#1
Which bone is commonly referred to as the 'collarbone'?
Clavicle
ExplanationCollarbone connecting the shoulder blade to the sternum.
#2
At what age does human skeletal growth typically stop?
20-25 years
ExplanationSkeletal growth usually ceases in early adulthood.
#3
Which bone is commonly referred to as the 'thigh bone'?
Femur
ExplanationLongest and strongest bone in the body.
#4
What is the purpose of the skeletal system in the human body?
To support and protect organs
ExplanationFramework providing support and protection.
#5
Which bone forms the forehead?
Frontal bone
ExplanationBone at the front of the skull.
#6
Which of the following bones is NOT part of the human skull?
Femur
ExplanationFemur is a long bone of the thigh, not part of the skull.
#7
What is the medical term for the breastbone?
Sternum
ExplanationThe flat bone in the center of the chest.
#8
Which of the following bones is NOT part of the appendicular skeleton?
Sternum
ExplanationSternum belongs to the axial skeleton.
#9
What type of joint is the elbow joint?
Hinge joint
ExplanationElbow joint permits flexion and extension.
#10
What is the medical term for the tailbone?
Coccyx
ExplanationSeries of fused vertebrae at the base of the spine.
#11
Which hormone plays a crucial role in regulating bone growth and density?
Estrogen
ExplanationFemale sex hormone important for bone health.
#12
Which of the following bones is NOT found in the human hand?
Tibia
ExplanationTibia is a long bone of the lower leg.
#13
What is the name of the process where bones are formed in the body?
Ossification
ExplanationFormation of bone tissue.
#14
Which of the following bones is NOT part of the axial skeleton?
Humerus
ExplanationHumerus is part of the appendicular skeleton.
#15
What is the primary function of red bone marrow in adults?
Hematopoiesis (blood cell formation)
ExplanationProduction of blood cells.