1. Cartilage: organ=Cartilage tissue+perichondrium

---skin is the largest organ of the body, it constitutes about 16% of body weight ---its total surface area is about 1.2-2.2 m2 ---function: protection, sensory reception, excretion and thermoregulation

1. General description (1) components: ---cell: muscle fiber-myofiber elongated thread-liked Sarcolemma Sarcoplasm sarcoplasmic reticulum: SER

1. Components: ---small gland or endocrine cell: islet of pancreas and corpus luteum ---endocrine gland: Thyroid gland Parathyroid gland Adrenal gland Pituitary gland(hypophysis) Pineal body

---small gland: fundis gland, small intestinal gland ---large gland: salivary gland, pancreas, liver

1. Components ---kidney : produce urine ---ureters ---bladder -cavity organs, conduct, store and ---urethra remove the urine ---functions: remove waste products of metabolism regulate the homeostasis secrete some bioactive factors- renin, erythropoietin

1. Components ---ovary: produce ovum secrete female sex hormones ---oviduct: duct for fertilized ovum(zygote) passing through place where fertilization takes place ---uterus: organ where the fetus grow up ---vagina

---a science which study the processes and regulations of development of human fetus.(from 1 cell(zygote) to (5-7)X1012 cells ) ---total 38 weeks: preembryonic period: before 2 weeks

浙江大学医学院：《组织学与胚胎学 HISTOLOGY & EMBRYOLOGY》课程教学资源（PPT讲稿）Male and Female Reproductive Systems（男性生殖系统 Male Reproductive System）

浙江大学医学院：《组织学和胚胎学》课程教学资源（PPT课件）General embryology