Component 1 Topic 1 Quiz 1

What is the primary function of the skeletal system?

• Production of hormones
• Facilitating movement
• Pumping blood
• Digesting food

How many bones are in the adult human body?

• 100
• 206
• 300
• 500

Which of the following is NOT a type of synovial joint?

• Ball-and-socket joint
• Hinge joint
• Pivot joint
• Fixed joint

What is the purpose of synovial fluid in joints?

• Provides energy for movement
• Cushions and lubricates the joint
• Initiates muscle contraction
• Supplies oxygen to joint tissues

The knee joint is an example of a:

• Hinge joint
• Pivot joint
• Ball-and-socket joint
• Fixed joint

The bone in the upper arm is called the:

• Ulna
• Radius
• Femur
• Humerus

What are ligaments responsible for in joint stability?

• Lubrication of the joint
• Storing energy for movement
• Attaching muscle to bone
• Connecting bone to bone

The skull is an example of which type of joint?

• Hinge joint
• Fixed joint
• Pivot joint
• Ball-and-socket joint

Which component of the skeletal system is essential for the production of red blood cells?

• Bones
• Ligaments
• Cartilage
• Bone marrow

How does regular exercise impact the skeletal system?

• Reduces the number of bones in the body
• Weakens ligaments and tendons
• Increases bone density and strength
• Causes cartilage to become rigid