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6. Which fibre connects bone-to-bone?
7. In the Kreb's cycle, how many times is the 5C form molecule decarboxylated and dehydrogenated?
8. What form of phosphorylation takes place during glycolysis?
- Substrate level
- Oxidative
9. By what process does H+ renter the mitochondrial matrixduring aerobic respiration?
- Chemiosmosis
- Diffusion
- Osmosis
10. Which node creates the second electrical impulse in the heart?
11. Which part of the brain controls breathing rate?
- Medulla
- Thalamus
- Hypothalamus
12. In alcoholic fermentation what is the name of the enzyme present?
- Cytochrome oxidase
- Alcohol dehydrogenase
- Lactate dehydrogenase
13. What units are used to measure cardiac output?
14. What is the name for the zone where actin does not overlap myosin?
15. Within which component are purkyne fibres found?
- SAN
- Bundle of his
- Right ventricle
16. What substance attaches to a troponin molecule to initiate the filament sliding theory?
17. When using a spirometer, what is used to absorb carbon dioxide from aerobic respiration?
- Soda lime canister
- Water
- Medical grade H+
18. Which form of fibre has a higher level of myoglobin?