Terminology Set 4 Flashcards
epidermis
outer layer of skin
dermis
second layer of skin
subcutaneous layer
the deepest layer of skin
melanin
skin pigment
keratin
skin protein
cervical
neck
thoracic
mid / upper back
lumbar
low back
axial skeleton
head, vertebral column, sternum and ribs
upper limb
arm forearm and hand
lower limb
thigh, leg and foot
appendicular skeleton
shoulder girdle, upper limb, pelvic girdle and lower limb
intervertebral disks
disks between the vertebrae
frontal bone
forehead bone
parietal bone
top of head bone
occipital bone
back of head bone
temporal bone
temple bones
zygomatic
cheeck bones
nasal bone
nose bone
maxilla
upper jawbone
mandible
lower jawbone
hyoid
bone at the base of the tongue
C1-C7
7 cervical vertebrae
atlas
special name for the first cervical vertebra
axis
special name for the second cervical vertebra
T1-T12
12 thoracic vertebrae
L1-L5
5 lumbar vertebrae
sacrum
wide one at the low back , triangularly shaped. just below the lumbar vertebrae. It has five segments fused together into one large bone. In the months before birth, these vertebrae grow together into one bone that forms the base of the spine and the center of the pelvis.
coccyx
tailbone
sternum
breastbone
costals
ribs
clavicle
collarbone
scapula
shoulder blade
humerus
bone of upper arm
radius
forearm bone on the thumb side
ulna
forearm bone that ends at the elbow
carpals
eight wrist bones
metacarpals
five hand bones
phalanges
finger and toe bones
ilium
hip bones
ischium
bones on which the body sits
pubis
pubic bone
femur
thigh bone
patella
kneecap
tibia
shin bone
fibula
lateral leg bone
tarsals
short bones of the foot
talus
foot bone that forms the ankle joint
calcaneus
heel bone
metatarsals
long bones of the foot
skeletal muscle
voluntary muscles attached to bones
smooth muscle
involuntary muscle found in the digestive, circulatory, lymphatic and respiratory systems
cardiac muscle
heart muscle
motor unit
a motor neuron and the muscle cells it connects to
muscle tone
a contraction within a resting muscle
fibrosis
muscle tissue that has been overcome by fibrous tissue
contraction
the act of muscle tissue shortening
stretch
the act of muscle tissue lengthening
atrophy
wasting away of muscle
ventricle
chamber for blood
arteries
carry blood away from the heart
veins
carry blood towards the heart
capillaries
microscopic blood vessels where nutrient / waste exchange occurs
red blood cells
cells that carry oxygen
plasma
fluid part of blood
pre-capillary sphincter
segments of smooth muscle that help direct bloodflow into capillaries. Because there is a limited amount of blood in the body, these are important in directing blood to the tissues that need it the most, and reducing the flow to inactive tissues.
hypertension
high blood pressure
pathogen
disease-causing organism
white blood cells
cells that kill pathogens and fulfill immune functions
inflammation
response to tissue damage that creates redness, swelling, heat and pain
interstitial fluid
fluid that bathes cells
lymphatic fluid
fluid flowing through lymph vessels
lymph node
filter site within the lymphatic system. protecting your body from illness-causing invaders, maintaining body fluid levels, absorbing digestive tract fats and removing cellular waste