4N051 CDC Set A, Volume 1 Questions
and Answers Rated A+
What is the primary function of the circulatory system?
✔✔To transport oxygen, nutrients, and waste products throughout the body.
What is the main responsibility of the respiratory system?
✔✔To facilitate the exchange of oxygen and carbon dioxide.
How does the digestive system contribute to the body's energy needs?
✔✔By breaking down food into nutrients that can be absorbed and utilized for energy.
What is the function of the kidneys?
✔✔To filter waste products from the blood and regulate fluid balance.
How does the nervous system communicate with the rest of the body?
✔✔Through electrical impulses transmitted by neurons.
1
,What is the role of red blood cells?
✔✔To carry oxygen from the lungs to the tissues and return carbon dioxide to the lungs.
What is the function of platelets in blood?
✔✔To help with blood clotting and prevent excessive bleeding.
What is the role of the immune system?
✔✔To protect the body from infections and foreign invaders.
What part of the brain controls voluntary muscle movements?
✔✔The motor cortex.
How do white blood cells protect the body?
✔✔By attacking and destroying pathogens like bacteria and viruses.
What is the primary function of the skeletal system?
✔✔To provide support, protect vital organs, and enable movement.
2
, How does the lymphatic system support the immune system?
✔✔By transporting lymph, which contains immune cells that help fight infection.
What is the function of the endocrine system?
✔✔To regulate body functions through the release of hormones.
How does the body regulate body temperature?
✔✔Through processes like sweating, shivering, and blood vessel constriction or dilation.
What is the role of the pancreas in digestion?
✔✔To produce enzymes that aid in the digestion of food and insulin for blood sugar regulation.
How does the body maintain fluid balance?
✔✔Through the kidneys, which regulate water and electrolyte levels.
What is the purpose of the integumentary system?
✔✔To protect the body from external damage, regulate temperature, and prevent dehydration.
3
and Answers Rated A+
What is the primary function of the circulatory system?
✔✔To transport oxygen, nutrients, and waste products throughout the body.
What is the main responsibility of the respiratory system?
✔✔To facilitate the exchange of oxygen and carbon dioxide.
How does the digestive system contribute to the body's energy needs?
✔✔By breaking down food into nutrients that can be absorbed and utilized for energy.
What is the function of the kidneys?
✔✔To filter waste products from the blood and regulate fluid balance.
How does the nervous system communicate with the rest of the body?
✔✔Through electrical impulses transmitted by neurons.
1
,What is the role of red blood cells?
✔✔To carry oxygen from the lungs to the tissues and return carbon dioxide to the lungs.
What is the function of platelets in blood?
✔✔To help with blood clotting and prevent excessive bleeding.
What is the role of the immune system?
✔✔To protect the body from infections and foreign invaders.
What part of the brain controls voluntary muscle movements?
✔✔The motor cortex.
How do white blood cells protect the body?
✔✔By attacking and destroying pathogens like bacteria and viruses.
What is the primary function of the skeletal system?
✔✔To provide support, protect vital organs, and enable movement.
2
, How does the lymphatic system support the immune system?
✔✔By transporting lymph, which contains immune cells that help fight infection.
What is the function of the endocrine system?
✔✔To regulate body functions through the release of hormones.
How does the body regulate body temperature?
✔✔Through processes like sweating, shivering, and blood vessel constriction or dilation.
What is the role of the pancreas in digestion?
✔✔To produce enzymes that aid in the digestion of food and insulin for blood sugar regulation.
How does the body maintain fluid balance?
✔✔Through the kidneys, which regulate water and electrolyte levels.
What is the purpose of the integumentary system?
✔✔To protect the body from external damage, regulate temperature, and prevent dehydration.
3
