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• What is the axis around which the liver rotates?

  Fulcrum
• Which bones are found at the elbow?

  Humerus, Radius, Ulna
• What is the force applied by the user of the lever called?

  Systems effort
• What is the force of the thing you want to move called?

  Load
• What are the ball and socket joints in the body?

  Hip and shoulder
• What is the primary function of flat bones?

  Protect vital organs
• Where do adduction and abduction occur?

  Shoulder
• Where do rotation and circumduction occur?

  Shoulder
• What are the functions of the skeletal system?

  Support, protection, movement, mineral storage, blood cell production, structural shape, points for attachment
• Where do plantarflexion and dorsiflexion occur?

  Ankle
• What is the name of the fluid in the synovial joint?

  Synovial fluid
• What are examples of hinge joints?

  Elbow, knee, ankle
• Where does flexion and extension occur?

  Shoulder, elbow, hip, knee
• What bones make up the skull?

  Cranium
• How does the skeletal system allow movement?

  At a joint
• What are examples of long bones?

  Femur, tibia, fibula, humerus, radius, ulna
• What are examples of short bones?

  Patella, talus
• What are examples of irregular bones?

  Vertebrae
• What are examples of flat bones?

  Rib cage, cranium, scapula, sternum
• What does the skull protect?

  Brain
• What does the sternum protect?

  Heart
• What does the rib cage protect?

  Lungs
• What is the function of the skeletal system in terms of mineral storage?

  Calcium, phosphorus
• What is the function of the skeletal system in terms of blood cell production?

  Red and white blood cells
• What is the function of the skeletal system in terms of movement?

  Joints
• What is the function of the skeletal system in terms of muscle attachment?

  Points for attachment
• What are the three hinge joints in the body?

  Knee, elbow, ankle
• What are the ball and socket joints in the body?

  Shoulder, hips
• What is flexion?

  Narrowing of the angle at a joint
• What is extension?

  Widening of the angle at a joint
• What is abduction?

  Movement away from the midline of the body
• What is adduction?

  Movement towards the midline of the body
• What is plantarflexion?

  Widening of the ankle at the ankle joint
• What is dorsiflexion?

  Narrowing of the angle at the ankle joint
• What is rotation?

  Action of rotating around an axis or center
• What is circumduction?

  Action of rotating 360 degrees around an axis or center
• What muscles are involved in dorsiflexion?

  Tibialis anterior
• What muscles are involved in plantarflexion?

  Gastrocnemius
• What are examples of antagonist muscle pairs?

  Biceps and triceps
• What is an isometric contraction?

  Muscle contracts but its length does not change