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Bacteria are larger, easily grown in the lab, and can be seen with regular microscopes. Generally they can be treated successfully with antibiotics however, many bacteria are now becoming resistant to antibiotics.
Viruses are so small that they can only be seen with an electron microscope, cannot be grown on artificial media, and are not successfully treated by antibiotics.
horizontal body plane, divides body into top and bottom sections; across or through
vertical body plane, through trunk of body; if exactly through middle , it is midsaggital, and divides the body into equal right and left sides.
vertical body plane, divides body into front and back sections (anterior and posterior) standing
starting at the neck: cervical vertebrae (7), thoracic or dorsal (12), lumbar (5), sacral (5,fused), coccyx or tailbone (4)
the appendages that hang from the axial skeleton; upper and lower extremities (includes shoulder and pelvic girdle)
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