Skeletal System Flashcards
4 functions of bone
Support, protection, leverage, and storage
Two types of bone
Cancellous (spongy) & Compact (hard)
Calcellous bone is ____ but _____
Light but strong
Compact bone is very _____
Strong, heavy, and dense
Periosteum lines the ____ surface of bones
Outer
Endosteum lines the ______ of bones
Interior
3 types of bone cells
Osteoblasts, osteocytes, and osteoclasts
Blood is delivered to bones 2 ways
Volkmanns canals & nutrient foramina
4 bone shapes
Long, short, flat, and irregular
Long bone examples
Femur, most bones of the limbs
Short bones function as a
Shock absorber
Flat bones provide
Protection
Irregular bone examples
Vertebrae
Red bone marrow is found in ____ animals.
Young
Yellow bone marrow is primarily _____ tissue.
Adipose
A condyle is found at the end of the ___ & ___
Humerus and femur
A condyle is a ___ and ___ articular surface
Large and round
A head is found at the proximal ends of the ____, _____, _____.
Humerus, femur, and rib
A facet provides a _____ motion
Rocking
A foramen is a ____ in the bone
Hole
A fossa is a _____
Depressed area in the bone
The axial skeleton is composed of
The skull, hypoid bone, spinal column, ribs, and sternum
Name the 5 vertebrae
- Cervical
- Thoracic
- Lumbar
- Saccral
- Coccygeal
The appendicular skeleton is composed of
The thoracic limb and pelvic limb
