Chordates, Vertebrate beginnings

Week of October 31 – November 4

Objective:  Learn about the changes that occur as the ventral nerve chord moves to the dorsal side and becomes protected by bone.

Monday, Oct. 31

Lesson objective:  I will learn about the simplest of the fish.

Opener:  Explain how these “jawless” fish eat.

Summary:  Name two major differences of the Agnatha and the Osteichthyes fish.

Lesson objective:  I will learn about the anatomy of an example of an osteichthes.

Opener:  Where are the kidneys located?

Summary:  I will complete the perch lab to the best of my ability.

• Perch Lab

Lesson objective:  I will be able to compare the characteristics of the three classes of fishes.

Opener:  Why are sharks used to make fish sticks?

Summary:  Explain why it is not possible to sneak up to a fish in a mountain stream on the outside of the bend in the stream?

• Hand in Perch Lab.
• review the fish chapter.

Thursday, Nov. 3

Lesson objective:  I will show that I have learned the characteristics of the three classes of fishes.

Opener:  I will ask a question that will help me understand the water captive chordates.

Summary:  I will reflect again on how well I prepared for this exam.

• Exam over the fishes
• Hand in Perch Lab
• Assign to read Ch 27

Lesson objective:  I will learn about the first attempts to become a terrestrial chordate.

Opener:  What type of metamorphism does a frog exhibit?

Summary:  Explain why external fertilization has its limitations.  

• Discuss Amphibians
• Hand out Frog lab. (Dry lab)

Lesson objective:  I will learn about the advances that  an amphibian enjoys as it leaves the confines of the water.

Opener:  How big are the lungs of a frog?

Summary:  How did I know the sex of my frog by looking at its thumb on the front leg?

• Frog lab

Lesson objective:  I will learn how animals evolved to be free of the water and live in a habitat of dry land

Opener:  list one adaptation that allows the reptile to retain water in its body.

Summary:  How many loops does a reptile have in its circulatory system?

• Hand in Frog lab
• Assign Ch. 28

Lesson objective:  I will learn about several characteristics that give a reptile great advantage over the amphibian

Opener: Explain how a frog can survive the long winter with out eating.

Summary:   How does a frog get oxygen into its blood while it is hibernating.

• Discuss  Amphibians

Lesson objective:

Opener:

Summary:

• Discuss Snakes and lizards

Week of Nov. 14-18