What is the primary function of the integumentary system? — It protects the body, helps regulate temperature, prevents water loss, and provides sensory information.
What are the main components of the skeletal system? — Bones, cartilage, ligaments, and joints.
What are the three major functions of the muscular system? — Movement, maintenance of posture, and heat production.
Which organ pumps blood throughout the body? — The heart.
What is the primary function of the circulatory system? — To transport oxygen, nutrients, hormones, and wastes throughout the body.
Which organs make up the respiratory system? — The nose, pharynx, larynx, trachea, bronchi, lungs, and diaphragm.
What is the main function of the respiratory system? — To exchange oxygen and carbon dioxide between the body and the environment.
Which organ is primarily responsible for filtering blood and producing urine? — The kidneys.
What is the main function of the urinary system? — To remove metabolic wastes and regulate water, electrolyte, and acid-base balance.
What is the primary function of the digestive system? — To break down food, absorb nutrients, and eliminate undigested waste.
Which organ produces bile to aid in fat digestion? — The liver.
What is the primary role of the small intestine? — To digest food and absorb most nutrients.
What is the primary function of the nervous system? — To receive, process, and respond to internal and external stimuli.
What are the two main divisions of the nervous system? — The central nervous system (CNS) and the peripheral nervous system (PNS).
Which glands are part of the endocrine system? — Glands such as the pituitary, thyroid, adrenal glands, pancreas, and others that secrete hormones.
What is the main function of the endocrine system? — To regulate body functions through hormones.
What is the primary function of the immune system? — To defend the body against pathogens and disease-causing organisms.
Which organ is considered the largest lymphatic organ? — The spleen.
What is the primary function of the reproductive system? — To produce offspring by generating reproductive cells and supporting reproduction.
Why do organ systems work together? — Because each system performs specialized functions that collectively maintain the body's homeostasis and survival.
