This classification is based on the way these drugs are used for the treatment of a particular condition. Inotropic, Chronotropic and Dromotropic are different types of cardiac drugs. This classification is based on the way these drugs are used for the treatment of a particular condition. Inotropic drugs affect the force of cardiac contraction. Chronotropic drugs affect the heart rate. Dromotropic drugs affect conduction velocity through the conducting tissues of the heart.
ectoparasite noun a parasite which lives on the skin or outer surface of its host but feeds by piercing the skin. Compare endoparasite
An ectopic pregnancy is a pregnancy which is not in the normal place (the womb). Ectopic means 'misplaced'. It occurs in about 11 in 1,000 pregnancies. Although many ectopic pregnancies are now treated without the need for an operation, you should always see a doctor urgently if you think you have an ectopic