3. Mastoid antrum and mastoid cells 3.Internal ear 1. Bony labyrinth:vestibule,bony semicircular canals and cochlea 2. Membranous labyrinth:utricle and saccule,membranous semicircular duct and cochlear duct Teaching points: The parts of external acoustic meatus The location and morphology of tympanic membrane The position of tympanic cavity and the structure of 6 walls of it The parts and morphology of bony/membranous labyrinth Nervous system Subject: 1.Organization of nervous system 2.Terminology of nervous system:gray matter,white matter,medulla,mucleus,ganglion,fasciculus and nerves. Teaching points: The organization of nervous system:CNS and PNS The concepts of these terms mentioned above. Peripheral Nervous System(PNS) Subject: 1.Spinal nerves ( 31 pairs of spinal nerves:nerve fibers contained in:branches 2. Cervical Plexus:position,formation and branches. 3. Brachial plexus:position,formation and branches 4. The anterior branches of the thoracic nerves 5. Lumbar plexus 6. Sacral plexus 2.Cranial Nerves 1. Name and fibers which they contained into.3. Mastoid antrum and mastoid cells 3. Internal ear 1. Bony labyrinth: vestibule, bony semicircular canals and cochlea 2. Membranous labyrinth: utricle and saccule, membranous semicircular duct and cochlear duct T e aching p oints： • The parts of external acoustic meatus • The location and morphology of tympanic membrane • The position of tympanic cavity and the structure of 6 walls of it • The parts and morphology of bony/membranous labyrinth Nervous system S u bject： 1. Organization of nervous system 2. Terminology of nervous system: gray matter, white matter, medulla, mucleus, ganglion, fasciculus and nerves. T e aching p oints： • The organization of nervous system: CNS and PNS • The concepts of these terms mentioned above. Peripheral Nervous System(PNS) S u bject： 1. Spinal nerves 1. 31 pairs of spinal nerves: nerve fibers contained in; branches 2. Cervical Plexus: position, formation and branches. 3. Brachial plexus: position, formation and branches. 4. The anterior branches of the thoracic nerves 5. Lumbar plexus 6. Sacral plexus 2. Cranial Nerves 1. Name and fibers which they contained into