When a Marathon Runner Experiences the Phenomenon Known as "Hitting

question 51

Multiple Choice

When a marathon runner experiences the phenomenon known as "hitting the wall," what nutrient is most likely depleted?

• A)Water
• B)Protein
• C)Glucose
• D)Fatty acids
• E)Lactate

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Definitions:

Contractions

The process of muscles becoming shorter and tighter, often referring to the process of childbirth where the muscles of the uterus tighten.

Parkinson's Disease

Parkinson's Disease is a progressive neurological disorder that affects movement, causing tremors, stiffness, and difficulty with walking, balance, and coordination.

Dopamine

A neurotransmitter involved in controlling the brain's reward and pleasure centers, and regulating movement and emotional responses.

Myelin Sheath

A fatty layer that encases the axons of some nerve cells, facilitating the rapid transmission of nerve impulses.