DOL: Skeletal System

Which part of the bone is responsible for producing blood cells?

• Periosteum

• Bone marrow

• Compact bone

• Cartilage

Which of the following best describes the function of the endoskeleton in vertebrates?

• Protects the body from external damage

• Provides structural support and facilitates movement

• Stores calcium and other minerals

• Produces enzymes for digestion

Which of the following is a characteristic of an exoskeleton?

• It is located inside the body.

• It is made of bone tissue.

• It provides protection and support from the outside.

• It is flexible and allows for growth without shedding.

Tags

NGSS.MS-LS4-2

What is the primary mineral found in bones that contributes to their strength?

• Iron

• Calcium

• Potassium

• Sodium

The skeletal system does all of the following EXCEPT (a)  

• produces red blood cells
• stores calcium and minerals
• protects organs
• excretes waste

Answer explanation

The excretory system gets rid of waste

How does the structure of spongy bone differ from that of compact bone?

• Spongy bone is denser and heavier than compact bone.

• Spongy bone has a porous structure, while compact bone is solid.

• Spongy bone is found only in the skull, while compact bone is found in limbs.

• Spongy bone contains no blood vessels, unlike compact bone.