Skeletal Flashcards

1
Q

Osteology

A

Study of the function, structure, disease, and treatment of the skeletal system.

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2
Q

Functions of the skeletal system

A
Structure/support
Protection 
Assists with movement 
Mineral storage
Production of blood cells
Storage of energy
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3
Q

Bone tissue stores excess?

A

Calcium phosphorus

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4
Q

Marrow that is important storage for energy reserve

A

Yellow bone marrow

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5
Q

Components of the skeletal system

A

Cartilage
Ligaments
Joints
Bones

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6
Q

Cartilage

A

Flexible, strong connective tissue made up of collagen elastin and ground substance

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7
Q

Ligaments

A

Fibrous connective tissue that connects bone to bone

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8
Q

Joint

A

Made up of cartilage and ligaments, the connection place between bones where movement occurs

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9
Q

Bone

A

Hard and rigid form of connective tissue that makes up most the skeleton

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10
Q

The formation of bone tissue

A

Ossification

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11
Q

Bone cells

A

Osteoprogenitor
Osteoblast
Osteocyte
Osteoclast

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12
Q

Osteoprogenitor

A

An immature bone cell that will develop into an osteoblast.

Immature unspecialized cell.

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13
Q

Osteoblast

A

Bone cells that build\makeup new bone tissue

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14
Q

Osteocyte

A

Mature bone cell

That is responsible for regulating the amount of calcium that is found within the bone tissue.

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15
Q

Osteoclast

A

The bone cells that break down and clean up mature or damaged bone tissue.

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16
Q

Types of bone tissue

A

Compact

Spongy

17
Q

Compact bone

A

Also known as cortical bone

Hard dense, found on the outer portions of the bone.

Made up of primarily calcium and phosphorous.

18
Q

Spongy bone

A

Also known as bone marrow

2 types
Red marrow
Yellow bone marrow

19
Q

Red bone marrow

A

Located at the ends of long bones in adults

Produces
Leukocytes- white blood cells
Erythrocytes- red blood cells
Thrombocytes- platlets

20
Q

Yellow bone marrow

A

Located in small bones and in the center of long bones in adults

Made up of lipids, location in the bone where energy can be stored.

21
Q

Red bs yellow

A

As we age the red marrow starts to disappear and the yellow marrow
Starts to take over

22
Q

Shape and categories of bone

A
Long 
Short 
Flat
Irregular
Sesamoid
Sutural
23
Q

Long bone

A

A bone that is longer than it is wide

Ex humerus, femur

24
Q

Short bone

A

A bone that is cube shaped. The length is similar to its width depth diameter
Ex: carpals, tarsals

25
Q

Flat bones

A

Flat and thin, large surface. Allows for multiple locations for muscles to attach.
Ex: scapula, pelvis

26
Q

Irregular bones

A

Individually unique shape that is created in order to perform a specific function

Ex: vertebrae
Sacrum
Mandible

27
Q

Sesamoid bone

A

Bones that are found within the tendon

Ex: patella
Pisiform

28
Q

Sutural bones

A

These bones have been fused together by sutural joints which allow little to no movement

Ex: skull

29
Q

Structure of a long bone

A
Diaphysis
Epiphysis
Articulate cartilage 
Medullary cavity
Endosteum
Periosteum
30
Q

Diaphysis

A

Shaft of the long bone

31
Q

Epiphysis

A

Ends of the long bone

32
Q

Articular cartilage

A

Layer of cartilage found at the ends of the bone. Covers the epiphysis, reduces friction between bones.

33
Q

Medullary cavity

A

Location where spongy bone is found within a long bone

34
Q

Endosteum

A

Fascial membrane that separates that separates the medullary cavity and the compact bone

35
Q

Periosteum

A

The fascial membrane that covers the outside of compact bone. Covering