Micro-Devt Ear n Eye-08AM

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Micro B HSB 2nd Practical Exam GuideEar and Eye : 

Micro B HSB 2nd Practical Exam GuideEar and Eye PPT created by: Mary 08AM DSECTION 2008

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Source: 08AM079 2008 Eye

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4 EMBRYONAL ORIGIN NEUROECTODERM Retina Post. layer of the IRIS Optic nerve SURFACE ECTODERM Lens Corneal epitheliem MESODERM Fibrous coat Vascular coat NEURAL CREST CELL Choroid Sclera Corneal epithelium

Dev’t of EYE : 

Dev’t of EYE DAY 22 Optic primordia DAY 27 OPTIC VESICLES ? OPTIC CUP Optic Cup Inner Layer Neuronal layers Outer Layer Primitive epithelium of RETINA

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What is the Anlage of the Lens Vesicle? Answer: Ectoderm What is the Fate of the Lens Vesicle? Answer: Retina What is the Fate of the Inner Optic Cup? Answer: Neuronal Cells What is the Fate of the Outer Optic Cup? Answer: pigmented epithelium of retina

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EYE

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Identify pointed structure Answer: Cornea What is the lining epithelium? SSNCE

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Identify pointed structure Answer: Limbus What is the significance of the structure? Answer: drainage of Aquaeous humor to the CANAL of SCHLEMN

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Identify pointed structure Answer: Ciliary Process What is the function of the structure? Answer: production of aquaeous humor

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Iris Identify pointed structure Answer: Iris What is the function? Answer: Regulate the amt of light entering the eye

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RETINA

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Retina

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Choroid

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EAR

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What is the Anlage of the Otocyst? Answer: Ectoderm What is the Fate of the Otocyst? Answer: Membranous labyrinth of Inner Ear

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EAR

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Cochlea

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Identify pointed structure. Answer: Vestibular Membrane Identify lining epithelium. Answer: simple squamous epithelium

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What is the composition of the Tectorial Membrane? Answer: Keratin

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Spiral Ganglion

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Vascular Stria

Maraming Salamat Po! : 

Maraming Salamat Po! 08AM079 Photos by: Jovy -1B 2008 Dsection PPT of previous years