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During the return phase of rowing exercise the wrist and hand joints perform extension.

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The abdominal curl-up does not strengthen the internal and external oblique abdominals unless trunk rotation is included.

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The "Kinetic Chain Concept" indicates that our extremities consist of several bony segments linked by a series of joints.

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The squat and dead lift are similar in that they both strengthen the _____.


A) hip extensors
B) hip flexors
C) knee flexors
D) trunk extensors

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During the "follow-through" phase velocity of the moving body segment progressively decreases over a wide range of motion which is usually attributable to high eccentric activity in muscles.

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During the arm pull/leg push phase of the rowing exercise the shoulder joint performs flexion.

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During the lowering phase of a "dead lift" exercise the agonist muscles of the knee include all of the following except:


A) Rectus femoris
B) Semimembranosus
C) Vastus intermedius
D) Vastus medialis

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Most physical activity, particularly those that involve the lower extremity, requires multiple joint activities involving multiple muscle groups.

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The gastrocnemius and soleus are strengthened in the lowering phase of the squat due to their eccentric contractions.

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Muscles generally function in paired opposition to an antagonistic group.

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