AHS I - Winston-Salem/Forsyth County Schools
AHS I Joints Worksheet [pic]
Short answer
1. Define joint.
_____________________________________________________________________
2. Name the 3 main types of joints and their degree of movement.
3. What are most of the joints in our bodies?
____________________________________________________________________
4. What are the 3 main parts of a movable joint?
5. Name the 4 types of diarthroses joints.
6. Which type of diarthroses joint allows the greatest freedom of movement?
Fill in the blank
7. When two movable joints meet at a joint, their ______________ do not touch one another.
8. The two _________________ surfaces are covered with a smooth, slippery cap of cartilage known as articular cartilage.
9. Articular cartilage helps to ______________ shocks and prevents friction between parts.
10. Enclosing two articular surfaces of the bone is a tough, fibrous connective tissue capsule called an _________________ capsule.
11. The ______________ membrane lines the articular capsule.
12. The synovial membrane secretes ___________________ fluid.
13. Synovial fluid is a _________________ substance.
14. The synovial fluid is secreted by the synovial membrane into the synovial __________________.
15. The synovial cavity is an area between the two articular ___________________.
16. Any gap in connective tissues between muscles, tendons, ligaments, and bones contain __________________ sacs.
17. Bursa sacs are small sacs that are interposed between parts that ____________ on one another.
18. Like articular capsules or synovial cavities, bursa sacs also contain ____________________ fluid.
19. Synovial fluid serves as a lubricant to prevent friction between two parts that move on each other such as in the case of ___________________ and bones.
Types of Motion Matching
20. ____ Flexion
21. ____ Extension
22. ____ Abduction
23. ____ Adduction
24. ____ Circumduction
25. ____ Rotation
26. ____ Pronation
27. ____ Supination
a. Movement of an extremity away from
the midline
b. Palm is forward or upward
c. Act of bringing two bones closer
together, which decreases the angle
between the two bones
d. Includes flexion, extension, abduction
and adduction
e. Forearm turns the hand so the palm is
downward or backward
f. Movement that allows a bone to move
around one central axis
g. Act of increasing the angle between
two bones, which results in a
straightening motion
h. Movement of an extremity toward the
midline
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