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Tense laid back ear position indicating unhappiness. Mouth and lips are also tense, which may indica
The digestion of carbohydrates, proteins, and fats.
Breast cancer. Notice the tumor growing within a lactiferous gland, which occurs in infiltrating duc
Mechanical ventilation. The photograph shows a patient receiving breathing assistance by the use of
An upward-sloping spark line usually indicates a mechanical engine problem or a lean air–fuel ...