Supraventricular

Supraventricular: It refers (especially) to impulses generating from above the ventricles such as in the atrium or AV junction.

Refractory period

Refractory period: The time period immediately after a stimulus during which any nerve or cardiac muscle loses the ability to further stimulus of threshold intensity.

Rectifier

Rectifier: It refers to a device for changing alternating voltage to direct voltage.

Paresthesia

Paresthesia: An unusual or abnormal form of sensation on the skin causing some type of tingling or burning sensation.

Lupus erythematosus

Lupus erythematosus: An inflammatory disease which affects mostly connective tissues. It may cause skin lesions or it may affect the joints or any other internal organs.

Inotropic

Inotropic: It refers to the effect on contraction of muscles.

Hallucination

Hallucination: A perception or strong imagination of seeing, hearing or other types sensing.