What are the steps of the respiratory system?

What are the steps of the respiratory system?

Air enters your body through your nose or mouth. Air then travels down the throat through the larynx and trachea. Air goes into the lungs through tubes called main-stem bronchi….Lungs

• Heart and its large vessels.
• Trachea.
• Esophagus.
• Thymus gland.
• Lymph nodes.

Where does respiration take place in our body?

Respiration occurs in the mitochondria of the cell of the human body. Breathing occurs through lungs.

Where is the respiratory system located in the body?

The respiratory system starts at the nose and mouth and continues through the airways and the lungs. Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) and through the voice box, or larynx.

What is produced from respiration?

What does the cell produce? The products of cellular respiration are carbon dioxide and water. Carbon dioxide is transported from your mitochondria out of your cell, to your red blood cells, and back to your lungs to be exhaled. ATP is generated in the process.

Where does respiration occur in a cell?

While most aerobic respiration (with oxygen) takes place in the cell’s mitochondria, and anaerobic respiration (without oxygen) takes place within the cell’s cytoplasm.

What is the main stimulus that drives respiration?

Normally, an increased concentration of carbon dioxide is the strongest stimulus to breathe more deeply and more frequently. Conversely, when the carbon dioxide concentration in the blood is low, the brain decreases the frequency and depth of breaths.

How does oxygen enter the cell during aerobic respiration?

The reactants in aerobic respiration include oxygen and glucose. Oxygen enters the cell by diffusion. It is first transported to the cells via the red corpuscles. These contain hemoglobin, a transporter protein that carries oxygen to the cells of the body.

Where does the air enter the respiratory system?

Air that we breathe enters the nose, flows through the pharynx (throat) and larynx (voice box) and enters the trachea (windpipe). The trachea eventually divides into two parts called bronchi. The right main bronchus (bronchus is the word for one of the bronchi) supplies the right lung; the left main bronchus supplies the left lung.

How are the lungs involved in the process of breathing?

Breathing involves two phases: breathing in and breathing out. Your lungs deliver oxygen and remove carbon dioxide from your blood in a process called gas exchange. Gas exchange happens in the capillaries surrounding the alveoli, where the oxygen that is breathed in enters the circulatory system and carbon dioxide in the blood is released to

How is oxygen transported around the human body?

Once it is in the blood, transportation of oxygen around the body begins. Only a small amount of oxygen is transported in the plasma of the blood because oxygen does not dissolve easily in water. The rest of the oxygen is transported after combining with the hemoglobin in red blood cells.