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Classification of bones
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Long bones: Long,
hollow, cylindrical. Weight bearing, have shaft and extremities, e.g. Femur,
Humerus.
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Short bones: Short,
partially smooth surfaced, mainly found in joints, help in mobility, mainly
spongy substances and thin layer of cortical bone. E.g. Carpal bones.
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Flat bones: Flat,
irregular bony plates, enclose cavities, have two plates of compact bone and
in-between spongy bone, e.g. scapula, skull etc.
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Irregular bones:
Small, rough, irregular surface mainly in midline of skeleton, have
projections for muscular attachments. E.g. Vertebrae.
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Pneumatic bones:
Long bones of birds having air cavties, e.g. Humerus.
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Sesamoid bones:
Seasame (seed in Greek), small, develop within tendon and help to reduce
friction. E.g. Patella.
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Visceral bones:
Found in visceral organs. E.g. Os penis in dog, or cordis in ox, os opticus in
fowl, os pheranum in camel.
Back to Introduction
Different branches of
Veterinary Anatomy, Planes of
body, Descriptive
Anatomical Terms,
Osteology terms,
Classification of bones, Composition
of bones, Structure
of bones, Development
of bones,
Skeleton
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Dr Rajesh Banga
Send mail to
RBanga@sgu.edu
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Copyright © 2007 Dr. Rajesh Kumar Banga
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