Understanding the Human Skeleton

The video begins with skeleton jokes and transitions into explaining the two types of skeletons found in nature: endoskeletons and exoskeletons. It focuses on the human skeleton, detailing its structure, materials, and functions such as protection and movement. The importance of bone health, including the role of diet and exercise, is discussed, along with conditions like osteoporosis. The video concludes with a brief mention of orthopedic care and a humorous note.

Why didn't the skeleton go to the party?

• He had no body to go with.

• He was too busy.

• He was too shy.

• He forgot the invitation.

What is the main difference between endoskeletons and exoskeletons?

• Endoskeletons are external, exoskeletons are internal.

• Endoskeletons are internal, exoskeletons are external.

• Endoskeletons are made of metal, exoskeletons are made of bone.

• Endoskeletons are found in insects, exoskeletons in humans.

How many bones are there in the human skeleton?

• 206

• 400

• 305

• 150

What materials are bones primarily made of?

• Carbon and hydrogen

• Calcium, phosphorus, and sodium

• Iron and magnesium

• Silicon and oxygen

What is one of the major functions of the human skeleton?

• To digest food

• To produce energy

• To protect vital organs

• To regulate temperature

Where is blood made in the human body?

• In the heart

• In the liver

• In the bone marrow

• In the lungs

What condition is characterized by bones losing density and becoming brittle?

• Scoliosis

• Osteoporosis

• Arthritis

• Rickets

What percentage more bone do tennis players have in their hitting arm?

• 30%

• 10%

• 20%

• 40%

Who would you see if you broke a bone?

• A cardiologist

• A dermatologist

• A neurologist

• An orthopedic surgeon

What is the humorous note about the tibia in the video?

• It's a type of fish.

• It's a bone in the arm.

• It's a bone in the leg.

• It's a type of dance.