
Respiration (physiology) - Wikipedia
In physiology, respiration is a process that facilitates the transport of oxygen from the outside environment to bodily tissues and the removal of carbon dioxide using a respiratory system.
Cellular respiration | Definition, Equation, Cycle, Process, …
Sep 22, 2025 · Cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining …
Respiration - Definition and Types - ThoughtCo
Jul 31, 2024 · Respiration is the process of gas exchange between the air and an organism's cells. Three types of respiration include internal, external, and cellular respiration.
Respiratory System: Organs, Facts, Anatomy & Function
Respiratory System Your respiratory system is made up of your lungs, airways (trachea, bronchi and bronchioles), diaphragm, voice box, throat, nose and mouth. Its main function is to …
Respiration - Definition, Types, Characteristics, Examples
Jan 13, 2024 · Aerobic respiration wants oxygen to do its process. Aerobic respiration is a procedure that can take place in the presence of oxygen only, without oxygen, aerobic …
Cellular Respiration: Steps, Process, and Stages | Osmosis
Aug 21, 2025 · Cellular respiration is a metabolic pathway that uses glucose to produce adenosine triphosphate (ATP), an organic compound the body can use for energy. In ideal …
Physiology, Respiratory Drive - StatPearls - NCBI Bookshelf
Breathing is a complex process that relies heavily on the coordinated action of the muscles of respiration and the control center in the brain. The primary function of the lungs is to facilitate …
RESPIRATION Definition & Meaning - Merriam-Webster
The meaning of RESPIRATION is the movement of air or dissolved gases into and out of the lungs. How to use respiration in a sentence.
Respiration - Definition, Classifications, Cellular Respiration & More
Feb 6, 2025 · Respiration is a vital biological process through which living organisms convert nutrients into energy, crucial for survival. This process involves the inhalation of oxygen and …
Aerobic Respiration Definition, Diagram, and Steps
Oct 8, 2023 · Learn about aerobic respiration in cells. Get the definition, diagram, and steps for the process using oxygen to make ATP.