Glossary H

Glossary H

Heroin refers to a drug produced by chemically processing morphine. It is more potent than morphine and has become the major opiate drug of abuse

Herpes is defined as a highly contagious viral infection that causes eruptions of the skin or mucous membranes.

Herpes encephalitis is defined as an infection that aggressively attacks the medial temporal and orbital frontal areas, resulting in the destruction of much of the limbic system, especially the hippocampus.

Herpes simplex I (HSV-I) refers to a viral infection that causes cold sores on the face or lips.

Herpes simplex II (HSV-2) refers to a viral infection that is sexually transmitted and causes genital ulcerations.

Herpes simplex virus (HSV) refers to the virus that causes herpes.

Deutsch: Hertz (Hz) / Español: Hertz (Hz) / Português: Hertz (Hz) / Français: Hertz (Hz) / Italiano: Hertz (Hz) /

Hertz (Hz) is defined as the unit for designating the frequency of a tone. One Hertz equals one cycle per second.

Heschl's gyrus is a gyrus of the superior temporal lobes known as the primary auditory cortex usually larger in area in the right hemisphere because two gyri are often present. Heschl's gyrus plays a role in non-speech and musical processing.