Why Is Surface Area to Volume Ratio Important for All

question 84

Multiple Choice

Why is surface area to volume ratio important for all cells?

• A) a cell must be small enough to absorb small molecules and atoms
• B) if a cell has too small a surface area, the surface to volume ratio will be too large
• C) if a cell has too large a surface area to volume ratio, the plasma membrane is not sufficient to deal with the increased amount of cytoplasm
• D) surface area to volume ratios are only important for small cells, like bacteria
• E) more than one of these is correct

---

Definitions:

Heart

A muscular organ responsible for pumping blood through the circulatory system.

Mitral Valve

A valve in the heart that allows blood to flow from the left atrium into the left ventricle but prevents it from flowing back into the atrium.

Atrioventricular Valve

Heart valves located between the atria and ventricles of the heart, facilitating unidirectional blood flow.

Bicuspid Valve

A valve in the heart that has two cusps or flaps, and controls blood flow between the left atrium and the left ventricle; also known as the mitral valve.