---Digestive system: Digestive tract Digestive gland

1. Components ---nose ---pharynx ---larynx ---trachea ---bronchi ---lung

1. Components: ---testis: produce the male germ cells- gametes(sperm) produce androgen-testosterone ---gernital ducts: store and conduct the sperm epididymis ductus deferens ejaculatory duct

1. Development of branchial apparatus * branchial apparatus: including branchial arch, branchial groove, branchial membrane and branchial pouch

---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

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

一、鳃器的发生 鳃器：是鳃弓、鳃沟、咽囊和鳃膜的总称

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

General outline small digestive glands distributed in the wall of digestive tract esophageal glands, gastric glands and intestine glands large digestive glands outside the wall of digestive tract salivary glands, liver and pancreas

General outline Blood vascular system Heart Arteries Capillaries veins Lymphatic vascular system Lymphatic capillaries Lymphatic vessel Lymphatic ducts