| 1. | The aortic semilunar valve is closed when | |
| a. | ventricular pressure exceeds aortic pressure | |
| b. | ventricular pressure exceeds atrial pressure | |
| c. | aotic pressure exceeds ventricular pressure | |
| d. | atrial pressure exceeds ventricular pressure | |
| 2. | Polio vaccine confers ..... on the subject. | |
| a. | passive immunity to polio | |
| b. | active immunity to polio | |
| c. | natural immunity to polio | |
| d. | no noticeable benefit | |
| 3. |
The heme molecule contains an iron atom in the middle of its porphyrin. What is the state of this iron atom? |
|
| a. | reduced | |
| b. | oxidized | |
| c. | metallic | |
| 4. | The B lymphocyte population is capable of producing antibodies against only about 104 different antigens. | |
| Answer {a} if true, {b} if false | ||
| 5. | Most CO2 is transported in the blood | |
| a. | in solution | |
| b. | as carbaminoHb | |
| c. | as bicarbonate ion | |
|
[ Anatomy & Physiology 3 syllabus ] [ Page created 25 July 2001 ][ Page updated 05 August 2002 ] [ Questions? E-mail me ] |