External&Internal Respiration
How do cells maintain balance? Cells need to maintain a balance by controlling material that move in & out of the cell HOMEOSTASIS.
3 harmful substances in tobacco 1. Nicotine – the addictive drug found in tobacco. 2. Carbon Monoxide – odorless, colorless, poisonous gas produced.
2012 ANATOMY(B) & 2012 ANATOMY(B) & Karen Lancour Patty Palmietto National Bio Rules National Event Committee Chairman Supervisor – A&P.
HSCI 2111 Cardiovascular Physiology A. HSCI 211 2 Objectives To learn the basic anatomy and physiology of the heart –Muscle/ pump To understand the mechanism.
The Excretory System3
Blood
5th Grade-Ch. 3 Lesson 2 What is the Respiratory System
Human body
22 b
