Question 1

Which of the following is NOT a primary function of the human skeleton?

Accepted Answer

Production of hormones

Question 2

Which type of cartilage is most commonly found at the ends of long bones within synovial joints?

Accepted Answer

Hyaline cartilage

Question 3

A patient presents with a fracture in the shaft of their femur. Which bone classification does the femur belong to?

Accepted Answer

Long bone

Question 4

Which of the following best describes the inorganic salts found in the extracellular matrix of bone?

Accepted Answer

They consist mainly of hydroxyapatite crystals.

Question 5

During bone marrow harvesting, which bone is most commonly used as the donor site?

Accepted Answer

Iliac crest of the pelvis

Question 6

Which of the following bones is classified as part of the axial skeleton?

Accepted Answer

Sternum

Question 7

A forensic anthropologist is examining a pelvis to determine the sex of skeletal remains. Which feature is most reliable for distinguishing a female pelvis from a male pelvis?

Accepted Answer

Broader sciatic notch

Question 8

Which of the following joints is classified as a synovial joint?

Accepted Answer

Shoulder joint

Question 9

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

Accepted Answer

Abduction

Question 10

A patient has a herniated disc between the L4 and L5 vertebrae. Which region of the vertebral column is affected?

Accepted Answer

Lumbar

Question 11

Which bone forms the anterior portion of the hard palate?

Accepted Answer

Maxilla

Question 12

Which of the following is a correct description of the epiphyseal plate?

Accepted Answer

It is a layer of hyaline cartilage where bone growth occurs in children.

Question 13

Which of the following formulas correctly represents the chemical composition of hydroxyapatite, the main inorganic component of bone?

Accepted Answer

$Ca_5(PO_4)_3OH$

Question 14

Which of the following bones is NOT part of the adult human skull?

Accepted Answer

Coccyx

Question 15

Which joint type allows for the greatest range of motion?

Accepted Answer

Ball-and-socket

Question 16

A patient is unable to flex their knee. Which type of synovial joint is affected?

Accepted Answer

Hinge joint

Question 17

Which of the following ligaments is most important for stabilizing the knee joint during movement?

Accepted Answer

Anterior cruciate ligament (ACL)

Question 18

Which bone is perpendicular to the axis of the body and forms part of the pectoral girdle?

Accepted Answer

Clavicle

Question 19

Which of the following best describes the difference between compact bone and spongy bone?

Accepted Answer

Compact bone is dense and forms the outer layer of bones, while spongy bone is porous and found at the ends of long bones.

Question 20

Which of the following correctly matches the joint type with its example?

Accepted Answer

Pivot joint — atlas and axis

Skeletal System and Articulations: Study Guide for Anatomy & Physiology

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