Question 1

Which of the following best explains why the shoulder joint is more prone to dislocation compared to the hip joint?

Accepted Answer

The shoulder joint has a shallower socket (glenoid cavity) and a looser joint capsule, allowing for greater range of motion but less stability.

Question 2

A patient presents with pain and swelling in the great toe. Laboratory tests reveal uric acid crystals in the synovial fluid. Which type of arthritis is most likely present?

Accepted Answer

Gouty arthritis

Question 3

Which of the following movements is possible at a biaxial synovial joint such as the wrist (radiocarpal joint)?

Accepted Answer

Flexion, extension, abduction, and adduction

Question 4

Which structure in a synovial joint is responsible for shock absorption and nutrient distribution to chondrocytes?

Accepted Answer

Synovial fluid

Question 5

A football player suffers a knee injury and is diagnosed with a torn anterior cruciate ligament (ACL). What is the primary function of the ACL in the knee joint?

Accepted Answer

To limit anterior movement of the tibia relative to the femur

Question 6

Which of the following best describes the movement of pronation at the forearm?

Accepted Answer

The radius rotates across the ulna, turning the palm posteriorly

Question 7

Which of the following is a correct pairing of joint type and example?

Accepted Answer

Gomphosis – between a tooth and its bony socket

Question 8

A patient with a herniated intervertebral disc is most likely to experience which of the following symptoms?

Accepted Answer

Compression of spinal nerves leading to pain or numbness

Question 9

Which of the following best describes the function of the menisci in the knee joint?

Accepted Answer

They cushion and stabilize the joint laterally

Question 10

Which of the following movements is an example of lateral flexion?

Accepted Answer

Bending the vertebral column to the side

Question 11

Which of the following is a distinguishing feature of a synovial joint compared to other joint types?

Accepted Answer

Presence of a joint cavity filled with synovial fluid

Question 12

Which ligament is responsible for stabilizing the lateral surface of the elbow joint?

Accepted Answer

Radial collateral ligament

Question 13

Which of the following best describes the effect of aging on joints?

Accepted Answer

Degeneration of articular cartilage and increased risk of arthritis

Question 14

Which of the following is a function of bursae in synovial joints?

Accepted Answer

To reduce friction and act as shock absorbers

Question 15

Which of the following best describes the movement of circumduction?

Accepted Answer

A complete circular movement without rotation

Question 16

Which of the following is true regarding the integration of the skeletal system with other body systems?

Accepted Answer

Muscles attach to bones to produce movement.

Question 17

Which of the following is an example of a synarthrosis joint?

Accepted Answer

Suture between skull bones

Question 18

A patient is unable to perform plantar flexion. Which joint and movement are most likely affected?

Accepted Answer

Ankle joint; extension at the ankle

Question 19

Which of the following best describes the function of the acetabular labrum in the hip joint?

Accepted Answer

It increases the depth of the joint cavity and seals in synovial fluid.

Question 20

Which of the following is a correct description of a plane (gliding) joint?

Accepted Answer

It allows for slight, nonaxial gliding movements between flat or slightly curved surfaces.

Joints (Articulations): Structure, Function, and Clinical Considerations

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