Lecture 27-visual cortexII

Lecture 27-visual cortexII - Orientation Tuning Curve...

Info iconThis preview shows pages 1–25. Sign up to view the full content.

View Full Document Right Arrow Icon
Orientation Tuning Curve
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Recordings from a column Recordings across columns
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
V1 (so far…) Contralateral organization Topographic / Retinotopic map Orientation-selective receptive fields (not like retina or LGN!) Columnar organization (columns, hypercolumns).
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Monocular left eye Monocular right eye Equal dominance { { Dominated by left eye Dominated by right eye Binocular neurons at the borders between ocular dominance columns
Background image of page 6
blobs Hypercolumn
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Tootell et al., 88 Topographic (“retinotopic”) representation of the visual field
Background image of page 8
Imaging the brain in action Shtoyerman et al, 2000 Slovin et al, 2002
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
(Right – Left eye) x 1000 Ocular dominance columns
Background image of page 10
Effects of monocular deprivation
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Effects of monocular deprivation
Background image of page 12
Anterograde labeling
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Anterograde labeling
Background image of page 14
Monocular deprivation
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Effects of monocular deprivation
Background image of page 16
Effects of binocular deprivation
Background image of page 17

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Hebbian learning
Background image of page 18
Effect of stabismus
Background image of page 19

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Cytochrome oxidase blobs
Background image of page 20
Blobs and stripes
Background image of page 21

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Blobs have circular receptive fields and are specialized for color coding.
Background image of page 22
blobs Hypercolumn
Background image of page 23

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
blobs Hypercolumn
Background image of page 24
Image of page 25
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 45

Lecture 27-visual cortexII - Orientation Tuning Curve...

This preview shows document pages 1 - 25. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online