#1
Which of the following is a common cause of bone fractures?
Osteoporosis
ExplanationOsteoporosis weakens bones, increasing fracture risk.
#2
What is the medical term for a bone fracture that breaks through the skin?
Open fracture
ExplanationOpen fracture breaks through the skin, increasing infection risk.
#3
Which imaging technique is commonly used to diagnose bone fractures?
X-ray
ExplanationX-ray is standard for diagnosing bone fractures.
#4
Which of the following factors can affect bone healing?
All of the above
ExplanationVarious factors influence bone healing.
#5
What term describes a fracture that occurs due to repeated stress on a bone?
Stress fracture
ExplanationStress fracture results from repetitive strain.
#6
Which of the following bones is most commonly fractured in the human body?
Clavicle
ExplanationClavicle is frequently fractured due to its exposure.
#7
What process involves the formation of a soft callus during bone repair?
Callus formation
ExplanationSoft callus forms as an initial step in bone repair.
#8
What is the term for a bone fracture where the bone bends and partially breaks?
Greenstick fracture
ExplanationGreenstick fracture is incomplete, common in children.
#9
Which of the following factors can influence bone healing time?
All of the above
ExplanationMultiple factors affect bone healing duration.
#10
During which phase of bone healing does the formation of a hard callus occur?
Reparative phase
ExplanationHard callus forms during the reparative phase.
#11
Which type of fracture involves the bone being crushed into several pieces?
Comminuted fracture
ExplanationComminuted fracture shatters bone into multiple pieces.
#12
What is the name for a fracture in which a small piece of bone is pulled off by a tendon or ligament?
Avulsion fracture
ExplanationAvulsion fracture involves bone fragment separation.
#13
During bone healing, what process involves the replacement of cartilage with bone tissue?
Reossification
ExplanationReossification replaces cartilage with bone during healing.
#14
Which of the following is NOT a type of bone fracture repair?
Osteotomy
ExplanationOsteotomy is a surgical bone cut, not a repair.
#15
What term describes the process of removing damaged tissue and bone fragments to align bone ends during fracture repair?
Open reduction
ExplanationOpen reduction aligns bones by removing debris.