Question 1

Which of the following best describes a syndesmosis joint?

Accepted Answer

Bones are connected by ligaments or an interosseous membrane, allowing slight movement.

Question 2

A patient presents with sudden severe pain and swelling in the big toe. Laboratory tests reveal elevated uric acid levels. Which type of arthritis is most likely?

Accepted Answer

Gouty arthritis

Question 3

Which structural feature of synovial joints is responsible for producing synovial fluid?

Accepted Answer

Synovial membrane

Question 4

A football player suffers a knee injury. MRI reveals damage to the menisci. What is the primary function of the menisci in the knee joint?

Accepted Answer

Improve fit and stability between articulating surfaces

Question 5

Which movement occurs in the sagittal plane and increases the angle between two bones?

Accepted Answer

Extension

Question 6

The glenohumeral joint is stabilized by the rotator cuff muscles. Which of the following is NOT a rotator cuff muscle?

Accepted Answer

Teres major

Question 7

Which of the following joints allows the greatest range of motion?

Accepted Answer

Ball-and-socket joint

Question 8

A dentist is examining the joint between a tooth and its socket. What is the name and structural classification of this joint?

Accepted Answer

Gomphosis; fibrous joint

Question 9

Which of the following factors contributes most to the stability of the hip joint compared to the shoulder joint?

Accepted Answer

Deeper socket (acetabulum)

Question 10

During walking, the ankle undergoes dorsiflexion. Which of the following best describes dorsiflexion?

Accepted Answer

Moving the foot upward toward the shin

Question 11

Which equation best represents the relationship between joint stability ($$S$$), number of ligaments ($$L$$), and muscle tone ($$M$$), assuming articular surface shape ($$A) is $$constant?

Accepted Answer

$$S = A + L + M$$

Question 12

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

Accepted Answer

Autoimmune attack on joint tissues

Question 13

Which synovial joint type allows movement in two planes (biaxial) and is found at the metacarpophalangeal joints?

Accepted Answer

Condyloid joint

Question 14

Which of the following is a special movement that occurs at the thumb, allowing it to touch the tips of other fingers?

Accepted Answer

Opposition

Question 15

A patient complains of pain and inflammation in the wrist after repetitive typing. Which structure is most likely inflamed?

Accepted Answer

Tendon sheath

Question 16

Which of the following best describes the difference between a sprain and a strain?

Accepted Answer

Sprain is injury to a ligament; strain is injury to a muscle or tendon.

Question 17

Which joint movement is described as moving a body part away from the midline in the frontal plane?

Accepted Answer

Abduction

Question 18

Which of the following is TRUE regarding the articular capsule of a synovial joint?

Accepted Answer

The outer layer is the fibrous capsule, continuous with periosteum.

Question 19

Which of the following is a modified hinge joint that allows both flexion/extension and slight rotation, and is found in the knee?

Accepted Answer

Tibiofemoral joint

Question 20

A patient with Lyme disease presents with joint pain and inflammation. Which of the following is the most likely cause?

Accepted Answer

Bacterial infection transmitted by tick bite

Chapter 8: Joints (Articulations) – Structured Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards