Easy to understand ATI TEAS Nursing Entrance Exam questions and answers

Easy to understand ATI TEAS Nursing
Entrance Exam questions and
answers
Which structure in the human body is primarily responsible for filtering blood to form urine?
A. Liver
B. Lungs
C. Kidneys ✔️✔️
D. Pancreas

What is the main function of hemoglobin in red blood cells?
A. Fight infection
B. Carry oxygen ✔️✔️
C. Produce hormones
D. Clot blood

Which part of the brain controls balance and coordination?
A. Cerebrum
B. Cerebellum ✔️✔️
C. Medulla
D. Hypothalamus

What is the normal pH range of blood?
A. 5.5–6.5
B. 6.8–7.0
C. 7.35–7.45 ✔️✔️
D. 8.0–8.5

Which vitamin is essential for calcium absorption?
A. Vitamin A
B. Vitamin B12
C. Vitamin C
D. Vitamin D ✔️✔️

Which organ produces insulin?
A. Liver
B. Pancreas ✔️✔️
C. Kidney
D. Spleen

What type of joint is found in the shoulder?
A. Hinge

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,B. Pivot
C. Ball-and-socket ✔️✔️
D. Saddle

Which blood type is known as the universal donor?
A. AB+
B. O- ✔️✔️
C. A+
D. B-

What is the largest organ in the human body?
A. Liver
B. Brain
C. Skin ✔️✔️
D. Lungs

Which gas is primarily responsible for regulating breathing rate?
A. Oxygen
B. Nitrogen
C. Carbon dioxide ✔️✔️
D. Hydrogen

What is the main function of platelets?
A. Oxygen transport
B. Immunity
C. Blood clotting ✔️✔️
D. Hormone production

Which part of the cell contains genetic material?
A. Cytoplasm
B. Nucleus ✔️✔️
C. Ribosome
D. Mitochondria

What is the unit of measurement for force?
A. Joule
B. Watt
C. Newton ✔️✔️
D. Pascal

Which system controls hormones in the body?
A. Nervous
B. Endocrine ✔️✔️
C. Digestive
D. Respiratory

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,What type of tissue connects bones to muscles?
A. Ligament
B. Tendon ✔️✔️
C. Cartilage
D. Fascia

Which electrolyte is most abundant in extracellular fluid?
A. Potassium
B. Calcium
C. Sodium ✔️✔️
D. Magnesium

What is the boiling point of water in Celsius?
A. 90°C
B. 95°C
C. 100°C ✔️✔️
D. 110°C

Which chamber of the heart pumps oxygenated blood to the body?
A. Right atrium
B. Left atrium
C. Right ventricle
D. Left ventricle ✔️✔️

Which macromolecule is the primary source of energy?
A. Protein
B. Lipid
C. Carbohydrate ✔️✔️
D. Nucleic acid

What is the function of the alveoli in the lungs?
A. Filter blood
B. Exchange gases ✔️✔️
C. Produce mucus
D. Store oxygen

Which organ detoxifies chemicals and metabolizes drugs?
A. Kidney
B. Liver ✔️✔️
C. Pancreas
D. Gallbladder

Which process describes movement of water across a membrane?
A. Diffusion
B. Osmosis ✔️✔️

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, C. Filtration
D. Active transport

What is the normal adult heart rate range?
A. 40–60 bpm
B. 60–100 bpm ✔️✔️
C. 100–140 bpm
D. 120–160 bpm

Which part of the digestive system absorbs most nutrients?
A. Stomach
B. Large intestine
C. Small intestine ✔️✔️
D. Esophagus

Which vitamin helps with blood clotting?
A. Vitamin A
B. Vitamin C
C. Vitamin K ✔️✔️
D. Vitamin E

What is the main function of white blood cells?
A. Carry oxygen
B. Fight infection ✔️✔️
C. Produce energy
D. Store fat

Which structure prevents food from entering the airway?
A. Larynx
B. Epiglottis ✔️✔️
C. Trachea
D. Bronchus

What is the basic unit of life?
A. Tissue
B. Organ
C. Cell ✔️✔️
D. Atom

Which hormone regulates blood sugar levels?
A. Estrogen
B. Insulin ✔️✔️
C. Thyroxine
D. Cortisol


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