As a whole, skeletal dysplasias are not common. They affect one in every 4,000-5,000 births, although the incidence may be higher since the symptoms may not manifest until early childhood, when short stature, joint abnormalities or other complications arise.
Role of Hormones in the Body. Hormones play a role in nearly every aspect of the bodyâs day to day functioning. For example, they regulate sexual functioning, menstruation, pregnancy, bone health, and the bodyâs overall mood and emotions.
Peptide Hormones and Protein Hormones: Examples of peptide hormones are hypothalamic hormones (e.g., antidiuretic hormone (ADH), Oxytocin). Protein hormones include insulin, glucagon, pituitary hormones (e.g., growth hormone, thyroid stimulating hormone), thyrocalcitonin hormone, parathyroid hormone. 3. Iodothyronines: Iodothyronines is group of iodinated amino acids with a diphenyl ether ring system in the side chain.