Biology Nov.3, 2016

•OBJECTIVE: Students will describe and explain orally and in writing, gas exchange in humans.

•W.O.D. W.O.D. Augment-to increase, to make larger

•WARM-UP

1. Explain the difference between breathing/ventilation, respiration, & gas exchange

HW-HIV and AIDS

1.What is HIV and how does it affect the human immune system?

2.How is HIV transmitted from one person to another?

3.What treatment(s) is/are available for HIV positive individuals?

4.Are there individuals who are immune to HIV? Explain. (view the videos https://youtu.be/l0kmRQ0Gkr4 and https://youtu.be/BgxQDJRUL5Q)

What are some social implications on being HIV positive and/or developing AIDS?

CW

1.Draw an annotated diagram of the human ventilation system

2.Describe the sequence of events involved in inhalation/inspiration and exhalation/expiration.