Question 1

Which of the following best describes a synarthrosis joint?

Accepted Answer

A joint that permits no movement between bones

Question 2

The suture joints found between the bones of the skull are classified as which of the following?

Accepted Answer

Fibrous, synarthrosis

Question 3

Which of the following is an example of a synovial joint subtype that allows movement in only one plane (uniaxial)?

Accepted Answer

Hinge joint

Question 4

A patient presents with limited movement at the pubic symphysis. Which structural and functional classification best describes this joint?

Accepted Answer

Cartilaginous, amphiarthrosis

Question 5

Which of the following movements is demonstrated when a person turns their palm from facing anteriorly to facing posteriorly?

Accepted Answer

Pronation

Question 6

During a jumping jack, the movement of the arms away from the midline of the body is called:

Accepted Answer

Abduction

Question 7

Which of the following best describes the structural and functional classification of the sternocostal (first) joint?

Accepted Answer

Cartilaginous, synarthrosis

Question 8

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

Accepted Answer

Ball-and-socket joint

Question 9

Which of the following equations best represents the relationship between the degrees of freedom (DoF) and the type of synovial joint?

Accepted Answer

$$DoF = 3$$ for ball-and-socket joints$

Question 10

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

Accepted Answer

Saddle joint – thumb (carpometacarpal joint)

Question 11

A patient is unable to perform dorsiflexion at the ankle. Which movement is most affected?

Accepted Answer

Lifting the toes upward toward the shin

Question 12

Which of the following best describes the movement of the head when shaking it 'no'?

Accepted Answer

Rotation

Question 13

Which joint subtype is characterized by flat or slightly curved surfaces that allow sliding movements?

Accepted Answer

Plane joint

Question 14

If a person is performing a biceps curl, which movement occurs at the elbow joint?

Accepted Answer

Flexion

Question 15

Which of the following is NOT a characteristic of synovial joints?

Accepted Answer

Bones joined by dense regular connective tissue only

Question 16

A gymnast performing a split is demonstrating which type of movement at the hip joint?

Accepted Answer

Abduction

Question 17

Which of the following best describes the functional classification of the intervertebral discs?

Accepted Answer

Amphiarthrosis

Question 18

A patient is unable to move their thumb to touch the tips of the other fingers. Which movement is impaired?

Accepted Answer

Opposition

Question 19

Which of the following equations correctly represents the relationship between the number of axes of movement ($$n) $$and the possible types of synovial joint movements ($$M) $$for a ball-and-socket joint?

Accepted Answer

$$M = 2^n$$ where $$n = 3$$

Question 20

Which of the following best describes the movement of the forearm when turning a doorknob clockwise with the right hand?

Accepted Answer

Supination

Articulations and Movement: Classification, Structure, and Function of Joints

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