Ch.15 Bone Vocabulary Flashcards
acetabulum
rounded depression or socket in the pelvis that joins the femur forming the hip bone
acromion
outward extension of shoulder blade forming the point of the shoulder. Overlies the shoulder and articulates with the clavicle.
articular cartilage
thin layer of cartilage covering the bone in the joint space
bone depression
opening or hollow region serving as connection for bones or passageways for blood vessels and nerves. Examples: fissure, foramen, fossa, sinus
calcium
mineral constituent of bone
cancellous bone
spongy porous bone tissue in inner part of bone
cartilage
flexible, rubbery connective tissue, found in immature skeleton, epiphyseal growth plate and on joint surfaces
collagen
dense connective tissue found in bone and other tissue
compact bone
hard dense bone tissue found around outer portion of bone
cranial bones
skull bones: ethmoid, frontal, occipital, parietal, sphenoid, temporal
diaphysis
shaft of long bone
disk
flat, round, plate-like structure. intervertebral disk is fibrocartilaginous substance between 2 vertebra
epiphyseal plate
cartilaginous area at the ends of long bones where lengthwise growth takes place in the immature skeleton
epiphysis
each end of a long bone;
the area beyond the epiphyseal plate
facial bones
larcimal mandibular maxillary nasal vomer zygomatic
fontanelle
soft spot (incomplete bone formation) between skull bones of an infant
foramen magnum
opening of the occipital bone through which the spinal cord passes
haversian canal
minute spaces filled with blood vessels, found in compact bone
ligament
fibrous tissue connecting bones to other bones
malleolus
round process on both side of the ankle joint.
lateral malleolus is part of the fibula
medial malleolus is part of the tibia
manubrium
upper portion of the sternum, articulates with the medial aspect of the clavicle
mastoid process
round projection on the temporal bone behind the ear
medullary cavity
central hollowed out area in the shaft of a long bone
metaphysis
flared portion of a long bone, between the diaphysis and the epiphyseal plate
meta means between in this phrase
olecranon
large process on the proximal end of the ulna
the point of the flexed elbow
orthopedist
medical doctor who specializes in bone, joint, and muscle conditions
osseous tissue
bone tissue
ossification
process of bone formation
osteoblast
bone cell that helps form bony tissue
osteoclast
bone cell that absorbs and removes unwanted bony tissue
periosteum
membrane surrounding bones, rich in blood vessels and nerve tissue
phosphorus
mineral substance found in bones in combination with calcium
physiatrist
medical doctor specializing in rehabilitation
pubic symphysis
area of confluence of the two pubic bones in the pelvis, joined together by a fibrocartilaginous disk
red bone marrow
found in cancellous bone, site of hematopoiesis
ribs
true ribs - first 7 pairs
false ribs - pairs 8-10
floating ribs - pairs 11-12
sella turcica
depression in the sphenoid bone where the pituitary gland is located
sinus
hollow air cavity within bone
styloid process
pole-like process extending downward from the temporal bone on each side of the skull
suture
immovable joint between bones, such as the skull
temporomandibular joint
connection on either side of the head between the temporal bone of the skull and the mandibular bone of the jar
tendon
fibrous connective tissue connecting muscles and bone
trabeculae
supporting bundles of bony fibers in the cancellous (spongy) bone
vertebra
individual segment of the spine composed of the vertebral body, vertebral arch, spinous process, transverse process, and lamina, enclosing the neural canal
xiphoid process
lower, narrow portion of the sternum
yellow bone marrow
fatty tissue found in the medullary cavity of most adult long bones
