Question 1

Which of the following best describes a synarthrosis joint?

Accepted Answer

A joint that allows little or no movement

Question 2

Which structural type of joint is characterized by bones connected by ligaments and is the most movable fibrous joint?

Accepted Answer

Syndesmosis

Question 3

The articulation between the root of a tooth and its socket in the alveolar bone is an example of which type of joint?

Accepted Answer

Gomphosis

Question 4

Which of the following is TRUE regarding synovial joints?

Accepted Answer

They have a joint cavity filled with synovial fluid

Question 5

Which accessory structure in a synovial joint acts as a shock absorber and reduces friction where tendons or ligaments rub against other tissues?

Accepted Answer

Bursa

Question 6

A football player suffers a knee injury involving a tear of the anterior cruciate ligament (ACL). What is the primary function of the ACL?

Accepted Answer

Controls rotation and forward movement of the tibia

Question 7

Which type of joint allows movement in multiple axes and is found in the shoulder and hip?

Accepted Answer

Ball-and-socket joint

Question 8

Which movement describes raising the toes upward toward the shin?

Accepted Answer

Dorsiflexion

Question 9

Which of the following is a special movement that allows the thumb to touch the tips of the other fingers?

Accepted Answer

Opposition

Question 10

Which joint type is classified as amphiarthrosis and is joined by fibrocartilage?

Accepted Answer

Symphysis

Question 11

Which factor is considered the most important for joint stability?

Accepted Answer

Muscle tone

Question 12

A patient presents with pain and swelling in multiple joints, and X-rays show erosion of articular cartilage. Laboratory tests reveal autoantibodies. What is the most likely diagnosis?

Accepted Answer

Rheumatoid arthritis

Question 13

Which equation best represents the relationship between range of motion (ROM) and joint stability?

Accepted Answer

$$ROM \propto \frac{1}{Stability}$$

Question 14

Which type of arthritis is most commonly associated with the accumulation of uric acid crystals in joints?

Accepted Answer

Gouty arthritis

Question 15

Which movement involves moving a bone anteriorly on a horizontal plane, such as jutting the jaw forward?

Accepted Answer

Protraction

Question 16

Which joint structure is responsible for producing synovial fluid?

Accepted Answer

Synovial membrane

Question 17

A patient with osteoporosis is at increased risk for which of the following?

Accepted Answer

Vertebral fractures

Question 18

Which type of joint is found between the metacarpal of the thumb and the trapezium, allowing opposable movement?

Accepted Answer

Saddle joint

Question 19

Which of the following is a correct description of circumduction?

Accepted Answer

Movement of a body part such that the distal end traces a circle while the proximal end remains stationary

Question 20

Which imaging technique allows visualization of soft tissue outside the joint cavity and is noninvasive?

Accepted Answer

Magnetic resonance imaging (MRI)

Anatomy & Physiology: Joints (Articulations)

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