Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000486
Allergy and Immunology
A medical specialty concerned with the hypersensitivity of the individual to foreign substances and protection from the resultant infection or disorder.
Immunology,Allergy Specialty,Allergy, Immunology,Immunology and Allergy,Immunology, Allergy,Specialty, Allergy
D000818
Animals
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA.
Animal,Metazoa,Animalia
D013950
Thymus Gland
A single, unpaired primary lymphoid organ situated in the MEDIASTINUM, extending superiorly into the neck to the lower edge of the THYROID GLAND and inferiorly to the fourth costal cartilage. It is necessary for normal development of immunologic function early in life. By puberty, it begins to involute and much of the tissue is replaced by fat.