human anatomy chapter 8 part 3
Which type of joint in the body allows the greatest range of motion?
Surrounding a diarthrotic joint with a joint capsule would allow a joint __________.
1. a greater range of motion
2. to have a greater level of structural support
3. to encapsulate synovial fluid
Which of the following does NOT help to reduce friction in a joint?
Which of the following statements describes the relationship between an articulation's strength and amount of allowed movement?
The shoulder permits a wide range of motion, but it is the most likely to become dislocated.
The articulations (joints) of the body tend to follow a pattern of increased strength causing less motion at the joint. Which of these joints is the strongest?
the articulation between the frontal bone and a parietal bone
Some joints contain fat pads. What purpose do you think these fat pads serve?
They protect the articular cartilages in the joint.
If Alberto is standing in anatomical position and he raises his arms laterally to the level of his shoulders, he has just done what motion?
If Ava shrugs elevates and depresses her shoulders, what kind of motion is taking place between the clavicles and the sternum?
If you pick up your pencil, what kind of motion are you doing with your fingers and thumb?
When a pitcher does his wind-up motion to throw a baseball to the batter, that motion at the shoulder could be called __________.
Which of the following motions can the vertebral column do?
1. flexion (bending forward)
2. extension (bending backward)
3. rotation (twisting)
Why is the shoulder joint a weaker joint?
It has a smaller area of contact between articulating bones.