Slide 1

science November 20 (A day) November 21 (B day)

Slide 2

In Interactive Notebooks In your Table of Contents, add a new entry: Parts of the Eye : Notes Number the entry Go to this page inside your notebook and title the page Parts of the Eye: Notes and number the page

Slide 3

The Human Eye Discovery Ed video The Human Eye (2:17 minutes)

Slide 4

The Human Eye: Parts (handout) The Human Eye: Cornea Pupil Lens Retina Optic Nerve Brain

Slide 5

Your EYE! If you reach up and feel around your eye, youll feel the bone of your skull. Theres fat surrounding your eyeball to keep it from bumping up against the bone and getting bruised. In the cows eye dissection, we cut away all the fat and muscle so that we can see the eyeball.

Slide 6

Visible parts of the human eye Pupil- the dark center Iris- the colored part (blue, green, brown, hazel) Scalera- white part

Slide 7

Cow Eye Video Dissection Humans = 6 muscles controlling our eyeball (can look in different directions without moving our heads) Cows = 4 muscles controlling their eyeball (they cant roll their eyes like you can) So cows have to turn their heads to look around!

Slide 8

Cow Eye Dissection Video If the video makes you uncomfortable, please simply put your head down on your desk. While we are watching, please act as scientists. This means, do not scream and shout, simply put your head down if something makes you uncomfortable. http://www.exploratorium.edu/learning_studio/cow_eye/step01.html http://www.exploratorium.edu/learning_studio/cow_eye/step01.html

Slide 9

Parts of the Eye Activity Glue this handout into your notebook Circle the really important ones and number them #1 Cornea #2 Pupil & Iris #3 Lens #4 Retina #5 Optic Nerve

Slide 10

Slide 11

Graphic Organizer (handout) Follow along as we list the order in which light passes into your eye

Slide 12

Corne a Pupil- Iris Lens Retina Optical Nerve Brain Light

Slide 13

Before the dissection We will be reading a short article on the different parts of the eye so that when the video dissection is happening, you will be familiar with the parts of the eye. The article is a class set.DO NOT WRITE OR MARK ON THESE COPIES!