Polychlorinated Biphenyls (PCBs) Have Been Linked to Long-Term Health Consequences

question 43

True/False

Polychlorinated biphenyls (PCBs) have been linked to long-term health consequences including cancer and damage to the central nervous system.

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Definitions:

Vocal Cords

Paired bands of muscle tissue located in the larynx (voice box) that vibrate to produce sound when air is expelled from the lungs.

Epiglottis

A leaf-shaped flap in the throat that prevents food and drink from entering the windpipe during swallowing.

Tension

A physical or psychological state of being stretched tight which can refer to the force applied to something or a feeling of strain and anxiety.

Trachea

A cylindrical tube within the respiratory system that provides air flow to and from the lungs for respiration.