Concept 3.1 Lecture Video and Quiz

What makes bone a living organ?

• It is not living.

• It is made of metal.

• It is made of plastic.

• It contains all four types of tissues.

Which tissue type is the majority in bones?

• Connective tissue

• Muscle tissue

• Nervous tissue

• Epithelial tissue

What is one of the primary functions of the skeletal system?

• Respiration

• Support

• Digestion

• Circulation

Which bone type is longer than it is wide?

• Short bones

• Flat bones

• Long bones

• Irregular bones

What is the main function of short bones?

• Support and stability with little movement

• Acting as levers for movement

• Protection of vital organs

• Storing minerals

Which type of bone is found in the wrist?

• Long bones

• Short bones

• Flat bones

• Irregular bones

What is the primary characteristic of flat bones?

• They have irregular shapes.

• They are longer than they are wide.

• They are thin and flat with a bit of a curve.

• They are cube-shaped.

What is the basic structural unit of compact bone?

• Central canal

• Lamella

• Osteon

• Trabeculae

Where is bone marrow found?

• On the bone surface

• In the central canal

• In the spongy bone

• In the compact bone

Which bone cell type is responsible for building bone?

• Osteoblasts

• Osteoclasts

• Osteocytes

• Bone lining cells