All of the following are guidelines for cleaning the oil-immersion lens EXCEPT which statement?
A) Place a drop of lens-cleaning solution on the paper and completely remove any remaining oil.
B) Use a lens tissue to wipe the oil off the lens.
C) Use the coarse focus knob and move the objective lens away from the slide to create a working space for cleaning.
D) Use a paper towel to wipe the oil off the lens.
D
Explanation:
A) Do not saturate the paper or the lens with cleaner. After the lens is clean, dry it with a new piece of lens tissue.
B) Other types of tissue or paper towels may damage the lens.
C) This will allow enough space to properly clean the oil-immersion lens.
Exercise 5: Anatomy of the Cell and Cell Division
Exercise 5: Pre-Lab Questions
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If osteoclasts are more active than osteoblasts, bones will become
A) denser. B) thicker. C) osteopenic. D) stronger. E) calcified.
Which of the following factors is NOT required for high efficiency gas exchange?
A) Moist surface B) Large surface area C) Low diffusion distance D) High cell volume
The hydrophilic hormone released from the thyroid gland is ___________
Fill in the blank(s) with correct word
The epidermal ridges and dermal ________ increase the area of contact between the epidermis and dermis to help connect these layers.
Fill in the blank(s) with the appropriate word(s).