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Showing posts with the label sesamoid bone

Introduction to bone, its cells types and different types in human body with examples.

     BONES AND IT'S TYPES ACCORDING TO DIFFERENT SHAPES: INTRODUCTION: Bones are  rigid body tissue consisting of cells embedded in an abundant hard intercellular material .  It is composed of a number of constituents described bellow TYPES OF BONES ACCORDING TO DIFFERENT SHAPES: There are five types of bones when classified according to their shapes, namely Short bones:  They are cube shaped (almost equal sides) short bones provide stability and some movement. Example: carpals (  scaphoid, lunate, triquetral, hamate, pisiform, capitate, trapezoid, and trapezium ) Tarsals ( calcaneus, talus, navicular, cuboid, lateral cuneiform, intermediate cuneiform, and medial cuneiform) Long bones: These are longer than they are wider, contain a wide shaft (diaphesis) and two extremities (epiphesis).  Long bones function to support the weight of the body and facilitate movement Example: Long bones form the extremities, both upper and lower limbs. upper limb (h...