Bones 1

Long Bones

Bones in the limbs that act as a support, and help in locomotion and eating.

Sesamoid Bones

Flat and Round bones that reduce friction and change the direction of tendons or angle of the muscle pull.

How are bones classified?

Function and Shape

Flat Bones

Type of bone that protects vital organs and is a site of muscle attachment.

Short Bones

Type of bone that reduces friction and changes the direction of tendons in the joint.

Four Components of bone

Water, Protein, Minerals, Fat

Platelets

Aid in Blood clotting

Leukocytes

Blood Cells that fight infection

erthrocytes

Blood cells that transport oxygen

Pneumatic Bones

Bones that contain air spaces that are in contact with the atmosphere.

Irregular Bones

Bones that support the central nervous system and are points of some muscle attachments

Functions of the skeleton

Shape and Form, Movement, Protect organs, Minerals

endoskeleton

internal skeleton or supporting framework in an animal

Calcium

most abundant mineral in bones