Organ Systems

During a biology class, Aria learned about different organ systems. She was curious to know which organ system includes the heart and blood vessels. Can you help her identify it?

• Respiratory system

• Digestive system

• Circulatory system

• Nervous system

During a biology class, Harper learned that the integumentary system is the ______ organ system in the body, often acting as the body's first defense against external threats.

• innermost

• outermost

• largest

• smallest

During a biology class, Maya learned about the human body systems. Her teacher asked, "Which of the following is a primary function of the integumentary system?"

• To provide structural support

• To act as a barrier

• To aid in digestion

• To produce hormones

Maya noticed her skin was getting oily and wondered which glands in her body were responsible for this. Sebaceous glands are responsible for secreting ____.

• Sweat

• Oil

• Ear wax

• Saliva

During a biology class, Charlotte asked her teacher what ceruminous glands secrete. What is the correct answer?

• Sweat

• Oil

• Ear wax

• Tears

During a chilly morning walk, Mason noticed goosebumps forming on his arms. This is an example of the integumentary system interacting with the ______ system.

• Immune

• Nervous

• Digestive

• Circulatory

During a biology class, Scarlett and Grace were discussing the functions of the integumentary system. Which of the following is NOT a function of the integumentary system?

• A) Protecting against pathogens

• B) Regulating body temperature

• C) Producing red blood cells

• D) Providing sensory information.

During a biology class, Henry learned that the skeletal system is essential for movement because it ____.

• Produces energy

• Facilitates movement

• Regulates temperature

• Stores fat

Emma is learning about how different systems in the body work together. She discovers that the skeletal system interacts with the circulatory system to produce more ________.

• Nerve cells

• Blood cells

• Muscle fibers

• Skin cells

During a biology class, Olivia learned that some people are born with how many ribs instead of the usual 12?

• 10

• 11

• 13

• 14