Human Skeletal System Knowledge

The video tutorial explores the main functions of bones in the human body, including providing structure, protecting internal organs, enabling movement, and producing red blood cells. It covers the skeletal system's composition, the process of ossification, and the role of calcium. The tutorial also details how specific bones like the skull, rib cage, and pelvic bone protect vital organs. Additionally, it explains how bones and joints facilitate movement and the importance of bone marrow in blood cell production.

What is the process called where cartilage hardens into bone?

• Calcification

• Ossification

• Mineralization

• Solidification

Which bone structure protects the brain?

• Pelvic bone

• Skull

• Vertebral column

• Rib cage

How many vertebrae are in the human backbone?

• 24

• 30

• 26

• 28

Which bone is located between the shoulder and the elbow?

• Ulna

• Radius

• Humerus

• Clavicle

What is the longest bone in the human body?

• Fibula

• Femur

• Tibia

• Humerus

How many bones are in the human foot?

• 30

• 26

• 24

• 28

What is the function of cartilage at the ends of bones?

• To store calcium

• To produce red blood cells

• To allow easier movement

• To protect the bone marrow

Where are red blood cells produced in the body?

• In the spleen

• In the heart

• In the liver

• In the bone marrow

Which of the following is NOT a function of bones?

• Producing red blood cells

• Digesting food

• Allowing movement

• Protecting internal organs

What is the primary mineral needed for bone development?

• Iron

• Magnesium

• Calcium

• Potassium