Primary lymphoid organs
Introduction to Lymphoid Organs Lymphocytes, which are immature and generated in hematopoiesis gets mature and become committed to a particular antigenic specificity within the primary...
Major endocrine glands, their hormones and functions
Introduction The glands which do not have any duct are called ductless glands or endocrine glands. Literally, the term ‘endocrine’ means internally secreting. Their secretions...