List Two of the Hypotheses Developed to Explain the Increase

question 172

Essay

List two of the hypotheses developed to explain the increase in low birthweight in the United States.

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Definitions:

Carbon Dioxide

An invisible, scentless gas generated from the combustion of carbon and organic substances, as well as through the process of breathing. It exists naturally in the atmosphere and is taken in by plants during the process of photosynthesis.

Lactic Acid

A chemical byproduct of anaerobic respiration, mostly known for causing muscle fatigue and soreness during intense physical activity.

Epiglottis

A thin, flexible structure that guards the entrance to the larynx, preventing food from entering the airway during swallowing.

Nasal Cavity

The large air-filled space behind the nose, involved in breathing and smelling, lined with mucous membranes to filter, warm, and humidify air.