Endocrine & Metabolic Diseases Flashcards
Hormones
Endocrine
A molecule that is released in one part of the body but regulates activity of cells in other parts. (Interstitial fluid)
Hormone
2 Categories of Endocrine Disorders
Excessive amount of hormone or deficit of a hormone.
Insufficient secretion of growth hormone during childhood. Epiphyseal plates close before normal height is reached.
Pituitary Dwarfism
Over secretion of growth hormone in adulthood.
Acromegaly
Autoimmune disorder in which a person produces antibodies that mimic actions of Thyroid Stimulating Hormone (TSH). (Grave’s Disease) More common in women than men.
Hyperthyroidism
Lack of production and secretion of thyroid hormones.
Hypothyroidism
Condition results in thyroid dwarfism and mental retardation. (hyperthyroidism)
Cretinism
When it occurs in adults. (hyperthyroidism)
Myxedema
Breakdown of muscle proteins and redistribution of body fat.
Adrenal Gland Disorder (Cushing’s Syndrome)
Hyposecretion of glucocorticoids and aldosterone.
Adrenal Gland
Insulin is formed by the beta cells within the islets of Langerhans in the pancreas.
Diabetes Mellitus
Polyuria
Excessive urine.
Polydipsia
Excessive thirst.
Polyphagia
Excessive hunger.