1. Thymus
1.1. #behind lungs 🫁 #Ventralside of aorta #dev. Immune system #sec. Thymosine ( peptide H 🌹) T - lymphocytes defferenciat & CMI Antibodies & Hl🌹 Immune response weak old me
2. Pair Kidney me 2 types tissue 1_AMedulla 2_ACortex 1- 2🌹 adrenaline & nonadrenaline - (emergency 🚑 🌹 ) ,{[[[ (CATECHOLAMINES) #Breakdown of glycogen,lipid & protien #⬆️con. glucose in blood 🍒 Alertness,sweating ,pupilary dilution ,piloerection (hair fail) ❤️ ⬆️, 2- Addison's disease- carbohydrates metabolism
3. 4️⃣ PG Pair each PTH secretion- Circulating level of Ca2+ ions⬆️ digestion #act on bone 🦴 # Bone reabsorption 🦴🍗 HYPERCALEMIC H🌹 TCT balance ⚖️ Ca+
4. Human endocrine system
4.1. Pi P T T Pa P A Gonads
4.2. EG ^^^ & H√√√
4.2.1. Hypothalamus (🧠)
4.2.1.1. #forebrain 🧠 #basal of diencephalon #neurosecretory cell= nuclei :H #synthesis & secretion of PH
4.2.1.2. 😂2 types😭 😂R H 🌹&😭 I H🌹
4.2.1.3. RH😂 eg . GnRH Stimulate PH release Gntp
4.2.1.4. 😭IH Inhibit PH i.e Somatostatin
4.2.1.5. H - A - N
4.2.1.5.1. PCS pass
4.2.2. Pituitary gland 🤯
4.2.2.1. #Sella tursica & #Attached to hypothalamus
4.2.2.2. 2 types AH & NH Adenohypophysis Neurohypopysis
4.2.2.2.1. NH
4.2.2.3. AH 2 types #pars distalis ( PD) # pars intermedia (PI)
4.2.3. Pineal gland
4.2.3.1. #dorsal side of forebrain H🌹- melatonin - imp role #metabolism #pigmentation 🍒 # Menstrual cycle # defense #body temperature 🌡️ #REGULATION OF 24 HOUR'S RHYTHM OF BODY
4.2.4. Thyroid gland
4.2.4.1. 2️⃣lobe 🌐 Trachea present Isthmus connect 💕
4.2.4.2. Follicles & stromal tissue
4.2.4.2.1. Follicles cell 2️⃣ 🌹H T4 & T3 (iodothyronine) Namak ( iodine) H 🌹 Syn ⬇️ Hypothyroidism & large TG = (GOITRE) ⬇️ Pregnancy baby growth 📉 Mental retardation 🧠 Intelligent ⬇️ Skin ⬇️ Female #Menstrual cycle irregular
4.2.5. Parathyroid gland
4.2.6. Adrenal glands
4.3. Gas ,L, K,❤️
5. PD = anterior pituitary 🥱🥱Produce🥱🥱 GH - more - gigantism less - pituitary dwarfism Excess - Acromegaly - 😈 face - ☠️ death' ,PRL - milk 🍼 formation ,TSH -TH ,ACTH - Glucocorticoid from adrenal cortex ,LH ,FSH -gonadotropin MALE ♂️ LH - androgen 🍌 FSH & Androgen- spermatogenises FEMALE♀️ LH - ovulation (graafian follicles) Maintain ( corpus luteum) FSH - Growth & dev. Ovarain follicles. PI = secrete - H🌹- MSH MSH - pigmentation skins 🤞 melanin cell BOTH ARE MERGE PD & PI
6. Endocrine glands and Hormones
6.1. Hormones
6.1.1. Non nutrition chemical , intercellular msger,trace amt.
6.1.2. Inverebrate SEF and vertebrate LC