'Ganglion cells' diaporamas de présentation

Chapter 4 Sensation and Perception

Chapter 4 Sensation and Perception. Sensation and Perception. Sensation is the conversion of energy from the environment into a pattern of response by the nervous system. Perception is the interpretation of that information. Module 4.1. Vision. Sensing the World Around Us.

2.61k views • 155 slides

Afferent Visual System

1.75k views • 103 slides

The Visual system or Chapter 20 of Fundamental Neuroscience

The Visual system or Chapter 20 of Fundamental Neuroscience. Genevieve Legault AHD Wednesday April 1 st 2008. Plan of presentation. Brief overview of eye anatomy Retina anatomy Different photoreceptors Transduction of signal Retinal cells Visual pathway

950 views • 79 slides

General Anatomical Structures in Your Dog

General Anatomical Structures in Your Dog. Arranged as Sensory structures Vital organs Skeletal structures Each organized by Anatomy Physiology Healthcare Diseases. Models provided by Banfield photographs and descriptions provided by http://peer.tamu.edu

1.08k views • 60 slides

Sensation and Perception

Bringing the outside world into the brain

2.46k views • 43 slides

The eye: part a

The eye: part a. The Eye and Vision. 70% of all sensory receptors are in the eye Nearly half of the cerebral cortex is involved in processing visual information! Most of the eye is protected by a cushion of fat and the bony orbit. Eyebrow. Eyelid. Eyelashes. Site where conjunctiva

924 views • 39 slides

Ocular Physiology

Ocular Physiology. Dr Yahya Al- Falki MD Kku -College of medicine Ophthalmology-undergraduate lecture series. Objectives. To be familiar with normal functions of ocular structures. Clinical applications. .

1.51k views • 38 slides

The Intestines

599 views • 37 slides

Nanofibers

Nanofibers. Biophysics in the Guthold lab. Why study nanofibers. Have a physiological relevance Extracellular Matrix Blood Clots Gecko feet Spider scopula pads (setules) Interesting properties Surface area to volume ratio. Extracellular Matrix. Neural Interconnect and Cellular Matrix

1.06k views • 34 slides

Anatomy of the Sensory Organs

1.01k views • 30 slides

Senses

Senses. Sensory modalities in human. Sensory processing. Levels of organization uderlying sensory processing: Receptors Sensory circuits and pathways Sensory perception. Receptors. transduction of the sensory stimuli. impulse initiation. stimulus. Receptor potential.

1.23k views • 24 slides

ECVO exam MCQ sample questions

ECVO exam MCQ sample questions. Which one of the following bones contributes to the orbit in the horse but not in cattle?. a) Zygomatic. b) Maxillary. c) Sphenoid. d) Temporal.

721 views • 22 slides

Color Vision

Color Vision. By Andrew J Pakchoian Psych 159 Prof Macleod. Road Map. Pigment anatomy Photoreceptor anatomy Neurobiology of color vision Physiology of color blindness. Key Terms. MC layer magnocellular PC layer parvocellular LGN lateral geniculate nucleus.

1.2k views • 21 slides

Neurons

Neurons. Ch 48. Function of the Nervous System. sensory input. motor input. sensory receptor. effector. integration. Anatomical Divisions of the Nervous System. Central Nervous System (CNS) brain spinal cord Peripheral Nervous System (PNS) cranial nerves spinal nerves. Neuroglia.

427 views • 21 slides

Color Vision

Color Vision. By Andrew J Pakchoian Psych 159 Prof Macleod. Road Map. Pigment anatomy Photoreceptor anatomy Neurobiology of color vision Physiology of color blindness. Key Terms. MC layer magnocellular PC layer parvocellular LGN lateral geniculate nucleus.

327 views • 21 slides

Application of MEMS in Optobionics: Retinal Implant

Application of MEMS in Optobionics: Retinal Implant. By Alessandro Beghini PhD Student Northwestern University. Outline. Eye physiology and retinal diseases Approaches to the problem: epiretinal and subretinal microimplant Characteristic of the approaches (descriptions, microfabrication,..)

920 views • 19 slides

Vision

Vision . Vocabulary. Transduction Structure of the eye Accommodation Dark Adaptation Retinal Disparity Wave length Amplitude Saturation Hue Radiant light Reflected Light Trichromatic theory . Opponent process theory Color afterimage Color deficiencies

335 views • 18 slides

The Retina

The Retina. Retina is a delicate tissue composed of two layers Sensory layer contains photoreceptors (rods and cones) that sense light Sensory layer consists of photoreceptors (rods and cones), bipolar cells, and ganglion cells Continuous with the optic nerve at the back of the eye.

415 views • 12 slides

Layers of the Retina

Layers of the Retina. Horacio M. Tous, M.D Department of Ophthalmology University of Puerto Rico. Layers of the Retina. The Internal Limiting Membrane (ILM).

1.73k views • 12 slides

Visual Processing

754 views • 9 slides