Reproduction related videos

http://www.youtube.com/watch?v=haijRTe2iCI
http://www.youtube.com/watch?v=NkLUA05ExHA&feature=endscreen&NR=1

7B Chapter 13, Endocrine system related

http://www.youtube.com/watch?v=UhVChcB6YPk&feature=related
http://www.youtube.com/watch?v=YI2qYRWzSZ4&feature=related

7B Science Chapter 12-Skeletal, muscle, and defense system exam is due Next Monday

The exam will include:
1. The Figure of 12.19
2. The anterior view of your skeletal muscle from handout
3. The class assignment on the defense system
The bonus question is: tell two difference between your lymphatic system and your circulatory system (blood system)

Class assignment for the defense system

For those students who have not finished this assignment.

1. Write the definition of the key words on page 426
2. List the three lines of defense (P.427-431, subtitles).
3. List the three types of phagocytes (P.429).
4. List the three different strategies that these specialized phagocytes use to attack pathogens.

The defense system related

The following videos might help you study:
http://www.youtube.com/watch?v=IWMJIMzsEMg
 http://www.youtube.com/watch?v=NNb526pwqQc
http://www.youtube.com/watch?v=HUSDvSknIgI