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ventricle – n. one of two areas in the heart that pump blood out to the body
abnormally – adv. different from what is normal or average; unusual, especially in a way that causes problems
chamber – n. a small space inside something (such as a machine or your body)
acute – adj. of or related to sharpness or severity; having a sudden or sharp rise, and short course; being, providing, or requiring short-term medical care; lasting a short time
estrogen – n. a substance (called a hormone) produced naturally in women
testosterone – n. a substance (called a hormone) produced naturally in men and male animals
