Short Answer
As you extend your arm,two tracts work together to maintain posture and muscle tone.Muscles in your proximal limb will be excited by the [dropdown 1 and inhibited by the [dropdown 2].
Dropdown choices:
corticobulbar tract
lateral reticulosppinal tract
medial reticulospinal tract
rubrospinal tract
tectospinal tract
vestibulospinal tract
Correct Answer:

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1.medial reticulospi...View Answer
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