2. Julia was observing an onion cell under the High Power Objective (HPO) and si noticed that it moved upward and then it moved to the right. What does this tells Julla about the actual movement of the specimen? (A) The specimen moved upward and to the left. (B) The specimen moved upward and to the right. (C) The specimen moved downward and to the right. (D) The specimen actually moved downward and to the let.

A student missed the laboratory period where the use of the microscope was demonstrated. The instructor asked the student to read the description in the laboratory manual and then proceed to examine bacterial cells with the oil immersion lens. The student skimmed the directions and began. After about 15 minutes of struggling, the student gave up in despair without seeing anything. Below is a detailed description of what the student did. How many mistakes did the student make and why didn’t the student see anything? a. Plugged in the microscope and turned the light source to maximum intensity. Made a wet mount and placed it on the stage with the low-power objective lens in position. Tried to focus with the coarse adjustment, but decided the bacteria were too small and needed to be seen with the high-power objective lens. Rotated the high-power objective lens into position, but saw the lens would likely touch the slide, so lowered the stage so that the objective lens rotated freely.…

3. The bacterial isolated from the abscess was also used in the test shown below. (a) What is the name of this test? (b) What are you testing for? (c) Describe how you would evaluate the results of this type of test. (d) Based on the results of this test as shown below, should the doctor and patient be concemned? Explain! 4. What organism could be causing the patient's abscess? Explain your reasoning. Focus Mode + 100% D Focu DA 07:33 PM R. W 11/18/2020 0 日 9 search

4. Identify the particular parts on the microscope and indicate what it would be used for. A A B В

What do you notice is generally different across the specimens?