Skeletal Terms

25 terms by estephenson09 

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Body

The main part of a bone which other markings often extend.

Canal

A tube-like opening through a bone. Nerves and blood vessels often pass through a bone.

Condyle

A relatively large, rounded projection (bump) where the bone articulates with part of another bone.

Crest

A narrow ridge on the bone, usually found where a flat muscle, tendon, or ligament attaches to the bone.

Diaphysis

The cylindrical shaft of a long bone. May have other markings on it.

Epicondyle

A reletively small, rounded bump where muscles, tendons, and ligaments attach to the bone. Always located on the surface of a condyle.

Epiphysis

The enlarged end of a long bone. Often includes other markings such as condyles and epicondyles.

Facet

A smooth, flat area where the bone articulates with part of another bone.

Fissure

A narrow elongated opening, usually irregular in shape. Nerves and blood vessels often pass through fissures.

Foramen

A round or oval hole through a bone, not as long as a canal or meatus.

Fossa

A large, flat region or shallow depression on a bone.

Groove

A narrow depression on a bone through which some other structure runs.

Head

A rounded enlargement carried on a neck of a bone which takes part in forming a joint.

Line

A narrow ridge, smaller than a crest, but also a place where a flat ligament, tendom, or muscle attaches to a bone.

Meatus

Tube-like opening or passage in a bone.

Neck

A narrow region at one end of a long bone, leading to the head.

Process

A general term for a long projection from a bone

Protuberance

A general term for a small, irregular projection from a bone.

Ramus

A round of flattened extension from the body of a bone, usually for articulation with another bone.

Sinus

An air-filled cavity within a bone, lined by mucous membrane.

Spine

A sharp, slender projection of a bone for muscle, tendon, or ligament attachment.

Trochanter

A large, irregular shaped projection of a bone.

Tubercle

A small round projection of a bone.

Tuberosity

A large, rounded projection of a bone for muscle attachment, usually rough.

Wing

An elongates, flattened extension of a bone.

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