#1
Which vitamin is essential for bone health?
Vitamin D
ExplanationVitamin D aids in calcium absorption for bone health.
#2
What is the scientific name for the thigh bone?
Femur
ExplanationThe femur is the longest and strongest bone in the human body.
#3
What is the process of bone formation called?
Ossification
ExplanationOssification is the process of bone tissue formation during growth and repair.
#4
Which of the following is NOT a function of the skeletal system?
Production of red blood cells
ExplanationThe skeletal system doesn't produce red blood cells; that's the function of bone marrow.
#5
Which of the following is a hormone that stimulates bone growth during childhood?
Growth hormone
ExplanationGrowth hormone promotes bone growth and development in children.
#6
Which hormone plays a crucial role in regulating calcium levels in the blood?
Calcitonin
ExplanationCalcitonin helps lower blood calcium levels by promoting calcium deposition in bones.
#7
What is the medical term for the condition commonly known as 'soft bones'?
Osteomalacia
ExplanationOsteomalacia is characterized by softening of the bones due to vitamin D deficiency.
#8
What is the medical term for a fracture that breaks the bone into multiple pieces?
Comminuted fracture
ExplanationA comminuted fracture is a severe break where the bone shatters into multiple fragments.
#9
Which of the following is a risk factor for developing scoliosis?
Poor posture
ExplanationPoor posture can contribute to the development of scoliosis, an abnormal sideways curvature of the spine.
#10
Which of the following conditions is characterized by inflammation of the joints and surrounding tissues?
Rheumatoid arthritis
ExplanationRheumatoid arthritis is an autoimmune disorder causing joint inflammation and damage.
#11
Which of the following factors is NOT typically associated with an increased risk of osteoporosis?
Young age
ExplanationYoung age is not a risk factor for osteoporosis; it's more common in older adults.
#12
What type of joint is the elbow joint?
Hinge joint
ExplanationThe elbow joint is a hinge joint, allowing movement in one direction.
#13
Which of the following vitamins is important for the absorption of calcium in the body?
Vitamin D
ExplanationVitamin D facilitates the absorption of calcium from the intestines.
#14
Which of the following conditions is characterized by a reduction in bone density and an increased risk of fractures?
Osteoporosis
ExplanationOsteoporosis involves decreased bone density, making bones fragile and prone to fractures.
#15
What is the name of the condition characterized by the loss of cartilage in the joints, leading to pain and stiffness?
Osteoarthritis
ExplanationOsteoarthritis is a degenerative joint disease causing cartilage breakdown and joint pain.