Chapter 6 skeletal definitions Flashcards
Define the words of chapter 6
Thyroid
the wing-shaped plate of cartilage that sits anterior to the larynx and forms the Adam’s apple.
ligaments
tissue that connects bone to bone
tendons
tissue that connects bone to muscle
musculoskeletal
the system of bones and skeletal muscles that connect to protect the body and permit movement
Cranium
Top, Back, and Sides of head
maxillae
the two fused bones that form the upper jaw
orbits
the bony structures around the eyes; the eye sockets.
zygomatic (ZI-go-MAT-ik) arches
the bones that form the structure of the cheeks.
vertebrae
the 33 bones of the spinal column.
thorax
The chest (protects vital organs and major blood vessels) 10 ribs, 2 floating ribs
sternum
breastbone
manubrium
superior portion of the sternum
xiphoid process
inferior portion of the sternum
pelvis
the basin-shaped bony structure that supports the spine and is the point of proximal attachment for the lower extremities.
ilium
the superior and widest portion of the pelvis.
ischium
the lower, posterior portions of the pelvis.
pubis
the medial anterior portion of the pelvis.
acetabulum
the pelvic socket into which the ball at the proximal end of the femur fits to form the hip joint.
tibia
the medial and larger bone of the lower leg.
fibula
the lateral and smaller bone of the lower leg.
malleolus
protrusion on the side of the ankle. The lateral malleolus, at the lower end of the fibula, is seen on the outer ankle; the medial malleolus, at the lower end of the tibia, is seen on the inner ankle.
calcaneus
the heel bone.
clavicle
the collarbone.
scapula
the shoulder blade.
acromion (ah-KRO-me-on) process
the highest portion of the shoulder.
acromioclavicular (ah-KRO-me-o-klav-IK-yuh-ler) joint
the joint where the acromion and the clavicle meet.
radius
the lateral bone of the forearm.
ulna
the medial bone of the forearm.
