adenohypophysis
Học thuậtThân thiện
Definition
Noun: - The anterior, glandular lobe of the pituitary gland. It is a major endocrine organ that synthesizes and secretes several hormones directly into the bloodstream, regulating various bodily functions.
Usage
The term "adenohypophysis" is a precise anatomical and medical term. It is used in formal, academic, and clinical contexts (e.g., endocrinology, physiology, medicine) to refer specifically to the anterior pituitary gland. It is not used in everyday conversation.
Examples
- In a scientific description:
- In a medical context:
- In a textbook:
Advanced Usage
- Functional description: The adenohypophysis is often described as the "master gland" of the endocrine system due to its regulatory role, though this term more accurately applies to the entire pituitary gland.
- Histological context: The adenohypophysis is described as being primarily glandular or epithelial in nature, distinguishing it from the neural tissue of the posterior lobe (neurohypophysis).
Variants and Related Words
- Anterior pituitary gland: The most common synonym and less technical term for the adenohypophysis.
- Pars distalis: The largest part of the adenohypophysis.
- Pars tuberalis: A part of the adenohypophysis that wraps around the pituitary stalk.
- Pars intermedia: A small, often rudimentary region between the adenohypophysis and neurohypophysis.
- Hypophysis: A less common term for the entire pituitary gland.
Synonyms
- Anterior pituitary (gland): The standard, widely understood synonym.
- Anterior lobe of the pituitary: A descriptive synonym.
Antonyms / Contrasting Terms
- Neurohypophysis: The posterior lobe of the pituitary gland, which is neural in origin and stores hormones produced by the hypothalamus.
- Posterior pituitary (gland): The common term for the neurohypophysis.
Noun
- the anterior lobe of the pituitary body; primarily glandular in nature