Definition

1. Noun:
   • The system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing. It is the group of organs and tissues in the body responsible for the exchange of gases between the organism and its environment.

Usage

• The term respiratory system is a singular, countable noun. It refers to the entire biological system as a single entity.
• It is used in medical, biological, and general health contexts to describe the anatomical structures and their functions related to breathing and gas exchange.
• Example: "A doctor will examine the patient's respiratory system."

Examples

• Noun:
  • Smoking can cause severe damage to the respiratory system.
  • The human respiratory system includes the nose, trachea, and lungs.
  • During the biology lesson, we learned how the respiratory system works.

Advanced Usage

• "to affect the respiratory system": to have an impact, often negative, on the organs involved in breathing.
  • The virus is known to affect the respiratory system.
• "respiratory system function": the specific operation or performance of the breathing system.
  • The test measures respiratory system function.

Variants and Related Words

• Respiratory (adj): relating to or affecting the organs of breathing.
  • He has a respiratory infection.
• Respiration (n): the act or process of breathing; the inhalation and exhalation of air.
  • The patient's respiration was steady.

Synonyms

• Breathing apparatus: A less common, more technical term for the system involved in breathing.
• Pulmonary system: A term often used interchangeably, though it can sometimes more specifically emphasize the lungs ( relates to lungs).

Related Phrases

• Upper respiratory tract: Refers to the parts of the respiratory system above the chest, such as the nose, sinuses, and throat.
  • She has an upper respiratory tract infection.
• Lower respiratory tract: Refers to the parts within the chest, including the trachea, bronchi, and lungs.
  • Pneumonia is an infection of the lower respiratory tract.

Noun

1. the system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing