What is PCP? How was it once used clinically, and why was it withdrawn from legal use?

What will be an ideal response?


PCP—phencyclidine—was originally used as an anesthetic. It allowed patients to remain conscious yet feel no pain during a medical procedure, and afterward, they would experience amnesia for the time the drug had been in their system. However, its effects are unpredictable and sometimes drastic, ranging from pain relief and euphoria to nausea and vomiting, increased blood pressure, seizures, hallucinations, violent outbursts, delirium, coma, and even death. For this reason, it was withdrawn from clinical use.

Health & Biomechanics

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Which of the following is incorrect pertaining to the supraspinatus muscle?

A) It is innervated by a nerve that also supplies cutaneous innervation to the lateral surface of the proximal arm. B) It initiates the process of abduction of the arm. C) It is associated with painful abduction when the subacromial bursa is inflamed. D) It is one of four muscles comprising the rotator cuff. E) During arm abduction against resistance, the muscle can be palpated.

Health & Biomechanics

Opportunistic infections affect patients with anemia

Indicate whether the statement is true or false

Health & Biomechanics

What is the approximate minimum time to achieve significant strength gains in a strength-training program?

A) ?first 5 days of training B) ?first 2 weeks of training C) ?first 8 weeks of training D) ?first 10 days of training E) ?first month of training

Health & Biomechanics

Growth hormone

A. is released from the anterior pituitary. B. increases gluconeogenesis in the liver. C. spares plasma glucose during exercise. D. All of these are true.

Health & Biomechanics