Question 1

Which of the following best describes a synovial joint?

Accepted Answer

A joint where bones are separated by a joint cavity filled with synovial fluid, allowing free movement.

Question 2

Which of the following is NOT a structural class of joints?

Accepted Answer

Elastic

Question 3

A patient presents with swelling, pain, and stiffness in multiple joints. Laboratory tests reveal increased white blood cells in the synovial fluid. Which type of arthritis is most likely?

Accepted Answer

Rheumatoid arthritis

Question 4

Which movement increases the angle between two bones at a joint?

Accepted Answer

Extension

Question 5

Which synovial joint type allows movement in all axes and planes, such as the shoulder joint?

Accepted Answer

Ball and socket joint

Question 6

A football player twists his ankle during a game. Examination reveals tearing of ligaments without bone fracture. What is the most likely diagnosis?

Accepted Answer

Sprain

Question 7

Which of the following movements describes turning the sole of the foot medially?

Accepted Answer

Inversion

Question 8

Which joint is formed between the mandible and the temporal bone and is associated with clicking or popping sounds when opening the mouth?

Accepted Answer

Temporomandibular joint (TMJ)

Question 9

Which of the following is a distinguishing feature of synovial joints?

Accepted Answer

Presence of articular cartilage and a joint cavity filled with synovial fluid

Question 10

Which movement describes moving a limb away from the midline of the body?

Accepted Answer

Abduction

Question 11

A patient with a history of excessive alcohol consumption presents with joint pain and swelling. Laboratory tests show increased uric acid levels. What is the most likely diagnosis?

Accepted Answer

Gout

Question 12

Which of the following best describes the function of a tendon?

Accepted Answer

Connects muscle to bone

Question 13

Which equation best represents the relationship between joint mobility and stability?

Accepted Answer

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

Question 14

Which type of synovial joint allows only flexion and extension, such as the elbow?

Accepted Answer

Hinge joint

Question 15

Which movement describes rotating the forearm so the palm faces posteriorly?

Accepted Answer

Pronation

Question 16

Which of the following is a symptom of rheumatoid arthritis but NOT typically of osteoarthritis?

Accepted Answer

Joint swelling due to autoimmune inflammation

Question 17

Which synovial joint type is found at the base of the thumb and allows movement in two planes?

Accepted Answer

Saddle joint

Question 18

Which movement describes moving a body part in a circular motion, such as drawing a circle with your arm?

Accepted Answer

Circumduction

Question 19

Which structure cushions and reduces friction between tendons and bones in synovial joints?

Accepted Answer

Bursa

Question 20

A patient is unable to extend their knee after a traumatic injury. Which type of synovial joint is most likely affected?

Accepted Answer

Hinge joint

Chapter 9: Articulations – Anatomy & Physiology Study Notes

Guida di studio - Domande di pratica

Study guide - Flashcard