TEAS Nursing Entrance Exam Practice
Examination | Newest Exam 2026-2027 |
Questions And Answers |
1. Which organ is primarily responsible for filtering waste products from the blood and
producing urine?
A. Liver
B. Kidneys
C. Lungs
D. Pancreas
CORRECT ANSWER: B. Kidneys
RATIONALE:
B. Kidneys are correct because they filter waste products, excess water, and electrolytes from
the blood to form urine while helping regulate blood pressure, fluid balance, and acid-base
balance.
2. Which of the following is the basic structural and functional unit of the human body?
A. Tissue
B. Organ
C. Cell
D. Organ system
CORRECT ANSWER: C. Cell
RATIONALE:
C. Cell is correct because cells are the smallest living units capable of carrying out all life
processes and are the building blocks of tissues, organs, and body systems.
3. Which blood vessel carries oxygen-rich blood from the heart to the body?
, A. Pulmonary artery
B. Aorta
C. Superior vena cava
D. Inferior vena cava
CORRECT ANSWER: B. Aorta
RATIONALE:
B. Aorta is correct because it is the largest artery in the body and carries oxygenated blood from
the left ventricle to the systemic circulation.
4. Which part of the cell controls cellular activities and contains genetic material?
A. Cytoplasm
B. Cell membrane
C. Nucleus
D. Ribosome
CORRECT ANSWER: C. Nucleus
RATIONALE:
C. Nucleus is correct because it contains DNA and serves as the control center that regulates cell
growth, metabolism, and reproduction.
5. Which body system is primarily responsible for transporting oxygen, nutrients,
hormones, and waste products throughout the body?
A. Digestive system
B. Respiratory system
C. Circulatory system
D. Nervous system
CORRECT ANSWER: C. Circulatory system
Examination | Newest Exam 2026-2027 |
Questions And Answers |
1. Which organ is primarily responsible for filtering waste products from the blood and
producing urine?
A. Liver
B. Kidneys
C. Lungs
D. Pancreas
CORRECT ANSWER: B. Kidneys
RATIONALE:
B. Kidneys are correct because they filter waste products, excess water, and electrolytes from
the blood to form urine while helping regulate blood pressure, fluid balance, and acid-base
balance.
2. Which of the following is the basic structural and functional unit of the human body?
A. Tissue
B. Organ
C. Cell
D. Organ system
CORRECT ANSWER: C. Cell
RATIONALE:
C. Cell is correct because cells are the smallest living units capable of carrying out all life
processes and are the building blocks of tissues, organs, and body systems.
3. Which blood vessel carries oxygen-rich blood from the heart to the body?
, A. Pulmonary artery
B. Aorta
C. Superior vena cava
D. Inferior vena cava
CORRECT ANSWER: B. Aorta
RATIONALE:
B. Aorta is correct because it is the largest artery in the body and carries oxygenated blood from
the left ventricle to the systemic circulation.
4. Which part of the cell controls cellular activities and contains genetic material?
A. Cytoplasm
B. Cell membrane
C. Nucleus
D. Ribosome
CORRECT ANSWER: C. Nucleus
RATIONALE:
C. Nucleus is correct because it contains DNA and serves as the control center that regulates cell
growth, metabolism, and reproduction.
5. Which body system is primarily responsible for transporting oxygen, nutrients,
hormones, and waste products throughout the body?
A. Digestive system
B. Respiratory system
C. Circulatory system
D. Nervous system
CORRECT ANSWER: C. Circulatory system
