Which of the following is a deeper layer of skin?
a. epidermis
b. dermis
b. dermis
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Provide the basic physics definition of the term fluid. What is bulk flow relative to body compartments? What types of matter move by bulk flow? What is fundamentally different in the behavior of these types of matter?
What will be an ideal response?
Which of the following activities occurs in the presence of light within the phototransduction pathway?
a. Ganglion cells stimulate bipolar cells. b. cGMP levels increase within photoreceptors. c. Bipolar cells produce graded potentials. d. Sodium channels open in photoreceptors. e. None of the above.
The function of the secretions of a serous membrane, like the pleura, is to
a) separate the thoracic and abdominal cavities.
b) protect the central nervous system.
c) prevent infection.
d) reduce friction between neighboring organs.
e) carry nervous impulses.
Hormone A has entered the cell and binds to a nuclear receptor, while hormone B binds to a membrane receptor on the outside of the cell. Which statement is TRUE? Check all that apply
Hormone A is in the lipid-soluble category. Hormone B is in the lipid-soluble category. Hormone B will stimulate the activation of a G protein. Hormone A will cause the formation of cAMP.