1. Skeletal / Muscular System
Subtitle

2. Skeletal / Muscular System
Vocabulary
Abduction – motion away from the midline Joint – Point of juncture of two or more bones
Adduction – motion toward the midline Ligament – tissue which connects bone to bone
Flexion – decrease in the angle between 2 bones Bursa – Sac or cavity filled with synovial fluid
Extension – movement that straightens bones at joint Tendon – Tissue connects muscle to bone
Trophy – muscle development of nutrition
Synovial fluid – present in synovial joints (elbow, knee shoulder, hip) of the body,
it lubricates and nourishes the joint

3. Skeletal Functions Supports and gives shape to the body
Protects internal organs
Makes movement possible
Produces Blood Cells (in the marrow)

4. Fractures Dislocations Bone Disorders and Disease
Bone injuries and Disease

5. Bone Injuries and Disease Fractures
Simple fracture
Compound fracture
Bone is broken, skin and soft tissue torn, increased chance of infection.
Bone is broken, without external wound, also known as a closed fracture.

6. Bone Injuries and Disease Fractures
Greenstick fracture
Incomplete break in which the bone is partially broken and partially bent.
Spiral fracture
Bone twist resulting in one or more breaks

7. Bone Injuries and Disease Fractures
Comminuted fracture
Bone fragments or splinters into more than two pieces.
Impacted fracture

8. Bone Injuries and Disease Dislocations
Displacement of bone from its normal position in a joint, ligaments may be torn and stretched.

9. Bone Injuries and Disease Disorders and disease
Arthritis
Bursitis
Inflammation of the bursa
(a sac or cavity filled with synovial fluid).
Inflammation of bones and joints.

10. Bone Injuries and Disease Disorders and disease
Kyphosis
Osteomyelitis
Inflammation or infection (inside the bone)
Increase in the curvature of the spine resulting in hunchbacked appearance.

11. Bone Injuries and Disease Disorders and disease
Scoliosis
Sprain
Injury to ligaments resulting from wrenching (sudden twist) of joint.
Side to side curvature of the spine
“S” like in shape

12. Muscles
Skeletal or involuntary
Smooth or Involuntary
Cardiac

13. Muscles Skeletal or Voluntary.
Muscles that
move by a
persons will

14. Muscles Smooth or Involuntary.
Muscles
contract and
move
independently
of a persons
will Video>

15. The cardiac muscle forms the heart wall and produces heartbeats .
Muscles Cardiac .
The cardiac
muscle forms
the heart wall
and
produces
heartbeats

16. Three types of muscles
Video

17. Muscle Disorders Muscular dystrophy
Progressive wasting and weakness of muscles

18. Muscle Disorders
Paralysis

19. Muscle Disorders
Muscle atrophy

20. Muscle Disorders
Hypertrophy

21. Muscle Disorders
Spasm