New answers tagged

0

The autonomic nervous system is composed of the parasympathetic and sympathetic nervous systems. The sympathetic nervous system is stimulated via adrenergic receptors. Adrenergic receptors are G protein-coupled receptors stimulated by norepinephrine (noradrenaline) and epinephrine (adrenaline). There are 4 sub-types of adrenergic receptors: Beta1-adrenergic ...


1

Gonadotropins are hormones synthesized and released by the anterior pituitary gland, which act on the testes and ovaries to increase the production of sex hormones and stimulate production of either sperm or ova. The hypothalamus contains Gonadotropin-releasing hormone (GnRH). Intermittent released of GnRH is responsible for the biosynthesis and secretion of ...


1

As a notation note, I never seen your $P_a{O_2}$ notation used except for referring to arterial partial pressure ($P_v{O_2}$ would be venous). Generically, partial pressures are usually noted as, for example, $P_{O_2}$. When we talk about partial pressures in biology, we literally mean the partial pressures: that caused by dissolved gas. Hemoglobin-bound ...


Top 50 recent answers are included