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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