Skeletal System

Parts of Long Bones

100

___ is the long shaft of the bone

Diaphysis

200

____ are the two extremities or ends of bones

Epiphysis

300

___ is located in the medullary canal and is mainly a storage area for fat cells.

Yellow marrow

400

___ is the tough membrane outside of bones

Periosteum

500

___ produces red blood cells, platelets, and some white blood cells ;found in certain bones such as vertebrae, ribs, sternum, and proximal ends of the humerus and femur

Red marrow

Skeleton Misc.

100

___ is a spherical structure that surrounds the brain

Cranium

200

___ areas where cranial bones have joined together

Sutures

300

Connective tissue bands that holds bones to bones

Ligament

400

Forms the main trunk of the body and is composed of the skull, spinal column, ribs, and sternum

Axial skeleton

500

Forms the extremities and is composed of the shoulder girdle, arm/leg bones, and pelvic girdle

Appendicular skeleton

Facial Bones

100

___ lower jawbone

Mandible

200

___ upper jawbone

Maxilla

300

___ cheek bones

Zygomatic

400

___ bones in the upper part of the nose

Nasal

500

___ bones at the inner aspect of the eyes

Lacrimal

Bones 1

100

Wrist bones

Carpals

200

Thigh bone

Femur

300

Collarbones

Clavicle

400

Kneecap

Patella

500

Tailbone

Coccyx

Bones 2

100

Breastbone

Sternum

200

Lower arm bone on the thumb side

Radius

300

Lateral and slender bone of the lower leg

Fibula

400

Shoulder bone

Scapula

500

Give the names of the neck, mid back, and lower back vertebrae

Cervical, thoracic, and lumbar