Definition. Methicillin-resistant Staphylococcus aureus (MRSA) infection is caused by a type of staph bacteria that's become resistant to many of the antibiotics used to treat ordinary staph infections.efinition. Methicillin-resistant Staphylococcus aureus (MRSA) infection is caused by a type of staph bacteria that's become resistant to many of the antibiotics used to treat ordinary staph infections.
Contraindications and Precautions: 1  Vasopressin is a potent vasoconstrictor and can cause cardiac ischemia, angina and bronchoconstriction. 2  Water intoxication can occur. 3  Extravasation of the drug can cause tissue necrosis. 4  If the patient has a known hypersensitivity to vasopressin, this drug is contraindicated. 5  The pregnancy category for 6  ... Use ...
Baroreceptors are stretch receptors and respond to the pressure induced stretching of the blood vessel in which they are found. Baroreflex induced changes in blood pressure are mediated by both branches of the autonomic nervous system-that is the parasympathetic and sympathetic nerves. Baroreceptors are active even at normal blood pressures so that their activity informs the brain about both increases and decreases in blood pressure.