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Author Question: The data sheet for the 74 series of TTL ICs shows that Vcc has a range of 4.5 V to 5.5 V. ... (Read 8 times) |
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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.
Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.
In 1864, the first barbiturate (barbituric acid) was synthesized.