Q: Which of the following equations best represents the relationship between joint stability and mobility?

$$\text{Stability} \propto \frac{1}{\text{Mobility}}$$

Question 1

Which type of connective tissue forms the labrum in the shoulder joint?

Accepted Answer

Fibrocartilage

Question 2

Which of the following is a representative example of a hinge joint in the human body?

Accepted Answer

Elbow joint

Question 3

Which structural classification of joints allows the greatest range of motion?

Accepted Answer

Synovial joints

Question 4

What movement is primarily allowed by a planar (gliding) joint?

Accepted Answer

Sliding or translational movement

Question 5

Which of the following best describes the functional difference between a synarthrosis and a diarthrosis?

Accepted Answer

Synarthroses are immovable; diarthroses are freely movable

Question 6

A patient presents with pain and swelling at the elbow after a fall. Imaging reveals a partial dislocation of the joint. What is the correct term for this condition?

Accepted Answer

Subluxation

Question 7

Which joint subtype allows for movement in three anatomical planes and is exemplified by the hip joint?

Accepted Answer

Ball and socket joint

Question 8

Which connective tissue structure is most likely to be inflamed in a case of bursitis?

Accepted Answer

Bursa

Question 9

Which of the following best explains why the knee joint is more susceptible to sprains than the hip joint?

Accepted Answer

The knee joint has less bony congruence and relies more on ligaments for stability

Question 10

Which of the following movements is NOT possible at a ball and socket joint?

Accepted Answer

Gliding

Question 11

A patient with a history of repetitive overhead arm movements develops inflammation in the shoulder. Which structure is most likely affected, and what is the condition called?

Accepted Answer

Bursa; bursitis

Question 12

Which of the following equations best represents the relationship between joint stability and mobility?

Accepted Answer

$$	ext{Stability} \propto \frac{1}{	ext{Mobility}}$$

Question 13

Which of the following is a cartilaginous joint?

Accepted Answer

Symphysis

Question 14

Which joint type is characterized by a fibrocartilaginous pad and allows for limited movement, such as in the intervertebral discs?

Accepted Answer

Symphysis

Question 15

Which of the following best describes the movement allowed by a pivot joint?

Accepted Answer

Rotation around a single axis

Question 16

A gymnast lands awkwardly and experiences a sudden stretching of the ankle ligaments without dislocation. What is the most likely diagnosis?

Accepted Answer

Sprain

Question 17

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

Accepted Answer

Presence of a joint cavity filled with synovial fluid

Question 18

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

Accepted Answer

The shoulder joint has a shallower socket and less ligamentous support

Question 19

Which of the following is the correct anatomical term for a freely movable joint?

Accepted Answer

Diarthrosis

Question 20

Which of the following best describes the movement allowed by a saddle joint, such as the carpometacarpal joint of the thumb?

Accepted Answer

Flexion, extension, abduction, adduction, and opposition

Chapter 8: Joints – Structure, Function, and Disorders (Anatomy & Physiology Study Guide)

Guida di studio - Domande di pratica

Study guide - Flashcard