Quick Answer: What Is The Principal Organ Of The Respiratory System?

What are the organs of respiratory system and their functions?

Pharynx (throat): Tube that delivers air from your mouth and nose to the trachea (windpipe).

Trachea: Passage connecting your throat and lungs.

Bronchial tubes: Tubes at the bottom of your windpipe that connect into each lung.

Lungs: Two organs that remove oxygen from the air and pass it into your blood..

What are the 7 organs of respiratory system?

Organs of The Respiratory SystemNose.Mouth.Larynx.Pharynx.Lungs.Diaphragm.

Why are the alveoli so magical?

Explanation: The spherical or grape-like shape of the alveoli allows for maximum contact between the alveoli and the capillaries that surround them. … Blood cells also release carbon dioxide into the alveoli and lungs, which is why this process is called gas exchange.

What are the 5 main functions of the respiratory system?

There are five functions of the respiratory system.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 are the parts of the lungs?

Summary Each lung is divided into lobes. The bronchial tree running through your lungs is made up of the windpipe, bronchi, bronchioles, and alveoli.

Which are the principal organs of the respiratory system quizlet?

Terms in this set (9)Nose (Internal & External Cavity) Produces mucus; filters, warms, and moistens incoming air; resonance chamber for speech. … Paranasal Sinuses. Same as for nasal cavity except no receptors smell; also lightens skull.Pharynx. Passageway for air and food. … Larynx. … Trachea. … Bronchial Tree. … Alveoli. … Lungs.More items…

What are the three major organs of the respiratory system?

There are 3 major parts of the respiratory system: the airway, the lungs, and the muscles of respiration. The airway, which includes the nose, mouth, pharynx, larynx, trachea, bronchi, and bronchioles, carries air between the lungs and the body’s exterior.

Which of the following are organs of the respiratory system?

The respiratory system consists of all the organs involved in breathing. These include the nose, pharynx, larynx, trachea, bronchi and lungs.

Which best defines alveolar gas exchange?

Which best defines alveolar gas exchange? Movement of oxygen and carbon dioxide across the respiratory membrane. … The term — describes a condition where there is an excess of CO2 in arterial blood (PCO2 greater than 43 mm Hg).

Which is a function of oxygen in the human body?

Your body cells use the oxygen you breathe to get energy from the food you eat. This process is called cellular respiration. During cellular respiration the cell uses oxygen to break down sugar. Breaking down sugar produces the energy your body needs.

How do you keep alveoli healthy?

Here are some ways to keep your lungs healthy.Don’t Smoke. … Avoid Exposure to Indoor Pollutants That Can Damage Your Lungs. … Minimize Exposure to Outdoor Air Pollution. … Prevent Infection. … Get Regular Check-ups. … Exercise.

What are the 12 parts of the respiratory system?

What makes up the respiratory system?Nose.Mouth.Throat (pharynx)Voice box (larynx)Windpipe (trachea)Airways (bronchi)Lungs.

Which organ produces sound in respiratory system?

The Larynx and Vocal Cords Allow Us to Breathe and Talk and Sing. The larynx connects the lower part of the pharynx, the laryngopharynx, to the trachea. It keeps the air passages open during breathing and digestion and is the key organ for producing sound.

Which is the best description of alveoli?

Tiny air sacs at the end of the bronchioles (tiny branches of air tubes in the lungs). The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.

What are the 10 organs of the respiratory system?

These are the parts:Nose.Mouth.Throat (pharynx)Voice box (larynx)Windpipe (trachea)Large airways (bronchi)Lungs.

What is the main function of lungs in a human body?

The main function of the lungs is the process of gas exchange called respiration (or breathing). In respiration, oxygen from incoming air enters the blood, and carbon dioxide, a waste gas from the metabolism, leaves the blood.

What is the name of organ?

They are the heart, brain, kidneys, liver, and lungs. If any of these five organs stops functioning, the death of the organism is imminent without medical intervention. Functionally related organs often cooperate to form whole organ systems. There are 11 major organ systems in the human organism.

What is the most basic function of respiration?

What is the most basic function of respiration? To exchange gases between the external environment and the blood – oxygen in, carbon dioxide out.