The epidermis (outer layer of the skin) needs to be tough and resistant to shearing and stretching. The type of intercellular junction best suited for this need is a(n) ________.

A. gap junction
B. ion channel
C. desmosome
D. tight junction


Answer: C

Anatomy & Physiology

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The enzyme with the lowest pH optimum is ________.

A. lipase B. pepsin C. acid phosphatase D. monoamine oxidase

Anatomy & Physiology

Among the advantages of the cerebral arterial circle is the presence of collateral channels of blood flow to the brain should a supply artery become blocked

Indicate whether this statement is true or false.

Anatomy & Physiology

In traveling from the heart to the peripheral capillaries, blood passes through:

arteries, arterioles, and venules elastic arteries, muscular arteries, and arterioles veins, venules, and arterioles arteries, venules, veins all of the choices are correct

Anatomy & Physiology

Is it necessary for a cell to produce one enzyme molecule for every substrate molecule that needs to be catalyzed? Why or why not?

What will be an ideal response?

Anatomy & Physiology