2 امتحان لايف Bio ||| Movement in Living Organisms
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Pos. | الاسم | تم إدخالها في | النقاط | النتيجة |
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الجدول قيد التحميل | ||||
لا تتوافر بيانات | ||||
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سؤال 1 of 24
1. سؤال
After a part of the second, the membrane of muscle fiber returns to repolarization after its stimulation due to…………………….
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سؤال 2 of 24
2. سؤال
The slow growth of the region of tendril that touches the support and the rapid growth of the region of the Tendril that doesn’t touch support causes………………
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سؤال 3 of 24
3. سؤال
By the increase of permeability of muscle cell membrane to sodium ions all of the following happen except………………….
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سؤال 4 of 24
4. سؤال
By the absence of cholinesterase enzyme from the neuromuscular junction ……………………
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سؤال 5 of 24
5. سؤال
By the absence of the phosphate groups from the tissues of skeletal muscle. ………………
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سؤال 6 of 24
6. سؤال
all of the following are reasons which may cause no muscle contraction although occurrence of stimulation except ……………………….?
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سؤال 7 of 24
7. سؤال
Part of myofibril contains 20 Z lines, how many sarcomeres, complete I bands, incomplete I bands ,A bands and H- zones?
1]Sarcomere = ………….
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سؤال 8 of 24
8. سؤال
Part of myofibril contains 20 Z lines, how many sarcomeres, complete I bands, incomplete I bands ,A bands and H- zones?
2]complete I bands =…………..
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سؤال 9 of 24
9. سؤال
Part of myofibril contains 20 Z lines, how many sarcomeres, complete I bands, incomplete I bands ,A bands and H- zones?
3]Incomplete I bands=……………….
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سؤال 10 of 24
10. سؤال
Part of myofibril contains 20 Z lines, how many sarcomeres, complete I bands, incomplete I bands ,A bands and H- zones?
4]A band = ……………..
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سؤال 11 of 24
11. سؤال
Part of myofibril contains 20 Z lines, how many sarcomeres, complete I bands, incomplete I bands ,A bands and H- zones?
5] H zone = ………………
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سؤال 12 of 24
12. سؤال
If a part of myofibril contains 5 sarcomeres what is the no of H zones ,A bands , Z lines , complete I bands and incomplete I bands.
1] H zone = ……………….
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سؤال 13 of 24
13. سؤال
If a part of myofibril contains 5 sarcomeres what is the no of H zones ,A bands , Z lines , complete I bands and incomplete I bands.
2]A bands = ……………
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سؤال 14 of 24
14. سؤال
If a part of myofibril contains 5 sarcomeres what is the no of H zones ,A bands , Z lines , complete I bands and incomplete I bands.
3]Z lines = ……………..
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سؤال 15 of 24
15. سؤال
If a part of myofibril contains 5 sarcomeres what is the no of H zones ,A bands , Z lines , complete I bands and incomplete I bands.
4]complete I bands = ………….
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سؤال 16 of 24
16. سؤال
If a part of myofibril contains 5 sarcomeres what is the no of H zones ,A bands , Z lines , complete I bands and incomplete I bands.
5]incomplete I = ……………
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سؤال 17 of 24
17. سؤال
Look at the opposite diagram then answer :
By the contraction of the muscle what happens to each of the following?
1]Z line moves ………………..
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سؤال 18 of 24
18. سؤال
Look at the opposite diagram then answer :
By the contraction of the muscle what happens to each of the following?
2]length of light area (I-band) ………………
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سؤال 19 of 24
19. سؤال
Look at the opposite diagram then answer :
By the contraction of the muscle what happens to each of the following?
3]length of semi-light area (H-zone) ……………
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سؤال 20 of 24
20. سؤال
Look at the opposite diagram then answer :
By the contraction of the muscle what happens to each of the following?
4]the length of dark area (A-band)…………………………
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سؤال 21 of 24
21. سؤال
Look at the opposite diagram then answer :
By the contraction of the muscle what happens to each of the following?
5]length of Sarcomere …………………….
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سؤال 22 of 24
22. سؤال
If you know that potential difference at rest is -70 mv, action potential is + 40 mv, Answer the following:
1]The names of each state represented by the no 1, 2 and 3 respectively are ………………..صحيحغير صحيح -
سؤال 23 of 24
23. سؤال
If you know that potential difference at rest is -70 mv, action potential is + 40 mv, Answer the following:
2]Which state represents muscle contraction 1, 2, 3or 4?
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سؤال 24 of 24
24. سؤال
If you know that potential difference at rest is -70 mv, action potential is + 40 mv, Answer the following:
3]If the curve changes to be in the opposite form, this means that ……………..
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