Q: Which equation best represents the relationship between range of motion ($$ROM) $$and the factors that determine it?

$$ROM = f(\text{joint structure}, \text{ligament tension}, \text{muscle tone})$$

Question 1

Which of the following joints is classified as a synarthrosis and is found between the bones of the skull?

Accepted Answer

Suture

Question 2

A patient presents with pain and swelling in the knee after a sports injury. Which structure is most likely damaged if the stability of the joint is compromised due to a tear in the fibrocartilage pad?

Accepted Answer

Meniscus

Question 3

Which type of synovial joint allows movement in multiple axes and is exemplified by the shoulder joint?

Accepted Answer

Ball & socket

Question 4

Which of the following best describes the function of synovial fluid within a joint?

Accepted Answer

Reduces friction and nourishes articular cartilage

Question 5

A dentist is concerned about the stability of a tooth in its socket. Which fibrous joint subclass is involved in this articulation?

Accepted Answer

Gomphosis

Question 6

Which joint configuration is associated with gliding movements and is found between the carpal bones of the wrist?

Accepted Answer

Nonaxial (plane joint)

Question 7

Which of the following is an example of a cartilaginous joint that allows slight movement and is found between the vertebrae?

Accepted Answer

Symphysis

Question 8

Which special movement occurs when the thumb moves to touch the tips of the other fingers?

Accepted Answer

Opposition

Question 9

A football player suffers a shoulder dislocation. Which structure is most likely compromised, reducing the depth of the glenoid cavity and joint stability?

Accepted Answer

Labrum

Question 10

Which equation best represents the relationship between range of motion ($$ROM) $$and the factors that determine it?

Accepted Answer

$$ROM = f(	ext{joint structure}, 	ext{ligament tension}, 	ext{muscle tone})$$

Question 11

Which of the following movements is classified as angular and occurs when the angle between two bones decreases?

Accepted Answer

Flexion

Question 12

Which type of synovial joint is found at the elbow and allows movement in one plane only?

Accepted Answer

Hinge

Question 13

Which structure connects muscle to bone and is essential for transmitting the force of muscle contraction?

Accepted Answer

Tendon

Question 14

Which subclass of synovial joint allows the radius to rotate over the ulna, as seen in pronation and supination of the forearm?

Accepted Answer

Pivot

Question 15

A gymnast performs a split, increasing the angle between her legs. Which movement is she demonstrating?

Accepted Answer

Abduction

Question 16

Which of the following is a function of bursae in synovial joints?

Accepted Answer

Reduce friction between moving structures

Question 17

Which joint is classified as a diarthrosis and is capable of the greatest range of motion?

Accepted Answer

Shoulder (glenohumeral joint)

Question 18

Which of the following best describes the difference between a ligament and a tendon?

Accepted Answer

A ligament connects bone to bone, while a tendon connects muscle to bone.

Question 19

Which type of joint is found between the first metacarpal and the trapezium, allowing the thumb its unique range of motion?

Accepted Answer

Saddle

Question 20

A patient with rheumatoid arthritis experiences inflammation of the synovial membrane. Which effect is most likely to occur as a result?

Accepted Answer

Decreased production of synovial fluid, leading to increased joint friction

Comprehensive Study Notes: Joints (Articulations) in Human Anatomy & Physiology

Guida di studio - Domande di pratica

Study guide - Flashcard