BMD 330: Human Physiology

Chapter 2 Objectives

Chemical Composition of the Body

1. Review basic chemical principles

2. Describe the 4 types of chemical bonds and their relative strengths

a. Explain the difference between polar and non-polar covalent bonds

b. Explain the formation of ions and ionic bonds

c. Explain the significance of hydrogen bonds

3. Describe water and how solutes dissolve in water

4. Define hydrophobic, hydrophilic, and amphipathic

5. Understand the different methods of describing concentrations of solutions

a. Be able to determine molarity of a solution

b. Be able to determine equivalents in a solution

c. Be able to determine weight/volume % of a solution

d. Be able to determine osmolarity of a solution

6. Define acids and bases

a. Define pH

b. Define neutral, basic, and acidic solutions

c. Define buffers

7. Describe 4 classes of organic molecules critical in physiology

a. Structure

b. Properties in water

c. General functions in body