Early physical, personality, and social development Flashcards
general risk factors affecting prenatal development?
- nutrition
- stress
- mother’s age
how does nutrition affect prenatal development?
- inadequate maternal nutrition may result in premature birth and low birth weight
- lack of folic acid may increase risk of spina bifida
how does stress affect prenatal development?
-studies show extreme maternal stress is associated with low birth weight and premature births
how does mother’s age affect prenatal development?
- older mothers are more likely to have difficulty getting pregnancy, miscarriages and stillbirths
- nearly 50% of pregnancies among women in their 40’s and 50’s result in miscarriages
what is a teratogen?
an agent that causes abnormal prenatal development
thalidomide?
sleeping tablet and powerful teratogen that led to thousands of babies with deformed limbs and digits in the late 1950’s
what is babinski reflex?
- a baby’s toes fan out when foot is stroked from head to toe
- perhaps a remnant of evolution
blink reflex?
- baby’s eyes close in response to bright light or loud noise
- protects the eyes
moro reflex?
- a baby throws its arms out and then inward (as if embracing) in response to loud noise of when its head falls
- may help a baby cling to its mother
palmar?
- a baby grasps an object places in the palm of its hand?
- precursor to voluntary walking
rooting?
- when a baby’s cheek is stroked, it turns its head toward the stroking and opens its mouth
- helps a baby find the nipple
stepping?
- a baby who is held upright by an adult and is then moved forward begins to step rhythmically?
- precursor to voluntary walking
sucking?
- a baby sucks when an object is placed in its mouth?
- permits feeding
withdrawal?
- a baby withdraws its foot when the sole is pricked with a pin?
- protects a baby from unpleasant stimulation
Apgar index?
- Appearance (skin tone)
- Pulse (heart rate)
- Grimace (reflexes)
- Activity (muscle tone)
- Respiration (breathing effort)
what is the apgar index scored from?
0 to 2
what are the different ratings for apgar?
- good physical condition (7+)
- needs special attention (4-6)
- life-threatening (total of 3 or less)
4 systems in neonatal behavioural assessment scale (NBAS)?
- autonomic: body regulation (e.g. breathing)
- motor: activity level and control of body
- state: maintaining states (e.g. alertness)
- social: interacting with people
the newborn’s states?
- alert inactivity
- walking activity
- crying
- sleeping