What equipment is used to make a wet mount?

What equipment is used to make a wet mount?

Immersion oil is usually placed on top of the cover glass. In this case the specimen does not get into contact with the oil. It is also possible to submerge the specimen in the oil, however. Heat-fixed bacteria can be observed directly by placing a drop of immersion oil on the specimen, without cover glass.

Why are coverslips used on slides?

The slides should not be viewed wet. When viewing any slide with a microscope, a small square or circle of thin glass called a coverslip is placed over the specimen. It protects the microscope and prevents the slide from drying out when it’s being examined.

What specimens are used for wet mounts?

Protozoan trophozoites, cysts, oocysts, and helminth eggs and larvae may be seen and identified using a wet mount identification technique. To prepare a wet mount, obtain a microscope slide and the stool specimen.

What are the different types of wet mount slides?

1 Water. The most common type of wet mount is a water based wet mount slide. 2 Vaseline. Another type of wet mount is known as the Vaseline Mount. 3 Saline. Depending on the specimen, water may not be the best medium to view movement for various technical reasons.

How is a saline wet mount slide prepared?

Saline wet mounts are prepared the same way a water wet mount is prepared except instead of water, of course, you use a saline solution. There are some common problems people face during observation when using a wet mount slide.

How does the water in a water slide work?

The pump draws water from a collection sump, typically the pool at the base of the slide, and pushes it up through a narrow pipe to the top of the slide. In this way, the water running down the slide is constantly recycled.

What to do if you put too much water on a wet mount slide?

If you have added too much water and the coverslip has floated or if water has bled out to the edges of the slide you can use the edge of the paper towel and place it next to the edge of the coverslip and just let the paper towel extract some of the excess water.