According to a Blood Test, a Patient Has a Blood

question 91

Multiple Choice

According to a blood test, a patient has a blood calcium concentration of 9.7 mg/dL.Express this concentration in units of mg/mL (milligrams per milliliter) .

• A) 970 mg/mL
• B) 97 mg/mL
• C) 9.7 mg/mL
• D) 0.97 mg/mL
• E) 0.097 mg/mL

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Definitions:

Delta Rhythm

Slow brain-wave activity pattern associated with deep sleep.

Deep Sleep

The phase of sleep also referred to as slow-wave sleep, essential for physical renewal, hormonal regulation, and the growth and repair of tissues.

Alpha Rhythm

Large, extremely regular brain waves with a frequency ranging from 7 to 11 Hz; found in most people when they are relaxed with eyes closed.

Suprachiasmatic Nucleus

A small region of the brain in the hypothalamus responsible for controlling circadian rhythms by regulating sleep-wake cycles.