Question 1

Which of the following joints is classified as a ball-and-socket joint and allows for multiaxial movement?

Accepted Answer

Glenohumeral joint

Question 2

A patient presents with limited ability to flex and extend their fingers. Which joint is most likely affected?

Accepted Answer

Interphalangeal joint

Question 3

Which structure of the hip joint deepens the socket and increases stability?

Accepted Answer

Acetabular labrum

Question 4

The elbow joint is primarily classified as which type of synovial joint?

Accepted Answer

Hinge joint

Question 5

Which ligament of the hip joint prevents excessive extension and is located anteriorly?

Accepted Answer

Iliofemoral ligament

Question 6

A football player suffers a dislocation of the shoulder. Which joint is most likely involved?

Accepted Answer

Glenohumeral joint

Question 7

Which of the following best describes the movement allowed by the atlantoaxial joint?

Accepted Answer

Rotation of the head

Question 8

Which joint is classified as a symphysis and allows for slight movement?

Accepted Answer

Pubic symphysis

Question 9

Which muscle is responsible for flexing the forearm at the elbow, and what is the major action called?

Accepted Answer

Biceps brachii; flexion

Question 10

A patient is unable to abduct their arm at the shoulder. Which muscle and joint are most likely affected?

Accepted Answer

Deltoid muscle; glenohumeral joint

Question 11

Which of the following joints is classified as a saddle joint and allows for biaxial movement?

Accepted Answer

Trapeziometacarpal joint

Question 12

Which ligament stabilizes the lateral side of the elbow and resists varus stress?

Accepted Answer

Radial (lateral) collateral ligament

Question 13

Which joint is classified as a pivot joint and allows for rotation?

Accepted Answer

Atlantoaxial joint

Question 14

Which of the following is a characteristic unique to the hip joint compared to the shoulder joint?

Accepted Answer

Deeper socket and more stabilizing ligaments

Question 15

Which structure surrounds the synovial joint and consists of an outer fibrous capsule and inner synovial membrane?

Accepted Answer

Articular (joint) capsule

Question 16

Which joint is classified as a plane joint and allows for gliding movements?

Accepted Answer

Intercarpal joint

Question 17

A gymnast hyperextends their back during a routine. Which ligament of the vertebral column resists this movement?

Accepted Answer

Anterior longitudinal ligament

Question 18

Which joint is classified as amphiarthrosis and allows for limited movement?

Accepted Answer

Intervertebral joint

Question 19

Which of the following best describes the function of articular cartilage in synovial joints?

Accepted Answer

Absorbs shock and reduces friction between articulating bones

Question 20

Which equation best represents the relationship between force, lever arm, and torque in joint movement?

Accepted Answer

$$T = F 	imes r$$

Classification and Structure of Joints in Human Anatomy

Study Guide - Practice Questions