Which of the following is not true about the resting state of rods?
A) It is during darkness.
B) Retinal is in 11-cis form.
C) Gated sodium channels are open.
D) Bleaching occurs.
E) Membrane potential is around -40mV.
D
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Cells with similar functions aggregate into organelles.
Answer the following statement true (T) or false (F)
The right ventricle pumps out blood low in oxygen content, whereas the left ventricle pumps out blood high in oxygen content
Indicate whether the statement is true or false
Which of the following is true regarding unmyelinated nerve fibers in the PNS?
A. Satellite cells cluster around each axon to form a pseudo-myelin sheath. B. A Schwann cells wraps its plasma membrane around each individual fiber as it does with myelinated fibers. C. A Schwann cell folds its plasma membrane around several fibers. D. An oligodendrocyte cells wraps its plasma membrane around each fiber as it does with myelinated fibers.
If a microscopic lens is not clean, after cleaning it with lens paper or a cotton swab and lens cleaner, it should be cleaned with hydrochloric acid.
Answer the following statement true (T) or false (F)