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6. What is peristalis?

  • Muscle contractions that moves food along digestive tract.
  • Muscles that have delay reactions
  • Muscles that are in the pelvic region
  • Muscles that move the joints

7. Which of these is NOT a type of muscle?

  • Myogenic
  • Involuntary
  • Cardiac
  • Voluntary

8. Which two proteins make up the filaments in muscles?

  • Myosin and Actin
  • Collagen and Keratin
  • Meat and Flesh
  • Haemoglobin and Actin

9. The sinoatrial node is made of '___________'

  • specialised excitatory and conductive fibres
  • atrial muscle
  • ventricular muscle
  • skeletal muscle

10. What is a sarcomere?

  • The correct term for a muscle cell
  • An organelle
  • The smallest contractile unit of a muscle
  • A circular bundle of muscle cells

11. What is the name of the cell surface membrane that surrounds muscle fibres?

  • Intercalated disc
  • Sarcolemma
  • Sarcomere
  • Mysosin

12. Muscle cells do NOT contain:

  • Extensive Sarcoplasmic Reticulum
  • Chloroplasts
  • Many Mitochondria
  • Myofibrils

13. What does 'involuntary muscle' mean?

  • A muscle that did not volunteer to be a muscle and is quite frankly upset that it is a muscle.
  • A muscle that leads to the movement of the skeleton at the joints.
  • A muscle that is not under concious (voluntary) control.
  • A muscle that is damaged and involuntarily spasms.

14. What is the action of smooth muscle in the iris?

  • Makes the eye smooth to the touch
  • Controlling the intensity of light entering the eye
  • Protects the eye from debris
  • Helps you to see better

15. Which of these is NOT a type of cardiac muscle?

  • Ventricular
  • Myogenic
  • Specialised excitatory and conductive muscle fibres
  • Atrial

16. In which of these places is smooth muscle NOT found?

  • At the joints of the arm
  • Iris of the eye
  • Walls of the intestine
  • Wall of aterioles

17. What does 'myogenic' mean?

  • Only contracts when there is a nerve impulse
  • Able to contract at the speed of light
  • Able to stimulate a contractions without a nerve impulse
  • Can only be found in the feet

18. Voluntary Muscle is NOT also known as

  • Striated
  • Smooth
  • Skeletal