Mean arterial pressure is determined by ________

A) dividing the diastolic pressure by one-third of the pulse pressure
B) the difference of the diastolic pressure and one-third of the pulse pressure
C) the sum of diastolic pressure and one-third of the pulse pressure
D) multiplying the diastolic pressure by one-third of the pulse pressure


C

Anatomy & Physiology

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Answer the following statement true (T) or false (F)

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The dens is a process projecting from the ________

A) sacrum B) coccyx C) intervertebral discs D) atlas E) axis

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Molecules that serve as chemical signals to open or close gated ion channels are

A. responders. B. ligands. C. isotopes. D. communicators. E. membrane potentials.

Anatomy & Physiology

A group of cells was treated with a proteolytic (protein-digesting) enzyme. Which of the following processes would be least affected by this treatment?

A. use of carrier molecules in facilitated diffusion B. sodium-potassium exchange pump C. secondary active transport D. diffusion of lipid-soluble molecules through the plasma membrane E. diffusion of sodium through sodium membrane channels

Anatomy & Physiology