Understanding the Human Skeleton

How many bones are typically found in an adult human skeleton?

• 180

• 270

• 206

• 300

What is the primary function of bone marrow?

• To store calcium

• To produce blood cells

• To connect muscles

• To protect the brain

Which type of bone tissue is the outer layer?

• Marrow

• Subchondral

• Cancellous

• Cortical

What is the smallest bone in the human body?

• Stirrup

• Femur

• Humerus

• Tibia

Which bone is known as the breastbone?

• Pelvis

• Clavicle

• Scapula

• Sternum

What is the longest bone in the human body?

• Femur

• Humerus

• Tibia

• Fibula

What type of joint is the shoulder joint?

• Gliding

• Ball and socket

• Hinge

• Pivot

What is the process of bone formation called?

• Fusion

• Remodeling

• Calcification

• Ossification

Which cells are responsible for bone resorption?

• Osteoblasts

• Fibroblasts

• Osteoclasts

• Chondroblasts

What is the main component of the bone matrix?

• Collagen

• Keratin

• Elastin

• Myosin