Certified Nursing Assistant (CNA) Exam
Timed Exam Mode - Simulated Conditions
The CNA exam certifies individuals to provide basic patient care under the supervision of a licensed nurse, covering both knowledge and practical skills.
Which body system is responsible for transporting oxygen and nutrients to cells throughout the body?
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A
Respiratory system
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B
Cardiovascular system
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C
Digestive system
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D
Nervous system
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