In the centrifuged sample of blood illustrated, which number indicates the layer containing water, plasma proteins, nutrients, and waste products?

A. 1
B. 2
C. 3
D. None of the numbers indicate that component of blood.


Answer: A

Anatomy & Physiology

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Which of the following would be caused by a contraction of smooth muscle?

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Anatomy & Physiology

Which chemical type of hormone has a longer half-life?

A. Water-soluble B. Lipid-soluble C. Protein D. Amino acid derivative

Anatomy & Physiology