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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

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Thyroid conditions may make getting pregnant impossible.

The functional structure of the peripheral nervous system. (A) Afferent or sensory neurons carry sen The functional structure of the peripheral nervous system. (A) Afferent or sensory neurons carry sen
muscles nerves bones muscles nerves bones
Glucose carrier in tubule Glucose carrier in tubule
Stretching the shoulder muscles with arm in horizontal flexion. Stretching the shoulder muscles with arm in horizontal flexion.
Stretch the cervical muscles with neck in lateral flexion. Place one hand on the shoulder and the ... Stretch the cervical muscles with neck in lateral flexion. Place one hand on the shoulder and the ...
Landmarks for urinary assessment: The rectus abdominis muscles and the symphysis pubis Landmarks for urinary assessment: The rectus abdominis muscles and the symphysis pubis
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