Assuming Two Samples of Radioisotopes Both Contain the Same Number

question 12

Multiple Choice

Assuming two samples of radioisotopes both contain the same number of atoms, the activity of the shorter-half-life isotope would be initially ____ and decay ____.

• A) lower; more slowly
• B) the same; more slowly
• C) higher; more slowly
• D) higher; more quickly
• E) lower; more quickly

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Definitions:

60 mm Hg

A measure of pressure, possibly referring to diastolic blood pressure, indicating the minimum arterial pressure during relaxation and dilatation of the ventricles of the heart.

Tracheostomy Suction

A medical procedure involving the removal of secretions from the trachea through a tracheostomy tube to maintain airway patency.

Heart Rate

The number of heartbeats per minute, an important vital sign reflecting the heart's health and function.