The Muscles That Initiate Flexion at the Elbow Joint (Biceps

question 110

Multiple Choice

The muscles that initiate flexion at the elbow joint (biceps brachii and brachialis) are innervated by what nerve from the lateral cord?

• A) ulnar
• B) musculocutaneous
• C) median
• D) radial

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Definitions:

Melatonin Secretion

The release of melatonin, a hormone regulated by the pineal gland, which influences sleep-wake cycles and circadian rhythms.

Half-Lives

The time required for a quantity to reduce to half its initial amount, often used to describe the decay of radioactive substances or the elimination of drugs from the body.

Lipid-Soluble

Refers to a substance's ability to dissolve in fats, oils, and non-polar solvents.

Rapid Onset

A situation or condition that develops or occurs suddenly and progresses quickly.