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Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Changes that occur during an action potential. Changes that occur during an action potential.
Animals of Hindustan monkeys called bandar that can be taught to do tricks Animals of Hindustan monkeys called bandar that can be taught to do tricks
Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
Action of penicillinase Action of penicillinase
Phases of the myocardial action potential. Ion movements during each phase are shown. Phases of the myocardial action potential. Ion movements during each phase are shown.
Action of FMRP protein in normal and fragile-X cells Action of FMRP protein in normal and fragile-X cells
Video: Fertilization and Development

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