What is the respiratory system simple definition?

Listen to pronunciation. (RES-pih-ruh-TOR-ee SIS-tem) The organs that are involved in breathing. These include the nose, throat, larynx, trachea, bronchi, and lungs.

What is the function of respiratory system?

Your lungs are part of the respiratory system, a group of organs and tissues that work together to help you breathe. The respiratory system’s main job is to move fresh air into your body while removing waste gases.

What are the 5 respiratory system?

Voice box (larynx) Windpipe (trachea) Large airways (bronchi) Small airways (bronchioles)

What is respiratory system in a sentence?

The respiratory system is involved in the intake and exchange of oxygen and carbon dioxide between an organism and the environment. The respiratory system of birds moves oxygen across the pulmonary surface during both inhalation and exhalation, making it more efficient than that of mammals.

Why is it called the respiratory system?

The lungs and respiratory system allow us to breathe. They bring oxygen into our bodies (called inspiration, or inhalation) and send carbon dioxide out (called expiration, or exhalation). This exchange of oxygen and carbon dioxide is called respiration.

What are the 4 main functions of the respiratory system?

Function

  • Gas Exchange – oxygen and carbon dioxide.
  • Breathing – movement of air.
  • Sound Production.
  • Olfactory Assistance – sense of smell.
  • Protection – from dust and microbes entering body through mucus production, cilia, and coughing.

What’s the process of respiration?

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. External respiration is the breathing process. It involves inhalation and exhalation of gases.

What are 2 types of respiration?

Cellular respiration occurs in both autotrophic and heterotrophic organisms, where energy becomes available to the organism most commonly through the conversion of adenosine diphosphate (ADP) to adenosine triphosphate (ATP). There are two main types of cellular respiration—aerobic respiration and anaerobic respiration.

What are the 6 functions of the respiratory system?

The functions of the respiratory system include gas exchange, acid-base balance, phonation, pulmonary defense and metabolism, and the handling of bioactive materials.