WorksheetsSkeletal Muscle Structure
Total questions: 23
Worksheet time: 13mins
What is the main function of the muscular system?
Movement
Blood filtration
Excretion of waste
Calcium homeostasis
How do muscles produce movement?
Muscles contract by pushing bones
Muscles contract by pulling bones
Muscles contract by pushing and pulling bones
Muscles do not produce movement
Which of the following is NOT a function of the muscular system?
Maintain posture
Stabilize joints
Generate heat
Filter toxins and excess waste from blood
What do prime movers (agonists) do?
Most responsible for producing a certain movement
Oppose or do the reverse of a certain movement
Stabilizing across a joint
None of the above
What do antagonists do?
Most responsible for producing a certain movement
Oppose or do the reverse of a certain movement
Stabilizing across a joint
None of the above
What do synergists do?
Most responsible for producing a certain movement
Oppose or do the reverse of a certain movement
Stabilizing across a joint
None of the above
Which of the following is NOT a type of muscle tissue?
Smooth
Rough
Cardiac
Skeletal
TRUE OR FALSE: Every muscle is its own organ with its own blood vessels, nerves, and connective tissues.
True
False
Which of the following is the correct order of muscle structures going from largest to smallest
Muscle --> Muscle fascicles --> Muscle fibers --> Myofibrils --> Sarcomeres
Sarcomeres --> Myofibrils --> Muscle fibers --> Muscle fascicles --> Muscles
Muscle --> Muscle fibers --> Muscle fascicles --> Sarcomeres --> Myofibrils
Muscle fibers --> Muscle fascicles --> Muscle --> Myofibrils --> Sarcomeres
Which of the following is also known as a muscle cell?
Muscle
Myofibril
Sarcomere
Muscle fiber
Which connective tissue wraps around the entire outside of the muscle?
Perimysium
Epimysium
Endomysium
Which connective tissue wraps around the entire outside of each fascicle?
Perimysium
Epimysium
Endomysium
Which connective tissue wraps around the entire outside of each muscle fiber?
Perimysium
Epimysium
Endomysium
Which structure is A? (Hint: largest structure)
Muscle
Epimysium
Muscle fiber
Myofibril
Which structure is B?
Muscle
Epimysium
Muscle fiber
Myofibril
Which structure is C? (hint: whole bundle)
Muscle fiber
Fascicle
Epimysium
Perimysium
Which structure is D? (hint: tissue)
Muscle fiber
Fascicle
Epimysium
Perimysium
Which structure is E?
Muscle fiber
Fascicle
Epimysium
Perimysium
Which structure is F? (hint: tissue)
Muscle fiber
Endomysium
Epimysium
Perimysium
Which structure is G?
Muscle fiber
Endomysium
Sarcomere
Perimysium
Which structure is H?
Muscle fiber
Myofibril
Sarcomere
Perimysium
Which structure is I?
Myosin
Myofibril
Sarcomere
Actin
Which structure is J?
Myosin
Myofibril
Sarcomere
Actin
