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Third Grade (Grade 3) Skin, Skeleton, and Muscles Questions

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Grade 3 Skin, Skeleton, and Muscles
          Cardiac          muscle is found only in the heart.
Grade 3 Skin, Skeleton, and Muscles
Muscles that move even when you don't think about it are called               involuntary              muscles.
Grade 3 Skin, Skeleton, and Muscles
           Skeletal           muscles help you move.
Grade 3 Skin, Skeleton, and Muscles
                Antagonistic                 muscles are pairs of muscles that work in opposite directions.
Grade 3 Skin, Skeleton, and Muscles
         Smooth         muscle is found in the intestine and the stomach.
Grade 3 Skin, Skeleton, and Muscles
          Protein          helps to grow the myofibrils that build muscle tissue.
Grade 3 Skin, Skeleton, and Muscles
What are muscles made of?
  1. stretchy bones and fibers
  2. elastic fibers and tendons
  3. stretchy cells and fibers
  4. tendons and muscles
Grade 3 Skin, Skeleton, and Muscles
When muscles become weak due to lack of use, this condition is called            atrophy.           
Grade 3 Skin, Skeleton, and Muscles
          Tetanus          is a disease that causes the masseter muscle to tighten. This illness is also known as "lock-jaw" for that reason.
Grade 3 Skin, Skeleton, and Muscles
The gluteus maximus is the           largest          muscle in the body, while the masseter is the              strongest.             
Grade 3 Skin, Skeleton, and Muscles
             Striations             are the striped appearance of long, thin muscle cells under a microscope.
Grade 3 Skin, Skeleton, and Muscles
The thickest tendon in your body is the            Achilles           tendon.
Grade 3 Skin, Skeleton, and Muscles
My muscles always PUSH my bones.
  1. True
  2. False
Grade 3 Skin, Skeleton, and Muscles
The skeleton is made out of         bones        .
Grade 3 Skin, Skeleton, and Muscles
Name the 3 types of muscles.
Grade 3 Skin, Skeleton, and Muscles
Why do you need tendons?
Grade 3 Skin, Skeleton, and Muscles
How many main types of muscles do we have?
Grade 3 Skin, Skeleton, and Muscles
Where can you find a ball and socket joint?
Grade 3 Skin, Skeleton, and Muscles
Why are joints important?
Grade 3 Skin, Skeleton, and Muscles
Name 3 reasons muscles are important.
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