NUR 207 - Exam 3 with precise |! |! |! |! |! |! |!
detailed solutions |!
Newborn length - Correct answer ✔46-56 cm |! |! |! |! |! |!
Newborn weight - Correct answer ✔~ 3-4 days after birth will lose up to 5-
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
10% of their body weight
|! |! |! |!
~ should return to birth weight by 10 days of age
|! |! |! |! |! |! |! |! |! |!
~ Normal weight: 2722-4082 grams (6-9lbs)
|! |! |! |! |!
Head Lag - Correct answer ✔when the infant is lifted from the bed the head
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
will fall back (ends at 6 months) if not, can be developmental/motor issues
|! |! |! |! |! |! |! |! |! |! |! |!
Moro Reflex (startle reflex) - Correct answer ✔When the infant is startled the
|! |! |! |! |! |! |! |! |! |! |! |! |!
infant draws their legs up and their arms fan out and the come toward
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
midline in an embrace position (ends at 3 months)
|! |! |! |! |! |! |! |!
Rooting Reflex - Correct answer ✔causes the infants head to turn to anything
|! |! |! |! |! |! |! |! |! |! |! |! |!
that touches its cheek in the anticipation of food (ends at 3-4 months)
|! |! |! |! |! |! |! |! |! |! |! |!
Tonic Neck Reflex (fencing position) - Correct answer ✔Head is turned to
|! |! |! |! |! |! |! |! |! |! |! |!
one side, the arm and leg are extended on the same side, and the opposite
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
arm and leg are flexed "in a fencing position" (ends at 7 months)
|! |! |! |! |! |! |! |! |! |! |! |!
,Dancing Reflex (stepping reflex) - Correct answer ✔prancing movements of
|! |! |! |! |! |! |! |! |! |!
the legs when an infant is held up right on the examining table (ends at 4-5
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
months)
Palmar grasp reflex - Correct answer ✔Place an object in the hand of the
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
newborn and the newborn will tightly grasp it (ends at 3 months)
|! |! |! |! |! |! |! |! |! |! |!
Babinski reflex - Correct answer ✔stroke the side of the foot, the big toe will
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
dorsiflex and then the toes will flare out (ends before walking)
|! |! |! |! |! |! |! |! |! |!
Head Molding - Correct answer ✔conforming of the baby's head with the size
|! |! |! |! |! |! |! |! |! |! |! |!
and shape of the birth canal
|! |! |! |! |! |!
Caput Succedaneum - Correct answer ✔swelling of the soft tissues (self-
|! |! |! |! |! |! |! |! |! |!
resolves in a few days) |! |! |! |!
Cephalohematoma - Correct answer ✔collection of blood beneath the |! |! |! |! |! |! |! |! |!
periosteum of the cranial bone (does not cross suture lines) |! |! |! |! |! |! |! |! |!
Head circumference - Correct answer ✔~ Normal head circumference 32-
|! |! |! |! |! |! |! |! |!
36cm |!
~ should be equal to no more than 2cm bigger than chest circumference until
|! |! |! |! |! |! |! |! |! |! |! |! |!
age 2
|! |!
~ measured from the top of the eyebrow
|! |! |! |! |! |! |!
, Anterior fontanelle - Correct answer ✔large, diamond shape (closes by 12-18
|! |! |! |! |! |! |! |! |! |! |!
months)
Posterior fontanelle - Correct answer ✔small, triangular depression,
|! |! |! |! |! |! |! |!
sometimes barely palpable (closes by 2 months) |! |! |! |! |! |!
Bulging fontanelle - Correct answer ✔increased ICP, infection, or
|! |! |! |! |! |! |! |! |!
hemorrhaging
Sunken fontanelle - Correct answer ✔dehydration
|! |! |! |! |!
Vision - Correct answer ✔~ prefers items of high contrast, human faces, and
|! |! |! |! |! |! |! |! |! |! |! |! |!
follows moving objects |! |!
~ should be able to focus on objects 8-12 inches away
|! |! |! |! |! |! |! |! |! |!
~ can appear cross eyed (muscles haven't fully developed)
|! |! |! |! |! |! |! |!
~ Start a bluish-gray color, will settle into a color around 6 mo to 1 yo
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
~ tears do not form until 1-3 mo of age - immature lacrimal ducts
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
~ small conjunctival hemorrhage - will resolve on its own
|! |! |! |! |! |! |! |! |!
~ mild conjunctival from erythromycin drops to eyes - will clear on its own
|! |! |! |! |! |! |! |! |! |! |! |! |!
Ears - Correct answer ✔~ eyes should be even with the upper tip of the pinna
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
of the infant's ear. (if low set can indicate: chromosomal abnormality,
|! |! |! |! |! |! |! |! |! |! |! |!
intellectual impairment, or kidney abnormality) |! |! |! |!
~ cartilage should be firm and well formed
|! |! |! |! |! |! |!
~ Inspect ears for ear tags or pits
|! |! |! |! |! |! |!
detailed solutions |!
