Skeletal System Review

What is the largest bone in the human body?

• humerus

• tibia

• femur

• radius

Name the bones that make up the human spine.

• Scapula

• Vertebrae

• Femur

• Tibia

What are the main functions of the skeletal system?

• Energy production, waste elimination, temperature regulation

• Structural support, protection, movement facilitation, blood cell production, mineral storage

Explain the difference between compact and spongy bone.

• Compact bone provides flexibility, while spongy bone provides strength and protection.

• Compact bone is dense and forms the outer layer of bones, providing strength and protection. Spongy bone is less dense and found inside bones, providing structural support and flexibility.

• Compact bone is found inside bones, while spongy bone forms the outer layer.

• Compact bone is soft and spongy, while spongy bone is hard and dense.

How many bones are there in the adult human body?

• 205

• 206

• 210

• 300

What is the purpose of the red bone marrow?

• To make the bones stronger

• To store excess water

• To produce green blood cells

• To produce red blood cells, white blood cells, and platelets.

What is the purpose of the skeletal system in protecting vital organs?

• To provide structural support and protect vital organs.

• To aid in digestion

• To regulate body temperature

• To provide oxygen to vital organs

What mineral is most important for bone health?

• Iron

• Calcium

• Potassium

• Magnesium

What is the purpose of yellow marrow?

• Yellow marrow is responsible for producing white blood cells
• Yellow marrow is used for energy storage in the body
• Yellow marrow is involved in regulating body temperature
• Fat storage and can convert to red marrow for blood cell production

How many bones does a baby have?

• 300

• None, because they only have cartilage.

• 206

• Scientist haven't found out yet.