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arch 373 lect 1 term

terminology from lecture 1 arc h373

QuestionAnswer
sagittal plane vertical division of the body into right and left portions (mid sagittal
parasagittal sagittal section that is divided into two left and right parts
coronal (frontal) plane (aka frontal plane); separates body from front and back. (Ventral or anterior = front half and dorsal or posterior = back half)
transverse (horizontal) plane horizontal division of the body into upper and lower portions
superior direction towards the head
inferior direction towards the feet
anterior toward the front plane of the body (biped) near the head end (quadruped)
posterior or toward the spine in primates at or near the hind end in quadrupeds
medial toward the midline of the body
lateral away from the midline
proximal closer to the origin of the body part or the point of attachment of a limb to the body trunk
distal situated farthest from point of attachment or origin
external outward features
internal located inward
endocranial inner surface of the cranial vault
ectocranial outer surface of the cranial vault
palmar palm side of the hand
plantar Sole of foot
dorsal top of the foot or back of the hand
flexion Bending or Decreasing the angle between bones
extension increasing the angle between bones
abduction moving of a body part away from the saggital plane
adduction moving of a body part towards the saggital plane
circumduction a circular movement of a limb/ combination of flexion extension abduction adduction
rotation one part turns on an axis
opposition parts are brought together
pronation rotation of the hands and forearms so that the palms face downward (anterior to posterior)
supination rotation of the hands and forearms so that the palms face upward
dorsiflexion foot flexion away from the ground
plantarflexion extension of the foot so that the toes point downward
eversion turning the sole outward or face away from midline
inversion turning sole inward or face towards midline
process bony prominence
eminence bony projection
spine longer thinner sharper process
tuberosity large rugose (roughened) eminence
tubercle small rugose eminence
trochanter on femur two large rugose processes
malleolus rounded protuberance (ankle joint)
articulation bones contact and form a joint
condyle rounded articular process
epicondyle non-articular projection beside condyle
head large rounded end (for articulation)
shaft (diaphysis) long straight section between the two ends of a bone
epiphysis ends of long bones (expanded)
neck section between the head and the shaft of a bone
torus bony thickening
ridge linear bony elevation (roughened)
crest prominent usually sharp and thin ridge
line raised linear surface
hamulus hook shaped projection
facet small articular surface
fossa depressed area broad and shallow
fovea pitlike depressed area
groove long pit or furrow
sulcus long wide groove
fontanelle space between cranial bones
suture cranial bones joint
foramen opening through a bone
canal tunnel like extened foramen
meatus short canal
sinus cavity within a cranial bone
alveolus tooth socket
Created by: jananderson