CHAPTER 8 OBJECTIVES: JOINTS OF THE SKELETAL SYSTEM
OBJECTIVES:
1.
Define the term articulation.
2.
Distinguish between the structural and functional classification of joints, and
relate the terms that are essentially synonymous.
Structural Classification
Functional Classification
3.
Compare and contrast the terms synarthroses, amphiarthroses and diarthroses and
identify the examples of each in the diagrams below.
Functional Classification
Definition
Example
Synarthroses
Amphiarthroses
Diarthroses
1
4.
Name the three types of fibrous joints, give an example of each, and identify each
in the diagrams below.
Type of Fibrous Joint
Example
2
5.
Identify the two differences between the epiphyseal plate and an intervertebral
disc, and identify each in the diagrams below.
Example of Cartilaginous Difference
1
(hint: Difference
2
(hint:
Joint
Structural classification)
Functional classification
Epiphyseal Plate
Intervertebral Disc
6.
Label all structures associated with the typical synovial joint below, and provide
the function of each of the labeled structures.
3
Structure Associated
Synovial Joint
with Function
7.
Name the components and functions of synovial fluid.
Synovial Fluid Component
Function(s) of Synovial Fluid
N/A
8.
Define the terms fatty pads, articular discs, and bursae, name a key location for
each, and identify each in the diagram below.
Synovial Joint Feature
Definition/description
Key location
Fatty pads
Articular Discs
Bursae
9.
List
discuss
and
three
4
factors that influence the stability of a synovial joint.
10.
Distinguish between the origin and insertion of a muscle, and identify each in the
diagram below.
Origin
Insertion
11.
Name the three general types of movements allowed by joints.
12.
List the angular movements allowed by synovial joints, provide a description of
each, and review each movement in the diagrams below.
Angular Movement
Description
5
13.
Identify the special movements allowed by the proximal radioulnar joint (i.e.
between radius and ulna), by the sole, by the shoulders, by the jaw, and review
each special movement in the diagrams above and below.
Special Movements of
Movement 1
Movement 2
Radius/Ulna
Sole
Shoulders
Jaw
14.
Name
the six types
6
of synovial joints and provide an example of each.
Type of Synovial Joint
Movements Allowed
15.
Example
Explain how an intervertebral disc can be all of the following: an amphiarthrosis,
cartilaginous joint, symphyses, gliding joint, and plane joint.
Intervertebral Disc as
How ?
amphiarthosis
Cartilaginous Joint
Symphyses
Gliding Joint
Plane Joint
16.
Name all of the joint classifications that the sutures in the skull, elbows, and hip
joints may satisfy.
Sutures of Skull
Elbow
Hip
Classifications that
each may satisfy
7
17.
Construct a table comparing the structural and functional classifications of joints,
and draw arrows to show the relationships between the two.
Structural Classification
Functional Classification
18.
Discuss some important joint disorders.
8