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What are the three layers of skin?
epidermis, dermis, hypodermis
1
epidermis
2
dermis
3
hypodermis
4
sebaceous gland
5
lipocytes (fat cells)
6
sweat/sudoriferous gland
7
lamellar corpuscle
8
artery
9
vein
10
hair follicle
11
arrector pili muscle
12
hair shaft
13
pore of sweat duct
what part of the skin
protects the body from bacteria and holds in moisture to prevent dehydration
epidermis
what part of the skin
provides padding, holds in body heat, and stores energy and nutrients
hypodermis
what part of the skin
contains most of the skin’s structures
dermis
what part of the skin
makes sweat to cool body
sweat/sudoriferous gland
what part of the skin
carries oxygenated blood from heart to skin
artery
what part of the skin
carries deoxygenated blood back to heart
vein
what part of the skin
causes hair to stand up
arrector pili muscle
what part of the skin
makes oil/sebum to keep hair and skin moist
sebaceous gland
what part of the skin
is where the hair grows, and it helps the hair develop
hair follicle
what part of the skin
stores fat for energy and insulation in skin
lipocyte (fat cells)
what part of the skin
senses vibrations and deep pressure on skin
lamellar corpuscle
what part of the skin
is the visible part of the hair that protects scalp and regulates temperature
hair shaft
what’s the largest organ in the human body?
the skin
what part of the skin does a 1st degree burn affect?
epidermis
what part of the skin does a 2nd degree burn affect?
dermis
what part of the skin does a 3rd degree burn affect?
hypodermis
what part of the skin does a 4th degree burn affect?
all until muscle and bones
what’s a pressure wound?
ulcer caused by lack of circulation to skin
derma
skin
benign
not cancerous
malignant
cancerous
what do ligaments connect?
bone to bone
what do tendons connect?
bone to muscle
basal cell carcinoma
most common skin cancer
what does the ABCDE rule stand for?
asymmetry, border, color, diameter, evolving
what does the ABCDE rule do?
helps detect possible cancer
A
protects organs
B
store and release bone marrow / fat
C
blood cell production
D
store and release minerals
E
movement
F
support
1/3
epiphysis
5
spongy bone
11/4
cartilage
2
diaphysis
6
compact bone
8
medullary cavity
10
periosteum
11
tendon
6+blank arrow
compact bone + red bone marrow cavities
9
yellow bone marrow
A
short bone
B
long bones
C
flat bone
D
irregular bone
E
semasoid
kyphosis
outward hunchback, spine is curved outwards
scoliosis
sideways/lateral curve of spine
lordosis
inward swayback, spine is curved inwards
axial skeleton
protects body, skull, spine, ribs
appendicular skeleton
movement, arm, leg, shoulder, pelvis
red
cervical, 7
blue
thoracic, 12
green
lumbar, 5
yellow
coccyx/sacrum
1
skull
2
clavicle
3
humerus
5
ulna
4
radius
11
pelvis
15
tibia
6
femur
7
fibula
14
patella
9
sternum
osteoblast
bone forming cells, add minerals to bone
osteoclast
breakdown bones to make new bones
collagen
protein fiber, acts like a glue in skin, muscle tendons, and bone ligaments
A
greenstick
B
stress
C
comminuted
D
spiral
which body part uses a:
gliding joint
wrist and ankle
which body part uses a:
hinge joint
elbow, knee, jaw
which body part uses a:
condylar joint
wrist, fingers
which body part uses a:
ball and socket joint
hips and shoulders
which body part uses a:
pivot joint
head side to side, elbow
which body part uses a:
saddle joint
thumb
which of the three muscles are voluntary?
skeletal
which of the three muscles are involuntary?
cardiac, smooth
agonist
muscle doing the work
antagonist
relaxed muscle
what does RICE stand for?
rest, ice, compress, elevate
what does a physical therapist do?
help injured or ill people improve movement or reduce pain
