angiotensin

Juxtaglomerular Apparatus

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Juxtaglomerular Apparatus

It is seen that a part of the distal convoluted tubule (at the junction of its straight and convoluted parts) lies close to the vascular pole of the renal corpuscles that is between the afferent and efferent arterioles. The muscle cells in the wall of the afferent arterioles are modified in this region. They are … Read more

Major endocrine glands, their hormones and functions

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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 are called internal secretions or hormones. These are released directly into the blood, which carries them to different parts of the body, and where they coordinate their metabolic activities. They … Read more