Newborn length - Correct answer ✔46-56 cm |! |! |! |! |! |!
Newborn weight - Correct answer ✔~ 3-4 days after birth will lose up to 5-
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
10% of their body weight
|! |! |! |!
~ should return to birth weight by 10 days of age
|! |! |! |! |! |! |! |! |! |!
~ Normal weight: 2722-4082 grams (6-9lbs)
|! |! |! |! |!
Head Lag - Correct answer ✔when the infant is lifted from the bed the head
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
will fall back (ends at 6 months) if not, can be developmental/motor issues
|! |! |! |! |! |! |! |! |! |! |! |!
Moro Reflex (startle reflex) - Correct answer ✔When the infant is startled the
|! |! |! |! |! |! |! |! |! |! |! |! |!
infant draws their legs up and their arms fan out and the come toward
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
midline in an embrace position (ends at 3 months)
|! |! |! |! |! |! |! |!
Rooting Reflex - Correct answer ✔causes the infants head to turn to anything
|! |! |! |! |! |! |! |! |! |! |! |! |!
that touches its cheek in the anticipation of food (ends at 3-4 months)
|! |! |! |! |! |! |! |! |! |! |! |!
Tonic Neck Reflex (fencing position) - Correct answer ✔Head is turned to
|! |! |! |! |! |! |! |! |! |! |! |!
one side, the arm and leg are extended on the same side, and the opposite
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
arm and leg are flexed "in a fencing position" (ends at 7 months)
|! |! |! |! |! |! |! |! |! |! |! |!
,Dancing Reflex (stepping reflex) - Correct answer ✔prancing movements of
|! |! |! |! |! |! |! |! |! |!
the legs when an infant is held up right on the examining table (ends at 4-5
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
months)
Palmar grasp reflex - Correct answer ✔Place an object in the hand of the
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
newborn and the newborn will tightly grasp it (ends at 3 months)
|! |! |! |! |! |! |! |! |! |! |!
Babinski reflex - Correct answer ✔stroke the side of the foot, the big toe will
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
dorsiflex and then the toes will flare out (ends before walking)
|! |! |! |! |! |! |! |! |! |!
Head Molding - Correct answer ✔conforming of the baby's head with the size
|! |! |! |! |! |! |! |! |! |! |! |!
and shape of the birth canal
|! |! |! |! |! |!
Caput Succedaneum - Correct answer ✔swelling of the soft tissues (self-
|! |! |! |! |! |! |! |! |! |!
resolves in a few days) |! |! |! |!
Cephalohematoma - Correct answer ✔collection of blood beneath the |! |! |! |! |! |! |! |! |!
periosteum of the cranial bone (does not cross suture lines) |! |! |! |! |! |! |! |! |!
Head circumference - Correct answer ✔~ Normal head circumference 32-
|! |! |! |! |! |! |! |! |!
36cm |!
~ should be equal to no more than 2cm bigger than chest circumference until
|! |! |! |! |! |! |! |! |! |! |! |! |!
age 2
|! |!
~ measured from the top of the eyebrow
|! |! |! |! |! |! |!
, Anterior fontanelle - Correct answer ✔large, diamond shape (closes by 12-18
|! |! |! |! |! |! |! |! |! |! |!
months)
Posterior fontanelle - Correct answer ✔small, triangular depression,
|! |! |! |! |! |! |! |!
sometimes barely palpable (closes by 2 months) |! |! |! |! |! |!
Bulging fontanelle - Correct answer ✔increased ICP, infection, or
|! |! |! |! |! |! |! |! |!
hemorrhaging
Sunken fontanelle - Correct answer ✔dehydration
|! |! |! |! |!
Vision - Correct answer ✔~ prefers items of high contrast, human faces, and
|! |! |! |! |! |! |! |! |! |! |! |! |!
follows moving objects |! |!
~ should be able to focus on objects 8-12 inches away
|! |! |! |! |! |! |! |! |! |!
~ can appear cross eyed (muscles haven't fully developed)
|! |! |! |! |! |! |! |!
~ Start a bluish-gray color, will settle into a color around 6 mo to 1 yo
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
~ tears do not form until 1-3 mo of age - immature lacrimal ducts
|! |! |! |! |! |! |! |! |! |! |! |! |! |!
~ small conjunctival hemorrhage - will resolve on its own
|! |! |! |! |! |! |! |! |!
~ mild conjunctival from erythromycin drops to eyes - will clear on its own
|! |! |! |! |! |! |! |! |! |! |! |! |!
Ears - Correct answer ✔~ eyes should be even with the upper tip of the pinna
|! |! |! |! |! |! |! |! |! |! |! |! |! |! |!
of the infant's ear. (if low set can indicate: chromosomal abnormality,
|! |! |! |! |! |! |! |! |! |! |! |!
intellectual impairment, or kidney abnormality) |! |! |! |!
~ cartilage should be firm and well formed
|! |! |! |! |! |! |!
~ Inspect ears for ear tags or pits
|! |! |! |! |! |! |!
