Find out the notes on Alpha-Adrenergic Receptor Blockers Alpha-Adrenergic Receptor Blockers These drugs block alpha-adrenergic receptors, leading to vasodilation and reduced blood pressure. 🔹 Classification of Alpha Blockers 1. Non-selective Alpha Blockers Block both α₁ and α₂ receptors Examples: Phentolamine […]
Adrenaline vs. Acetylcholine – Mechanism of Action ⚡ Adrenaline (Epinephrine) Type: Catecholamine (Sympathomimetic) Receptor Type: Adrenergic Receptors (GPCRs) α₁ → Vasoconstriction (↑ BP) α₂ → ↓ NE release (negative feedback) β₁ → ↑ Heart rate & contractility (↑ CO) β₂ […]
1. Autocrine Hormones Definition: Hormones or chemical messengers that act on the same cell that secreted them. Mechanism: The cell releases a substance. The substance binds to receptors on its own membrane. Function: Local regulation of cell growth, immunity, and […]
1. Introduction Uterus is a hollow, muscular, pear-shaped organ in the female pelvis. Also called the womb. Primary function: Nourishment and development of the fetus during pregnancy. 2. Location In female pelvis, between the urinary bladder (anteriorly) and the rectum […]
Beta- Lactam Antibiotics (part I) (B)- Semisynthetic penicillins Semisynthetic penicillins: Semi-synthetic antibiotics are derivatives of natural antibiotics with slightly different but advantageous characteristics. […]
Beta- Lactams Antibiotics( part -I)- (A)Pencillins Pencillins: Pencillin was the first antibiotic […]
Oogenesis occurs in the outermost layers of the ovaries. As with sperm production, oogenesis starts with a germ cell, called an oogonium (plural: oogonia), but this cell undergoes mitosis to increase in number, eventually resulting in up to one to […]