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Cell membrane returns to negative resting potential, usually as K+ ions leave.

Are bones living or dead? Explain your answer.

When rotating the microscope’s nosepiece to change objectives, watch from the side to avoid damage to the slide or objective lenses. 

Sense of hearing and balance

The _____________________________ is a transparent structure on the anterior eye that refracts light as it enters the eye. It has no blood supply and can be transplanted without fear of organ rejection!

This neurotransmitter mediates all parasympathetic effects.

Here is a short algorithm: m := 0p := 7while m ≥ 0 and m ≤ 2      m := m + 1      p := p – 1end while Which of the following statements are loop invariants for this loop?  Select all that apply.

Move the slide AWAY from you. Now look through the microscope and repeat. Which way do you observe the slide moving?

Sense of sight.

Skeletal Muscle Drawing:  Obtain the skeletal (straited) muscle prepared slide. Make a drawing of the muscle tissue on the high power objective (400X total magnification) and label the skeletal muscle cell/fiber, nuclei, and cross striations. Take a picture of your drawing. Click “Add File” below to insert a picture of your muscle drawing.