Understanding the Skeleton and Joints

What is one of the primary functions of the skeleton?

• To digest food

• To support the body

• To store fat

• To produce hormones

Which of the following is NOT a function of the skeleton?

• Protection of vital organs

• Production of blood cells

• Facilitation of movement

• Regulation of body temperature

Where do bones meet in the body?

• At tendons

• At muscles

• At ligaments

• At joints

Which joint in the body does not allow movement?

• Elbow

• Shoulder

• Knee

• Skull

What is the primary function of ligaments in a joint?

• To store minerals

• To connect bones together

• To generate movement

• To produce blood cells

What role does cartilage play in a joint?

• It reduces friction and acts as a cushion

• It produces synovial fluid

• It stores calcium

• It connects muscles to bones

What is the purpose of the fluid found in joints?

• To increase friction

• To reduce friction

• To harden the bones

• To connect ligaments

How does reducing friction in joints benefit the body?

• It enhances muscle growth

• It speeds up blood circulation

• It prevents damage to bone ends

• It increases bone density

Which part of the joint acts as a shock absorber?

• Muscle

• Bone

• Cartilage

• Ligament

What is the main topic of the video?

• The circulatory system

• The skeleton and joints

• The nervous system

• The digestive system