showing disease
Ex) Cystic Fibrosis
X-Linked Recessive Disorders
Males are at risk - each male has 50% chance of inheriting
Ex) Color blindness, hemophilia a, duchenne muscular dystrophy
Numerical chromosome abnormality
Entire single chromosome added or missing
Structural chromosome abnormality
Part of chromosome missing or added OR abnormal rearrangement of material within chromosome (translocation)
Trisomy
When each body cell contains an extra copy of one chromosome (47)
Trisomy 21
Down syndrome - each cell has three copies of chromosome 21
Trisomy 13
Less common and more severe, often die in infancy
Monosomy
Each body cell has a missing chromosome (45)
Turner’s Syndrome
Only monosomy that is compatible with life, only in females, single X chromosome
Klinefelter Syndrome
Occurs in boys who have an extra X chromosome - delay in language development and auditory processing
Duchenne Muscular Dystrophy
X-linked recessive disorder in boys - 30-50% affected children have no family hx
Symptoms within first 3-4 years of life
Loss of endurance/strength in legs and pelvis
Bowlby’s Attachment Thoery
Motivational-behavioral system
Infants need one special relationship for internal development
Birth - social
quiet when fed and comforted, makes eye contact
Birth - self help
interested in sights and sounds, alert
Birth - Gross motor
Wiggles and kicks, thrusts arms and legs in play
Birth - fine motor
Looks at objects or faces
Birth - language
Cries, makes small throaty sounds
1 month - Social
Social smile
1 month - Gross motor
Lifts head and chest when lying on stomach
1 month - fine motor
Follows moving objects with eyes
1 month - language
cries in special way when hungry
2 months - Social
Recognizes mother
2 months - self help
reacts to sight of bottle or breast