How many bones are in the human adult skeleton?

The human adult skeleton is composed of 206 bones.

Answer in your head, out loud, or on paper, then tap the card to flip.

What are the three main components of bones?

  1. Dense outer layer
  2. Spongy inner layer
  3. Bone marrow

Answer in your head, out loud, or on paper, then tap the card to flip.

What is the function of bone marrow?

Bone marrow produces blood cells.

Answer in your head, out loud, or on paper, then tap the card to flip.

What are the four main functions of the human skeleton?

  1. Protection
  2. Support
  3. Blood cell production
  4. Movement

Answer in your head, out loud, or on paper, then tap the card to flip.

What is the role of bones in movement?

Muscles are attached to bones, and joints help us to move.

Answer in your head, out loud, or on paper, then tap the card to flip.