Read this before exams HESI A2
Anatomy and Physiology questions
and answers
What is the primary function of the skeletal system? ✔️✔️ It supports the body, protects organs,
and enables movement.
Which organ system is responsible for transporting oxygen and nutrients? ✔️✔️ The
cardiovascular system.
What is the main function of red blood cells? ✔️✔️ To carry oxygen from the lungs to body
tissues.
Which structure controls most body functions by sending electrical signals? ✔️✔️ The nervous
system.
What is the basic functional unit of the kidney? ✔️✔️ The nephron.
Which muscle type is found only in the heart? ✔️✔️ Cardiac muscle.
What is the function of white blood cells? ✔️✔️ To fight infection and protect the body.
Which part of the brain controls balance and coordination? ✔️✔️ The cerebellum.
What is the main function of the respiratory system? ✔️✔️ To exchange oxygen and carbon
dioxide.
Which bone protects the brain? ✔️✔️ The skull (cranium).
What is the largest organ of the human body? ✔️✔️ The skin.
Which blood vessel carries blood away from the heart? ✔️✔️ The arteries.
What is the function of the small intestine? ✔️✔️ To absorb nutrients from digested food.
Which hormone regulates blood sugar levels? ✔️✔️ Insulin.
What is the function of platelets? ✔️✔️ To help blood clotting.
Which system produces hormones in the body? ✔️✔️ The endocrine system.
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,What is the main function of the liver? ✔️✔️ To detoxify blood and produce bile.
Which organ pumps blood throughout the body? ✔️✔️ The heart.
What is the function of the large intestine? ✔️✔️ To absorb water and form feces.
Which part of the eye controls how much light enters? ✔️✔️ The iris.
What is the main function of the lungs? ✔️✔️ To exchange oxygen and carbon dioxide.
Which muscle helps in breathing by contracting and relaxing? ✔️✔️ The diaphragm.
What is the role of the pancreas? ✔️✔️ To produce insulin and digestive enzymes.
Which system protects the body against disease? ✔️✔️ The immune system.
What is the function of the urinary system? ✔️✔️ To remove waste and balance fluids.
Which structure connects muscle to bone? ✔️✔️ Tendons.
What is the function of ligaments? ✔️✔️ To connect bone to bone and stabilize joints.
Which part of the brain controls heartbeat and breathing? ✔️✔️ The medulla oblongata.
What is the main function of the stomach? ✔️✔️ To break down food using acids and enzymes.
Which cells carry genetic material? ✔️✔️ Gametes (sperm and egg cells).
What is the function of the thyroid gland? ✔️✔️ To regulate metabolism.
Which blood component carries nutrients and hormones? ✔️✔️ Plasma.
What is the function of the kidneys? ✔️✔️ To filter blood and produce urine.
Which organ is responsible for hearing? ✔️✔️ The ear.
What is the main function of the endocrine system? ✔️✔️ To regulate body functions using
hormones.
Which structure prevents food from entering the trachea? ✔️✔️ The epiglottis.
What is the function of alveoli in the lungs? ✔️✔️ To allow gas exchange.
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, Which system allows movement of the body? ✔️✔️ The muscular system.
What is the function of the spinal cord? ✔️✔️ To transmit signals between brain and body.
Which organ stores bile? ✔️✔️ The gallbladder.
What is the function of the uterus? ✔️✔️ To support fetal development during pregnancy.
Which organ filters air before it reaches the lungs? ✔️✔️ The nose.
What is the function of cartilage? ✔️✔️ To cushion joints and reduce friction.
Which structure produces sperm? ✔️✔️ The testes.
What is the function of ovaries? ✔️✔️ To produce eggs and hormones.
Which system controls voluntary movement? ✔️✔️ The somatic nervous system.
What is the function of the pituitary gland? ✔️✔️ To control other endocrine glands.
Which organ is primarily responsible for detoxification? ✔️✔️ The liver.
What is the function of the skin? ✔️✔️ To protect the body and regulate temperature.
Which chamber of the heart pumps blood to the lungs? ✔️✔️ The right ventricle.
What is the function of the left ventricle? ✔️✔️ To pump oxygenated blood to the body.
Which system removes carbon dioxide from the body? ✔️✔️ The respiratory system.
What is the function of the spleen? ✔️✔️ To filter blood and support immunity.
Which bone forms the upper arm? ✔️✔️ The humerus.
What is the function of synovial fluid? ✔️✔️ To lubricate joints.
Which structure carries urine from kidneys to bladder? ✔️✔️ The ureters.
What is the function of the bladder? ✔️✔️ To store urine.
Which system includes glands like sweat and oil glands? ✔️✔️ The integumentary system.
What is the function of the trachea? ✔️✔️ To carry air to the lungs.
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Anatomy and Physiology questions
and answers
What is the primary function of the skeletal system? ✔️✔️ It supports the body, protects organs,
and enables movement.
Which organ system is responsible for transporting oxygen and nutrients? ✔️✔️ The
cardiovascular system.
What is the main function of red blood cells? ✔️✔️ To carry oxygen from the lungs to body
tissues.
Which structure controls most body functions by sending electrical signals? ✔️✔️ The nervous
system.
What is the basic functional unit of the kidney? ✔️✔️ The nephron.
Which muscle type is found only in the heart? ✔️✔️ Cardiac muscle.
What is the function of white blood cells? ✔️✔️ To fight infection and protect the body.
Which part of the brain controls balance and coordination? ✔️✔️ The cerebellum.
What is the main function of the respiratory system? ✔️✔️ To exchange oxygen and carbon
dioxide.
Which bone protects the brain? ✔️✔️ The skull (cranium).
What is the largest organ of the human body? ✔️✔️ The skin.
Which blood vessel carries blood away from the heart? ✔️✔️ The arteries.
What is the function of the small intestine? ✔️✔️ To absorb nutrients from digested food.
Which hormone regulates blood sugar levels? ✔️✔️ Insulin.
What is the function of platelets? ✔️✔️ To help blood clotting.
Which system produces hormones in the body? ✔️✔️ The endocrine system.
1
,What is the main function of the liver? ✔️✔️ To detoxify blood and produce bile.
Which organ pumps blood throughout the body? ✔️✔️ The heart.
What is the function of the large intestine? ✔️✔️ To absorb water and form feces.
Which part of the eye controls how much light enters? ✔️✔️ The iris.
What is the main function of the lungs? ✔️✔️ To exchange oxygen and carbon dioxide.
Which muscle helps in breathing by contracting and relaxing? ✔️✔️ The diaphragm.
What is the role of the pancreas? ✔️✔️ To produce insulin and digestive enzymes.
Which system protects the body against disease? ✔️✔️ The immune system.
What is the function of the urinary system? ✔️✔️ To remove waste and balance fluids.
Which structure connects muscle to bone? ✔️✔️ Tendons.
What is the function of ligaments? ✔️✔️ To connect bone to bone and stabilize joints.
Which part of the brain controls heartbeat and breathing? ✔️✔️ The medulla oblongata.
What is the main function of the stomach? ✔️✔️ To break down food using acids and enzymes.
Which cells carry genetic material? ✔️✔️ Gametes (sperm and egg cells).
What is the function of the thyroid gland? ✔️✔️ To regulate metabolism.
Which blood component carries nutrients and hormones? ✔️✔️ Plasma.
What is the function of the kidneys? ✔️✔️ To filter blood and produce urine.
Which organ is responsible for hearing? ✔️✔️ The ear.
What is the main function of the endocrine system? ✔️✔️ To regulate body functions using
hormones.
Which structure prevents food from entering the trachea? ✔️✔️ The epiglottis.
What is the function of alveoli in the lungs? ✔️✔️ To allow gas exchange.
2
, Which system allows movement of the body? ✔️✔️ The muscular system.
What is the function of the spinal cord? ✔️✔️ To transmit signals between brain and body.
Which organ stores bile? ✔️✔️ The gallbladder.
What is the function of the uterus? ✔️✔️ To support fetal development during pregnancy.
Which organ filters air before it reaches the lungs? ✔️✔️ The nose.
What is the function of cartilage? ✔️✔️ To cushion joints and reduce friction.
Which structure produces sperm? ✔️✔️ The testes.
What is the function of ovaries? ✔️✔️ To produce eggs and hormones.
Which system controls voluntary movement? ✔️✔️ The somatic nervous system.
What is the function of the pituitary gland? ✔️✔️ To control other endocrine glands.
Which organ is primarily responsible for detoxification? ✔️✔️ The liver.
What is the function of the skin? ✔️✔️ To protect the body and regulate temperature.
Which chamber of the heart pumps blood to the lungs? ✔️✔️ The right ventricle.
What is the function of the left ventricle? ✔️✔️ To pump oxygenated blood to the body.
Which system removes carbon dioxide from the body? ✔️✔️ The respiratory system.
What is the function of the spleen? ✔️✔️ To filter blood and support immunity.
Which bone forms the upper arm? ✔️✔️ The humerus.
What is the function of synovial fluid? ✔️✔️ To lubricate joints.
Which structure carries urine from kidneys to bladder? ✔️✔️ The ureters.
What is the function of the bladder? ✔️✔️ To store urine.
Which system includes glands like sweat and oil glands? ✔️✔️ The integumentary system.
What is the function of the trachea? ✔️✔️ To carry air to the lungs.
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