What Is the Movement of Air into and Out of the Lungs

question 30

Multiple Choice

What is the movement of air into and out of the lungs termed?

• A) Ventilation
• B) Respiration
• C) Diffusion
• D) Perfusion

---

Definitions:

Uncontrolled Mutations

Uncontrolled mutations refer to changes in DNA that occur without regulation, potentially leading to diseases like cancer by disrupting normal cell functions.

Genetic Mutation

A permanent alteration in the DNA sequence that makes up a gene, which can affect the individual characteristics of an organism.

Platelets

Cell fragments in vertebrate blood that function in clotting; also called thrombocytes.

Erythrocytes

Red blood cells that transport oxygen from the lungs to tissues throughout the body and return carbon dioxide back to the lungs for exhalation.