MICROANATOMY

Detailed explanation-1: -Key Points. Most lipid hormones are steroid hormones, which are usually ketones or alcohols and are insoluble in water. Steroid hormones (ending in ‘-ol’ or ‘-one’) include estradiol, testosterone, aldosterone, and cortisol.

Detailed explanation-2: -The main class of lipid-derived hormone is the steroids which are derived from cholesterol and the eicosanoids. Steroid hormones include testosterone, estrogen and cortisol. Testosterone and estrogen are important regulators of reproductive function, secreted by both the testes and the ovaries.

Detailed explanation-3: -Lipid-derived hormones are lipid-soluble and can diffuse across cell membranes because they are non-polar. Most lipid hormones are derived from cholesterol; examples include steroids such as estrogen and testosterone.