Quick Answer: What Are The Main Organs Of The Respiratory System And Their Functions?

How does the respiratory system work in the human body?

How Do the Lungs and Respiratory System Work.

The cells in our bodies need oxygen to stay alive.

Carbon dioxide is made in our bodies as cells do their jobs.

The lungs and respiratory system allow oxygen in the air to be taken into the body, while also letting the body get rid of carbon dioxide in the air breathed out..

What are the 7 Major organs of the human body?

Some of the easily recognisable internal organs and their associated functions are:The brain. The brain is the control centre of the nervous system and is located within the skull. … The lungs. … The liver. … The bladder. … The kidneys. … The heart. … The stomach. … The intestines.

What are the 11 organs?

The 11 organ systems include the integumentary system, skeletal system, muscular system, lymphatic system, respiratory system, digestive system, nervous system, endocrine system, cardiovascular system, urinary system, and reproductive systems.

How many parts does the respiratory system have?

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.

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.

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.

What are the functions of the respiratory system quizlet?

The primary function of the respiratory system is to supply the blood with oxygen in order for the blood to deliver oxygen to all parts of the body. The respiratory system does this through breathing. When we breathe, we inhale oxygen and exhale carbon dioxide.

Why is the respiratory system important for good health?

Your respiratory system brings oxygen into your body and helps to remove carbon dioxide. Problems with your respiratory system can reduce the oxygen that reaches your lungs, which can make you unwell.

What gases are exchanged in the respiratory system?

During gas exchange oxygen moves from the lungs to the bloodstream. At the same time carbon dioxide passes from the blood to the lungs. This happens in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.

How do the lungs work step by step?

When you inhale (breathe in), air enters your lungs and oxygen from the air moves from your lungs to your blood. At the same time, carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathe out). This process is called gas exchange and is essential to life.

What are the 8 structures and 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.

What are the main organs of the respiratory system?

Respiratory systemNose.Mouth.Throat (pharynx)Voice box (larynx)Windpipe (trachea)Large airways (bronchi)Lungs.

What are the 12 parts of the respiratory system?

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

What are the main organs of the respiratory system quizlet?

Terms in this set (10)respiratory system. system responsible for taking in oxygen and releasing carbon dioxide using the lungs.nose. the organ of smell and entrance to the respiratory tract.pharynx. throat; passageway for food to the esophagus and air to the larynx.larynx. … trachea. … bronchi. … bronchioles. … brochus.More items…

What is the name of organ?

Vital Organs They are the heart, brain, kidneys, liver, and lungs. The locations of these five organs and several other internal organs are shown in the figure below.

What is the structure and function of the lungs?

The lungs are a pair of spongy, air-filled organs located on either side of the chest (thorax). The trachea (windpipe) conducts inhaled air into the lungs through its tubular branches, called bronchi. The bronchi then divide into smaller and smaller branches (bronchioles), finally becoming microscopic.

What is the smallest organ in the body?

What’s the smallest organ in the human body? You’ll find the pineal gland near the center of the brain, in a groove between the hemispheres.

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 two parts of the respiratory system quizlet?

The human respiratory system can be divided into two parts. The conducting portion: a series of passageways that carry air into and out of the gas-exchange portion of the respiratory system. The gas-exchange portion: where gases are exchanged with the blood in tiny sacs within the lungs.

What are the two main organs of the respiratory system?

The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The muscles that power your lungs are also part of the respiratory system.

What is the anatomy of the respiratory system?

ANATOMY OF RESPIRATORY SYSTEM Anatomically, respiratory tract is divided into upper (organ outside thorax – nose, pharynx and larynx) and lower respiratory tract (organ within thorax – trachea, bronchi, bronchioles, alveolar duct and alveoli).