Flashcardizz: Review: Osmosis Jones

Front

What is osmosis?

Back

Osmosis is the movement of water molecules through a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration.

Front

What is a virus?

Back

A virus is a microscopic infectious agent that can only replicate inside the living cells of an organism.

Front

What is the role of white blood cells?

Back

White blood cells are part of the immune system and help the body fight infections and other diseases.

Front

How do viruses enter the body?

Back

Viruses can enter the body through various routes, including the respiratory tract, digestive tract, skin, or mucous membranes.

Front

What is the function of antibodies?

Back

Antibodies are proteins produced by the immune system to identify and neutralize foreign objects like bacteria and viruses.

Front

What is the difference between a virus and bacteria?

Back

Viruses are smaller than bacteria and require a host cell to replicate, while bacteria are single-celled organisms that can reproduce independently.

Front

What is the common cold?

Back

The common cold is a viral infection of the upper respiratory tract, characterized by symptoms such as a runny nose, cough, and sore throat.

Front

What happens when a person sneezes?

Back

Sneezing is a reflex action that expels air and particles from the nose and mouth, which can help remove irritants and pathogens.

Front

What is a pathogen?

Back

A pathogen is any organism that can cause disease, including viruses, bacteria, fungi, and parasites.

Front

What is the immune response?

Back

The immune response is the body's defense mechanism against pathogens, involving the activation of immune cells and the production of antibodies.