| Date | May 2021 | Marks available | 1 | Reference code | 21M.1.SL.tz0.16 |
| Level | Standard Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Question number | 16 | Adapted from | N/A |
Question
What is an example of an isotonic eccentric contraction for the triceps?
A. Lowering phase (elbow flexion) in a push-up
B. Lifting phase (elbow extension) in a push-up
C. Execution phase (elbow extension) when throwing a ball
D. Preparation phase (elbow flexion) when throwing a ball
Markscheme
A
Examiners report
Common higher level question. 3rd most difficult question (41.90 % correctly answered), answer B in the main distractor.
Syllabus sections
- 22M.1.SL.tz0.17: The diagram shows a downhill speed skier. What type of muscle contraction occurs in the...
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19M.2.HL:.tz0.3c:
Using an example of each, distinguish between isotonic and isometric muscle contractions.
- 19N.2.HL:.tz0.3a.iii: Outline the type of muscle contraction of the agonist at the elbow joint during the upward...
- 17M.2.SL.tz0.3a.i: Describe the following types of muscle contraction: concentric
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19M.1.SL.tz0.16:
Which type of contraction occurs in the rectus femoris while performing a squat (moving from position A to B)?
A. Isometric
B. Isotonic eccentric
C. Isotonic concentric
D. Isokinetic eccentric
- 18N.1.SL.tz0.17: Which muscle contraction occurs when the muscle lengthens under tension? A. Isokinetic B....
- 17M.2.SL.tz0.3a.ii: Describe the following types of muscle contraction: eccentric
- 17N.1.SL.tz0.17: What is the muscle contraction where length of the muscle remains the same? A. Isotonic...
- 21N.2.SL.tz0.1b: Calculate the difference between mean eccentric rate of force development for baseball and...
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20N.1.SL.tz0.16:
The diagram shows joints in motion. Which shows a muscle undergoing eccentric contraction?
[Source: © International Baccalaureate Organization 2020.]
- 20N.2.SL.tz0.6a: Analyse the movement at the knee and hip as the rower moves from position A to position B in...
