Choose the BEST answer for each question and click on the button (circle) in front of that answer. If you answer ALL the questions, you can see your score when you are finished, as well as the correct answers.

1. The organisms shown here are

	cocci yeast spirochetes bacilli protozoa

2. The unusual structures visible in this image are:

	capsules metachromatic granules spores palisades acid-fast bacteria

3. Which of the following bacteria are cocci?

1. Escherichia coli
2. Staphylococcus aureus
3. Bacillus anthracis
4. both a and b
5. both b and c

4. The arrow in this slide is pointing to a ______.

	coccus bacillus spirochete spore capsule

5.Based on its morphology, the organism at the arrow in this image most likely is

	Streptococcus Escherichia Neisseria Sarcina Campylobacter

6. If a bacterium is rod-shaped, it is always classified as

1. a coccus
2. a bacillus
3. a Bacillus
4. a spirochete
5. a spirillum

7. The genus name of the organisms shown in this image most likely is

	Neisseria Staphylococcus Streptococcus Sarcina Bacillus

8. The patient whom this slide was made from most likely has the disease

	gonorrhea tuberculosis diptheria food poisoning amoebic dysentery

9. Yeasts are ________ cells.

1. procaryotic
2. eucaryotic
3. both procaryotic and eucaryotic
4. neither procaryotic nor eucaryotic

10. The decolorizer used for the sputum specimen shown in this image is acid-alcohol. The primary dye is carbolfuchsin and the counterstain is methylene blue. The patient this slide was taken from most likely is

	completely healthy. suffering from tuberculosis. suffering from gonorrhea. suffering from tetanus. suffering from diptheria.