HIV Full Form Explained

The question asks for the meaning of the acronym HIV.

HIV stands for Human Immunodeficiency Virus. This is the correct expansion among the choices provided.

Understanding HIV

HIV is a virus that attacks the body's immune system, specifically the CD4 cells (also called T cells). These cells are crucial for fighting off infections.

Why Other Options Are Incorrect

• Human Infectious Virus: While HIV is infectious, this is not the specific name. The key term is "Immunodeficiency."
• Highly Infectious Virus: This term describes the *degree* of contagiousness but isn't the actual name of the virus.
• High Intensity Virus: This phrase doesn't accurately describe the virus or its function.

Meaning of Immunodeficiency

The term 'Immunodeficiency' is important because it describes what the virus does. An immunodeficiency is a state where the immune system's ability to fight infectious disease is compromised or entirely absent. When HIV damages the immune system, the body becomes more vulnerable to various infections and cancers.

Key Points

• H - Human: Indicates the virus affects humans.
• I - Immunodeficiency: Refers to the weakening of the immune system.
• V - Virus: Identifies the type of pathogen.

Understanding the full name helps clarify the nature and impact of this virus on human health.