The composition and distribution of superior vena cava,inferior vena cava and brachiocephalic vein The branches of hepatic portal vein The organization of lymphatic system and lymphatic vessels The arising,distribution and receiving range of thoracic duct and right lymphatic duct The position and forms of spleen Visual Organ Subject: I.Eyeball 1. Walls of eyeball:Fibrous tunic,vascular tunic and retina 2. Internal structure and refractive media of eye:aqueous humor,lens and vitreous body. 2.associated structures of the eye 1)Eyelids,conjunctiva,the lacrimal organ and extrinsic eye muscles. Teaching points: The three layers of tunics in eyeball,and the parts and morphology respectively. The composition and effect of the internal structures. Where are the aqueous humor secretes from and drains in? The structure of lacrimal organ. The effect of extrinsic eye muscles. Vestibulocochlear Organ Subject: 1.External ear 1. Auricle 2. External auditory meatus 2.Middle ear 1. Tympanic cavity:walls of the tympanic cavity:auditory ossicles 2. Auditory tube (Eustachian tube)• The composition and distribution of superior vena cava, inferior vena cava and brachiocephalic vein • The branches of hepatic portal vein • The organization of lymphatic system and lymphatic vessels • The arising, distribution and receiving range of thoracic duct and right lymphatic duct • The position and forms of spleen Visual Organ S u bject： 1. Eyeball 1. Walls of eyeball: Fibrous tunic, vascular tunic and retina 2. Internal structure and refractive media of eye: aqueous humor, lens and vitreous body. 2. associated structures of the eye 1) Eyelids, conjunctiva, the lacrimal organ and extrinsic eye muscles. T e aching p oints： • The three layers of tunics in eyeball, and the parts and morphology respectively. • The composition and effect of the internal structures. • Where are the aqueous humor secretes from and drains in? • The structure of lacrimal organ. • The effect of extrinsic eye muscles. Vestibulocochlear Organ S u bject： 1. External ear 1. Auricle 2. External auditory meatus 2. Middle ear 1. Tympanic cavity: walls of the tympanic cavity; auditory ossicles 2. Auditory tube (Eustachian tube)