Longer Stimulation (1/2 Sec) of the Arm Region of a Monkey's

question 84

Multiple Choice

Longer stimulation (1/2 sec) of the arm region of a monkey's motor cortex results in:

• A) brief muscle twitches of the arm.
• B) repetitive muscle twitches of the fingers.
• C) a fixed set of muscle movements such as contraction of the biceps.
• D) a fixed outcome using different muscle movements depending on the initial position of the arm.

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Definitions:

Collagen And Elastin

Proteins found in connective tissues where collagen provides strength and elastin allows stretch and elasticity.

Extracellular Matrix

A complex network of proteins and carbohydrates that surrounds and supports cells within tissues.

Nervous Tissue

A type of tissue in animals that is specialized for the transmission of electrical impulses and communication throughout the body.

Muscle

Tissue composed of fibers capable of contracting to effect bodily movement.