What Happens in the Proton-Proton Chain

question 28

Multiple Choice

What happens in the proton-proton chain?

• A)Two protons are fused to make a helium nucleus.
• B)Three protons are fused to make a lithium nucleus.
• C)A helium nucleus is split into four protons.
• D)Four protons are fused to make a helium nucleus.

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Definitions:

Bladder Contractility

The ability of the bladder to contract and expel urine.

Urinary Retention

The inability to completely or partially empty the bladder.

Phenazopyridine

A medication used to relieve symptoms caused by irritation of the urinary tract, such as pain, burning, and the urge to urinate.

Urinary Laboratory

A diagnostic room or department where urine samples are analyzed for medical purposes.