The Appendicular Skeleton

Flashcards covering key terms and concepts from the lecture on the appendicular skeleton.

Appendicular Skeleton

Part of the skeleton that includes the limbs and girdles, responsible for locomotion.

Axial Skeleton

Part of the skeleton composed of the skull, vertebral column, and ribcage; protects the brain and vital organs.

Pectoral Girdle

Consists of the clavicle and scapula; only has one attachment to the axial skeleton.

Pelvic Girdle

A single bone structure that provides a strong attachment to the axial skeleton, with a narrower range of motion than the pectoral girdle.

Carpals

The eight small bones that make up the wrist.

Phalanges

The bones of the fingers and toes; each digit has three phalanges except for the thumbs and big toes, which have two.

Hemopoietic Tissue

Tissue involved in the production of blood cells, found in spongy bone.

Olecranon Fossa

A depression in the humerus that accommodates the olecranon process of the ulna.

Tarsals

The seven bones that form the ankle and proximal foot.

Metatarsals

The five bones in the midfoot.

Femur

The thigh bone; the longest bone in the human body.

Subpubic Angle

The angle formed below the pubic symphysis; wider in females than in males.

Articulation

The point at which two bones meet.

Weight Bearing Bones

Bones that support the weight of the body; primarily the tibia in the lower leg.

Arches of the Foot

Curved structures that help distribute body weight and provide stability and support during walking.