Question 1

Which of the following best describes a synarthrosis joint?

Accepted Answer

An immovable joint, such as the sutures of the skull

Question 2

A patient presents with pain and swelling in the knee after a sports injury. Imaging reveals damage to the fibrocartilage pads that cushion and stabilize the joint. Which structure is most likely injured?

Accepted Answer

Meniscus

Question 3

Which type of synovial joint allows for the greatest range of motion?

Accepted Answer

Ball-and-socket joint

Question 4

Which movement decreases the angle between articulating bones in the anterior plane?

Accepted Answer

Flexion

Question 5

A person is unable to rotate their forearm so that the palm faces upward. Which movement is impaired?

Accepted Answer

Supination

Question 6

Which of the following is a biaxial synovial joint?

Accepted Answer

Radiocarpal (wrist) joint

Question 7

Which ligament is NOT part of the knee joint's major supporting ligaments?

Accepted Answer

Ulnar collateral ligament

Question 8

A patient with gouty arthritis is likely to have which of the following in their synovial fluid?

Accepted Answer

Uric acid crystals

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

Question 10

Which of the following movements is an example of abduction?

Accepted Answer

Moving the arm away from the midline

Question 11

Which of the following is a special movement unique to the thumb?

Accepted Answer

Opposition

Question 12

Which of the following best explains why synovial joints are more prone to injury than other joint types?

Accepted Answer

They allow for a wide range of motion, making them less stable

Question 13

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

Accepted Answer

Saddle joint – first carpometacarpal joint

Question 14

A patient is diagnosed with rheumatoid arthritis. Which of the following best describes the underlying cause?

Accepted Answer

Immune system attacking joint tissues

Question 15

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Synthesis of vitamin D3

Question 16

Which of the following best describes the movement of circumduction?

Accepted Answer

Circular movement that combines flexion, extension, abduction, and adduction

Question 17

Which of the following factors does NOT affect the balance between bone formation and recycling?

Accepted Answer

Blood glucose levels

Question 18

Which of the following is a correct description of a symphysis?

Accepted Answer

A joint where articulating bones are connected by a wedge or pad of fibrocartilage

Question 19

Which of the following best describes the effect of joint immobilization?

Accepted Answer

Reduces flow of synovial fluid, leading to symptoms of arthritis

Question 20

A patient is unable to perform lateral rotation of the arm. Which movement is impaired?

Accepted Answer

Moving the anterior surface of the arm outward

Joints (Articulations): Structure, Function, and Movement

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