Page 7 of 9
AN2.1-6 | General features of bones & Joints — Practice Quiz
Click any question card to reveal the correct answer.
Which region of a long bone is composed primarily of spongy bone covered by a thin shell of compact bone?
Click to reveal answer
The nutrient artery of the femur enters the bone and is directed upwards (towards the hip). Based on the law of nutrient arteries, which end of the femur is the growing end?
Click to reveal answer
Which of the following bones is unique because it ossifies in membrane, has no medullary cavity, and is the first bone to begin ossification in the fetus?
Click to reveal answer
A 13-year-old boy sustains a Salter-Harris type II fracture through the growth plate of the distal radius. Why is the epiphyseal plate the weakest point in a growing bone?
Click to reveal answer
A child presents with pain at the greater trochanter after a fall. X-ray shows a fracture through its growth plate. The greater trochanter is which type of epiphysis?
Click to reveal answer
Which bone is unique because it is both a sesamoid bone AND a carpal bone?
Click to reveal answer
On an X-ray of the foot, a small rounded bone is seen under the first metatarsal head. The radiologist needs to differentiate a normal sesamoid from a fracture fragment. Which feature favours a sesamoid bone?
Click to reveal answer
Which type of cartilage lacks a perichondrium?
Click to reveal answer
Statement 1 (Assertion):
Injuries to articular hyaline cartilage heal poorly.
BECAUSE
Statement 2 (Reason):
Hyaline cartilage is avascular and receives nutrition only by diffusion from synovial fluid.
Select the correct relationship:
Click to reveal answer
A patient can flex, extend, abduct, adduct, and circumduct at the wrist joint, but cannot rotate. Based on these movements, what type of synovial joint is the wrist?
Click to reveal answer
The pubic symphysis is an example of which type of joint?
Click to reveal answer
CLINICAL SCENARIO
A 55-year-old woman presents with difficulty opening jars and pain at the base of her thumb. On examination, the first carpometacarpal (CMC) joint is tender, swollen, and shows reduced range of movement. X-ray reveals joint space narrowing and osteophytes at the first CMC joint.
Answer the following questions based on the scenario above.
Click to reveal answer
The first CMC joint of the thumb is classified as which type of synovial joint?
Basal thumb osteoarthritis (first CMC OA) is the most common site of hand OA, particularly in postmenopausal women. Understanding the saddle joint anatomy explains why this joint is prone to wear — the unique reciprocal surfaces bear high compressive loads during pinch grip.
Click to reveal answer
Which unique movement is possible at the first CMC joint that makes the human hand functionally superior to other primates?
Basal thumb osteoarthritis (first CMC OA) is the most common site of hand OA, particularly in postmenopausal women. Understanding the saddle joint anatomy explains why this joint is prone to wear — the unique reciprocal surfaces bear high compressive loads during pinch grip.
Click to reveal answer
A 10-year-old child presents with hip joint pathology but complains only of knee pain. According to Hilton's law, which nerve explains this referred pain?
Click to reveal answer
According to Hilton's law, which of the following statements is correct?
Click to reveal answer