Body systems

What is the largest organ in the human body?
Liver
Heart
Brain
Skin
Which body system is responsible for pumping blood throughout the body?
Respiratory system
Nervous system
Circulatory system
Digestive system
How many bones are there in the adult human body?
206
100
300
150
Which of the following is not a part of the respiratory system?
Lungs
Trachea
Stomach
Bronchi
What is the main function of the digestive system?
Pumping blood
Breaking down food
Producing hormones
Controlling body temperature
Which body system is responsible for producing movement and maintaining posture?
Muscular system
Skeletal system
Nervous system
Endocrine system
What is the main function of the nervous system?
Regulating body temperature
Transporting oxygen
Sending and receiving signals
Producing hormones
Which of the following is not a sense organ?
Eyes
Ears
Lungs
Tongue
What is the largest part of the brain called?
Cerebellum
Brainstem
Cerebrum
Hypothalamus
Which body system is responsible for filtering waste from the blood and producing urine?
Respiratory system
Urinary system
Digestive system
Endocrine system
How many chambers does the human heart have?
2
3
4
5
Which body system is responsible for protecting the body against pathogens?
Immune system
Endocrine system
Reproductive system
Muscular system
What is the main function of the skeletal system?
Producing hormones
Regulating body temperature
Providing structure and support
Pumping blood
Which of the following is not a part of the integumentary system?
Skin
Hair
Nails
Lungs
What is the main function of the endocrine system?
Producing hormones
Digesting food
Pumping blood
Controlling body temperature
Which body system is responsible for carrying oxygen to the body's cells?
Respiratory system
Circulatory system
Nervous system
Digestive system
What is the main function of the reproductive system?
Regulating body temperature
Producing hormones
Reproducing
Filtering waste
Which of the following is not a part of the muscular system?
Heart
Biceps
Quadriceps
Hamstrings
What is the main function of the respiratory system?
Breaking down food
Pumping blood
Exchanging gases
Regulating body temperature
Which body system is responsible for regulating body temperature?
Respiratory system
Nervous system
Endocrine system
Integumentary system
What is the main function of the circulatory system?
Breaking down food
Regulating body temperature
Transporting nutrients and oxygen
Producing hormones
Which of the following is not a part of the digestive system?
Stomach
Liver
Small intestine
Pancreas
What is the main function of the lymphatic system?
Regulating body temperature
Producing hormones
Fighting infections
Pumping blood
Which body system is responsible for producing and delivering sperm or eggs?
Reproductive system
Urinary system
Endocrine system
Nervous system
What is the main function of the excretory system?
Regulating body temperature
Producing hormones
Removing waste products
Pumping blood
Which of the following is not a part of the nervous system?
Brain
Spinal cord
Heart
Nerves
What is the main function of the immune system?
Regulating body temperature
Producing hormones
Defending against pathogens
Pumping blood
Which body system is responsible for producing and releasing hormones?
Endocrine system
Muscular system
Skeletal system
Digestive system
What is the main function of the integumentary system?
Regulating body temperature
Producing hormones
Protecting the body
Pumping blood
Which of the following is not a part of the skeletal system?
Bones
Joints
Ligaments
Muscles
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