Directions: For each of the following exercises write the type of contraction (concentric, eccentric, or isometric)...

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Medical Sciences

Directions: For each of the following exercises write the typeof contraction (concentric, eccentric, or isometric) occurring ineach muscle group (quadriceps and hamstrings). If no contractionoccurs, write “none.” In some instances you may have more than onetype of contraction in the same muscle groups throughout variousportions of the exercises. If so, list them in the order ofoccurrence.

Exercise

Quadriceps

Hamstrings

a. Lie prone with your knee in full extension.

1.) Maintain your knee in full extension.

2.)Slowly flex your knee maximally.

3.) Maintain your knee in full flexion.

4.)From the fully flexed position, extend your knee fully butstop immediately before reaching maximal extension.

5.) From the fully flexed position, slowly extend your kneefully.

b. Begin sitting on the edge of a table with your knee in fullextension.

1.) Maintain your knee in full extension.

2.) Slowly flex your knee maximally.

3.) Maintain your knee in full flexion.

4.) Maintain your knee at approximately 90 degrees offlexion.

5.) From the fully flexed position, slowly extend your kneefully.

c. Stand on one leg and move the other knee as directed.

1.) Slowly flex your knee maximally.

2.) Maintain your knee in the fully flexed position.

3.) From the fully flexed position, slowly extend your kneefully.

Answer & Explanation Solved by verified expert
4.1 Ratings (724 Votes)
aLie prone with your knee in full extension 1 maintain your knee in full extention Quadriceps no action gravity is pulling the tibia down Hamstrings no action due to the design of the joint hard end feel 2Slowly flex your knee maximally Quadriceps 1st phase no action 2nd phase eccentric Hamstrings1st phase concentric 2nd phase no action    See Answer
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