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Author Question: Which statement about motor units and their activation is FALSE? (Read 62 times)

Pineapplelove6

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on: Apr 11, 2021

Question 1

Motor units that control skeletal muscles involved with fine motor movements (eye muscles or the hands) have ________ muscle fibers than motor units that control more gross movements (gastrocnemius muscle of the lower leg).
◦ more
◦ fewer
◦ the same number of

Question 2

Which statement about motor units and their activation is FALSE?
◦ A motor unit in muscles of gross movement can have thousands of muscle cells.
◦ The metabolic capacity of muscle fibers within a motor unit can be altered.
◦ A weak contractile stimulus activates fast-twitch motor units.
◦ All muscle fibers in a single motor unit are of the same fiber type.
◦ At its peak intensity, a contractile stimulus will activate muscle fibers that are easily fatigued.
Human Physiology: An Integrated Approach ¦ Silverthorn ¦ 8th Edition
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Marked as best answer by Pineapplelove6 on Apr 11, 2021

xMRAZ

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Reply #1 on: Apr 11, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Pineapplelove6

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Reply 2 on: Apr 11, 2021
Excellent

apple

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Reply 3 on: Yesterday
Gracias!

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