Exam 8: Joints

Figure 8.1 Using Figure 8.1, match the following: -Fibrous capsule.

The gliding motion of the wrist uses _ joints.

Match the following: -Tooth in socket

Briefly describe a typical synovial joint.

Extracapsular ligaments stabilizing the knee include _ _.

Which of the following statements best describes angular movements?

The terms inversion and eversion pertain only to the .

Why is muscle tone the most important stabilizing factor for most joints?

Match the following: -Joint found only in the skull

All joints permit some degree of movement, even if very slight.

Synovial fluid contains phagocytic cells that protect the cavity from invasion by microbes or other debris.

The gripping of the trochlea by the trochlear notch constitutes the "hinge" for the elbow joint.

Figure 8.2 Using Figure 8.2, identify each type of synovial joint by name. -Joint 2.

Steven, a football player, complained of severe pain and the inability to use his right arm and shoulder after having been tackled during a game. What would you guess might be his problem?

For each of the following movements, indicate the specific kind of joint involved (e.g., hinge, etc.) and the movement performed (e.g., extension, etc.). a. Bending the elbow: , _ . b. Turning head side to side: _ _, _ . c. Lowering your arm to your side: _ , _ . d. Turning the sole of foot medially: , _.

In symphysis joints the articular surfaces of the bones are covered with _.

The articular surfaces of synovial joints play a minimal role in joint stability.

A nurse is instructing the patient care assistants (PCAs) on transfer techniques. For patients needing to be slid toward the head of the bed, the nurse tells the PCAs use a draw sheet under the patient's torso. She tells them to avoid pulling on their hands or arms. Based on your knowledge of the shoulder joint, explain why pulling on the extremities should be avoided.

Synarthrotic joints .

Synovial fluid is a viscous material that is derived by filtration from blood.