Transcript Articulations AKA Joints

Articulations
AKA
Joints
Articulations
Where
two bones
meet. (Joint)
Review
Ligaments:
Connect
bone to bone
Tendons
Connect
bone
muscle to
Types of Joints
Fibrous:
 Joint with NO
movement.
(sutures in
cranium)

Types of Joints
Cartilaginous:
Slightly
moveable
joints.
(vertebrate)
Types of Joints
 3.
Synovial:
Freely moveable
(synovial joint)
includes a
capsule (bursa)
that releases
synovial fluid for
lubrication.
Arthroscopic Surgery
TYPES
1.
Hinge: Knee and elbow
2. Ball and Socket: ‘most
moveable’ shoulder, hip.
3. Pivot: head, radius, ulna
4. Gliding: Carpals
Actions:
 Look
in your text books
starting on page 157 and write
a brief explanation of the
following actions:
 Flexion, Extension, Rotation,
Abduction, Adduction.
Hormones:
PTH
Sex
Hormones
Calcitonin
Human Growth Hormone
PTH
 Released
by:
 Parathyroid
 Response:
 Bones
release
calcium into the
blood stream.
Calcitonin
 Released
by:
 Thyroid
 Response:
 Inhibits
osteoclast
activity
HGH

Released by:
 Pituitary Gland

Response:
 Increases Calcium
retention in bones
and mineralization
Sex Hormones
Estrogen and Testosterone:
 Secreted by:


Testes, Ovaries
Response:
 Increase bone density and maturation.
