Download Skeletal System Webquest

Name: ________________________________ Block: ______ Date: ________________
Muscular System Webquest
Site 1: Use the following website to answer the questions below.
http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/M/Muscles.html
1. Why is skeletal muscle called skeletal muscle?
2. What is another name for skeletal muscle?
3. Skeletal muscle only exerts force when it does what?
4. Why do skeletal muscle cells have many nuclei and mitochondria?
Site 2: Visit this site and answer the questions that follow.
http://www.bbc.co.uk/schools/gcsebitesize/pe/appliedanatomy/3_anatomy_muscles_rev4.shtml
Play with the animation using the arrows on the left.
1. When the elbow flexes, what happens to the biceps? What happens to the triceps?
2. When the elbow extends, what happens to the biceps? What happens to the triceps?
3. Draw the diagram in the space below. Label the biceps, humerus, radius, tendons (2), triceps, and ulna.
4. Why must many muscles work in opposing or antagonistic pairs?
Skeletal System Webquest
Site 3: http://hes.ucfsd.org/gclaypo/skelweb/skel01.html
1. What is the Skeletal System?
2. How does the Skeletal System help us?
3. Who has more bones a baby or an adult?
4. Are bones alive?
5. What is a bone made of?
6. How do bones break and heal?
7. What are joints?
Site 4: http://kidshealth.org/en/kids/bones.html
1. How many bones is the human body made up of?
2. Name 3 types of joints and give an example of each. (Where are they located?)
3. Define BONE MARROW and what its job is.
4. What is the job of the rib cage? How many pairs of ribs do humans have?
5. Give the name of the body part that holds bones together at the joint.
6. List at least 3 things you can do to protect and strengthen your bones.
For the remaining questions, Do Research on the Internet.
1. What are the 5 functions of the skeletal system and give a description of each.
2. What is the difference between ligaments and tendons?
3. How does the number of bones and the amount of cartilage you change as you get older?
4. What does the axial skeleton consist of?
5. What does the appendicular skeleton include?
6. Why do people often become shorter when they get older?