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Nervous System Practical

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Presentation on theme: "Nervous System Practical"— Presentation transcript:

1 Nervous System Practical
Photos of Models and Illustrations

2 Neuron Model cell body dendrites axon axon hillock schwann cells
myelin sheath motor end plate axon terminals nodes of Ranvier Neuron Model

3 Spinal Cord Model anterior median fissure posterior median sulcus
central canal dorsal root ganglia dorsal root ventral root spinal nerve Spinal Cord Model white matter anterior column  lateral column  posterior column  gray matter gray commissure  posterior horn  lateral horn  anterior horn 

4

5 Ventricle Model lateral ventricles (L & R) third ventricle
fourth ventricle choroid plexus (capillary bed) cerebral aqueduct

6 Sagittal Brain Cerebrum cerebral hemisphere corpus callosum
Diencephalon thalamus Intermediate mass hypothalamus infundibulum pituitary gland Cerebellum brain stem Midbrain cerebral peduncles cerebral aqueduct corpora quadrigemina medulla oblongata pons Sagittal Brain

7 Lateral Brain fissures longitudinal fissure transverse fissure lobes
frontal parietal temporal occipital convolution (gyri) precentral (motor) gyrus postcentral (sensory) gyrus sulci central sulcus lateral sulcus Cerebellum Pons Medulla oblongata Lateral Brain

8 Brain in Skull fissures longitudinal fissure transverse fissure
convolution (gyri) precentral (motor) gyrus postcentral (sensory) gyrus sulci central sulcus lateral sulcus corpus callosum ventricles third ventricle fourth ventricle choroid plexus cerebral aqueduct thalamus Intermediate mass hypothalamus pituitary gland cerebellum - arbor vitae Midbrain cerebral peduncles corpora quadrigemina

9 Brain in Skull cerebral cortex Insula optic nerve trigeminal nerve
superior oblique muscle Inner ear - semicircular canals - cochlea - vestibulocochlear nerve

10 Sagittal Brain corpus callosum ventricles third ventricle
fourth ventricle choroid plexus cerebral aqueduct thalamus Intermediate mass hypothalamus pituitary gland cerebellum - arbor vitae Midbrain cerebral peduncles corpora quadrigemina medulla oblongata pons Sagittal Brain

11 Torso Head cerebral hemisphere corpus callosum dura mater
fourth ventricle cerebral aqueduct thalamus Intermediate mass hypothalamus pituitary gland cerebellum - arbor vitae Midbrain cerebral peduncles corpora quadrigemina medulla oblongata pons Torso Head

12 Torso Head optic nerve trigeminal nerve vestibulocochlear nerve
inner ear superior oblique muscle lacrimal gland Torso Head

13 Neuron/Muscle Model Schwann cell nodes of Ranvier axon terminal axon
synapse motor end plate

14 Skin Model free nerve endings Meissner's corpuscle Pacinian corpuscle

15 Upper Arm brachial plexus median nerve. ulnar nerve.

16 Spinal Cord cervical nerves 8 pairs thoracic nerves - 12 pairs
lumbar nerves - 5 pairs sacral nerves - 5 pairs coccygeal nerve - 1pair

17 Wall Model cervical plexus lumbosacral plexus lumbar plexus
brachial plexus femoral n. median n. sacral plexus radial n. sciatic n. intercostal nerves ulnar n. tibial n.

18 Muscle Eye Model Lateral rectus Medial rectus Inferior restus
Superior rectus Inferior oblique Superior oblique Optic nerve Optic chiasma Sclera Cornea Pupil Iris Do not take apart everything on the list is on the outside.

19 Exterior Eye lacrimal apparatus lacrimal gland Canaliculi lacrimal sac
nasolacrimal duct Iris Pupil Sclera

20 Internal Eye retina macula lutea fovea centralis ciliary body
ciliary muscle Suspensory ligaments optic disc optic nerve choroid coat (turn over) posterior cavity (vitreous humor) anterior cavity (aqueous humor)

21 Ear Model (absent parts)
cochlea vestibulocochlear nerve semicircular canals ampullae auricle external auditory meatus auditory (eustachian) canal

22 New Ear Model Outer ear auricle external auditory meatus Inner Ear
vestibulocochlear nerve cochlea vestibule semicircular canals ampullae Middle Ear - auditory ossicles malleus stapes Incus Auditory (eustachian) canal

23 Internal Ear Model INNER EAR MIDDLE EAR tympanic membrane
auditory ossicles malleus Incus stapes INNER EAR cochlea oval window scala vestibuli scala tympani cochlear duct organ of Corti semicircular canal ampullae Vestibule Saccule utricle vestibulocochlear nerve

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