front 1 ![]() What is the contraction in graph (a) called? | back 1 Treppe |
front 2 ![]() What is thought to happen in a muscle during the response shown in
graph (a)? | back 2 There is a gradual increase in calcium ion concentration in the sarcoplasm |
front 3 ![]() To produce a contraction similar to the one in graph (b), the muscle _________. | back 3 Must be stimulated again before it has relaxed from the previous stimulation |
front 4 ![]() Why is there partial relaxation in graph (c)? | back 4 Nerve stimulation frequency is below maximum |
front 5 ![]() What is the contraction in graph (d) called? | back 5 Complete tetanus |
front 6 ![]() Identify the structure labeled "1."
| back 6 mitochondria |
front 7 ![]() Which of the following are found in the structure labeled "3"?
| back 7 All of the answers are correct. |
front 8 ![]() What physiological process occurs in the structure labeled "7"?
| back 8 conduction of the actin potential into the cell interior |
front 9 ![]() What is released from the structure labeled "9"?
| back 9 calcium ions |
front 10 ![]() Where would calcium ions be predominately found?
| back 10 9 |
front 11 ![]() Which structure has pumps to remove calcium ions from the sarcoplasm to produce relaxation?
| back 11 6 |
front 12 ![]() Where are the myosin molecules located?
| back 12 5 |
front 13 ![]() Which structure contains the motor end plate?
| back 13 2 |
front 14 ![]() Identify the structure where ATP is produced.
| back 14 1 |
front 15 ![]() Identify the structure(s) where ATP is consumed?
| back 15 3 and 6 |