NR302 TEST ANSWER KEY 2025/ 2026
epidermis
outer layer, thin layer that
forms a protective barrier
dermis
inner, supportive layer that
consists mainly of
connective tissue (collagen.
This layer contains never,
sensory receptors, blood
vessels, and lymphatics, as
well as hair follicles,
sebaceous glands, and sweat
glands
subcutaneous layer
adipose tissue that stores fat
for energy, provide
insulation and aids in
protection with its
cushioning effect
secrete sebum (oil) to sebaceous glands
lubricate the skin and hair
sweat glands, the sweat is eccrine glands
dilute saline solution
apocrine glands
sweat glands located mainly
in the axillae, anogenital
area, nipples, and navel.
become active during
puberty, and produce a thick,
milky secretion and open
into the hair follicle.
musty body odor
mixture of apocrine sweat
and material flora from the
skin surface
,NR302 TEST ANSWER KEY 2025/ 2026
functions of the skin
Protection,
Thermoregulation, Prevents
penetration, absorption and
excretion, production of
Vitamin D
white linear margins that normally are visible through the
leukonychia striata nail and on the pink nail bed
mongolian spot
A bluish-black pigmented
area on the newborn's
buttocks or back. Seen in
newborns with dark skin and
typically fade over time. Can
easily be confused for
bruising.
cafe au lait spot
large round or oval patch of
light brown usually present
at birth
erythema toxicum
a common rash that appears
in the first 3-4 days of life
and consist of tiny, punctate
red macules and papules on
the cheeks, trunk, chest,
back, and buttocks
Cutis marmorata
transient mottling in the
trunk and extremities in
response to cooler room
temperatures
physiologic jaundice
yellowing of skin, sclera, and
mucous membranes due to
increased numbers of red
blood cells hemolyzed
following birth
, NR302 TEST ANSWER KEY 2025/ 2026
milia
tiny white papules on the
cheeks and forehead and
across the nose and chin
caused by sebum that
occludes the opening of the
follicles
senile lentigines
liver spots, small, flat brown
macule that are not
malignant and require no
treatment
seborrheic keratosis
Dark, greasy, and "stuck on"
raised lesion and thickened
area of pigmentation that
looks crusted, scaly, and
warty. Develop mostly on
the trunk but also on the face
and hands and on unexposed
as well as on sun-exposed
areas. They do not become
cancerous.
actinic keratosis
red-tan scaly plaques that
increase over the years to
become raised and
roughened, premalignant
acrochordons
"skin tags"; overgrowths of
normal skin that form a stalk
and are polyp-like
raised yellow papules with a Sebaceous hyperplasia
central depression
petechiae
tiny punctate hemorrhages,
<2mm, round, and discrete,
dark red, purple, or brown
epidermis
outer layer, thin layer that
forms a protective barrier
dermis
inner, supportive layer that
consists mainly of
connective tissue (collagen.
This layer contains never,
sensory receptors, blood
vessels, and lymphatics, as
well as hair follicles,
sebaceous glands, and sweat
glands
subcutaneous layer
adipose tissue that stores fat
for energy, provide
insulation and aids in
protection with its
cushioning effect
secrete sebum (oil) to sebaceous glands
lubricate the skin and hair
sweat glands, the sweat is eccrine glands
dilute saline solution
apocrine glands
sweat glands located mainly
in the axillae, anogenital
area, nipples, and navel.
become active during
puberty, and produce a thick,
milky secretion and open
into the hair follicle.
musty body odor
mixture of apocrine sweat
and material flora from the
skin surface
,NR302 TEST ANSWER KEY 2025/ 2026
functions of the skin
Protection,
Thermoregulation, Prevents
penetration, absorption and
excretion, production of
Vitamin D
white linear margins that normally are visible through the
leukonychia striata nail and on the pink nail bed
mongolian spot
A bluish-black pigmented
area on the newborn's
buttocks or back. Seen in
newborns with dark skin and
typically fade over time. Can
easily be confused for
bruising.
cafe au lait spot
large round or oval patch of
light brown usually present
at birth
erythema toxicum
a common rash that appears
in the first 3-4 days of life
and consist of tiny, punctate
red macules and papules on
the cheeks, trunk, chest,
back, and buttocks
Cutis marmorata
transient mottling in the
trunk and extremities in
response to cooler room
temperatures
physiologic jaundice
yellowing of skin, sclera, and
mucous membranes due to
increased numbers of red
blood cells hemolyzed
following birth
, NR302 TEST ANSWER KEY 2025/ 2026
milia
tiny white papules on the
cheeks and forehead and
across the nose and chin
caused by sebum that
occludes the opening of the
follicles
senile lentigines
liver spots, small, flat brown
macule that are not
malignant and require no
treatment
seborrheic keratosis
Dark, greasy, and "stuck on"
raised lesion and thickened
area of pigmentation that
looks crusted, scaly, and
warty. Develop mostly on
the trunk but also on the face
and hands and on unexposed
as well as on sun-exposed
areas. They do not become
cancerous.
actinic keratosis
red-tan scaly plaques that
increase over the years to
become raised and
roughened, premalignant
acrochordons
"skin tags"; overgrowths of
normal skin that form a stalk
and are polyp-like
raised yellow papules with a Sebaceous hyperplasia
central depression
petechiae
tiny punctate hemorrhages,
<2mm, round, and discrete,
dark red, purple, or brown
