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Levels of Organization and Respiratory System Function

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Levels of Organization and Respiratory System Function

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Questions and Answers

What is the function of the diaphragm in the respiratory system?

Allows air to flow into the lungs from the external environment

Causes a change in air pressure to facilitate breathing (correct)

Filters air using cilia

Moistens air using mucus

Which structure in the respiratory system is responsible for moistening the air with mucus?

Alveoli

Bronchi

Diaphragm

Nostrils (correct)

What is the main role of capillaries in the circulatory system?

Filter blood using cilia

Contract to facilitate blood flow

Transport oxygen and glucose to body cells (correct)

Carry blood away from the heart

Which structure in the circulatory system has valves that prevent backflow of blood?

Veins Signup and view all the answers

How are organelles in single-celled organisms similar to organ systems?

Both are involved in gas exchange Signup and view all the answers

What is the primary function of white blood cells in the body?

Aid in immunity and defense against pathogens Signup and view all the answers

What is the function of antibodies in the immune system?

Recognize and destroy pathogens Signup and view all the answers

What is the role of antigens in the immune response?

Stimulate an immune response by exposing the body to microbes Signup and view all the answers

How do vaccinations affect the immune system?

Stimulate an immune response for future microbe/pathogen invasion Signup and view all the answers

What is one similarity between cell receptors and antibodies?

Both are specific in their actions requiring specific shapes Signup and view all the answers

What does antibiotic resistance refer to?

Production of resistant bacteria through asexual reproduction Signup and view all the answers

How is homeostasis maintained mainly in the body?

By the coordination of nervous and endocrine systems Signup and view all the answers