Intro to Skeleton

Support

Bearing the weight of the body

Protection

Encasing essentials organs

Movement

Joints provide movements in bones

Storage

Storage of minerals to be released in the blood stream

Manufacturing

Protection of white or red blood cells from red bone marrow

Bones are a solid ___ of living ___ and ___ surrounded by ___ deposits

Matrix, cells, fitness

Bones are classified by their ___

shape

Diaphysis

Shaft, long part of bone

Epiphysis

Ends of the bone

Between the layers is a thin layer of internal ___ called the ___ ___ (growth plate)

Cartilage, epiphyseal plate

The ends of the epiphyses are covered with an external layer of cartilage called ___ ___ which provide smooth ___ of joints and cushion from ___

Particular cartilage, movement, shock

In the diaphysis of the long bone, a hollow ___ cavity

Medullary

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bone marrow fills the cavity in young people

Red

Age causes the red marrow to be replaced with fatty ___ bone marrow

Yellow

It is within the bone marrow that new ___ ___ are produced (called ___)

Blood cells, hematopoiesis

The skeptical system prices many ___ for the body

Functions

Bones are classified by ___ and have specific structure with bone ___ in the center of the ___ and articular ___ surrounding the ___

Functions, shape, marrow, diaphysis, cartilage, epiphysis