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Doctor insights on: Describe The Human Respiratory System

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What are the functions of the upper respiratory system?

What are the functions of the upper respiratory system?

Upper respiratory: structures include the sinuses, nasal passages, throat, pharynx, tonsils and vocal cords. Other than allowing passage of Oxygenated air, it is rich in mucus glands to protect the airway from viruses and microbes, It is also rich in immunologic cells to combat microbes. ...Read more

Respiratory System (Definition)

The respiratory system consists of all organs in the body related to breathing including the nose, mouth, trachea and lungs. All four of these are ...Read more


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What functions do the cardiovascular system and respiratory system share?

What functions do the cardiovascular system and respiratory system share?

Gas exchange: The heart and lungs work together is a carefully coordinated team to pick up oxygen from the lungs, deliver it to the tissues, and then take the waste products from those tissues and return it to the lungs where they are expelled as carbon dioxide. ...Read more

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How are the respiratory and the cardiovascular system related?

How are the respiratory and the cardiovascular system related?

System: The two systems work together and require each other to function. If they weren't connected, symmetry and coordination wouldn't be effective. ...Read more

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What function of the respiratory system does asthma affect?

What function of the respiratory system does asthma affect?

Breathing: Asthma causes inflammation and spasm of the small to medium-sized air tubes. This will affect breathing and lead to symptoms such as: shortness of breath, cough, wheeze, & chest tightness. ...Read more

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What is the purpose of surfactants in the respiratory system?

What is the purpose of surfactants in the respiratory system?

Keep air sacs open: Surfactants, which are made by the body and are also available as a medication for babies who are deficient in them (usually premie), coat the inside of the tiny air sacs in the lung and keep them open when you exhale. Just like a collapsed balloon is hard to inflate, a collapsed air sac is hard to open. When it doesn't close completely, it's easier to open with the next breath. ...Read more

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Please, can you describe the primary parts of the respiratory system?

Please, can you describe the primary parts of the respiratory system?

The lungs: The respiratory system starts at the nose; tthis is the airwa or series of tubes that deliver the oxygen to the lungs in the lungs at the alveoli gasas are exchange basically oxygen for carbon dioxiderespiatory system. ...Read more

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What is the general length of infection from respiratory syncytial virus?

What  is the  general length of infection from respiratory syncytial virus?

Variable, 1-2 weeks: In adults and older children, RSV is usually mild viral URI with nasal congestion and cough that lasts 1-2 weeks. In infants and young children with chronic medical problems, RSV can cause severe bronchiolitis with wheezing and cough that can require hospitalization and in extreme cases can cause death. ...Read more

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How does the respiratory system affect the cardiovascular system?

How does the respiratory system affect the cardiovascular system?

Directly: If you don't cary out gas exchange (o2--co2)in the lungs, then your blood ph will fall (acidosis), and the heart will experience arrhythmias, ultimately asystole and death. ...Read more

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What do the organs of the respiratory system do?

What do the organs of the respiratory system do?

Respiratory system: Its functions are breathing, getting oxygented air to the blood/organs. ...Read more

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What special features or mechanisms exist in the respiratory system to prevent a virus from being inhaled?

What special features or mechanisms exist in the respiratory system to prevent a virus from being inhaled?

Complicated: The hair cells that line our respiratory tract combined with mucous secretions, antibody secreting (iga) cells, and cells like pulmonary alveolar macrophages all help to prevent infection from reaching our lung tissues, but none are entirely effective. ...Read more

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Does HIV evading the immune system support the idea of an evolutionary race between pathogens and hosts?

Does HIV evading the immune system support the idea of an evolutionary race between pathogens and hosts?

Constant: Bacteria , viruses, and we are all constantly evolving to adapt to the environment likely through epigenetic actions on the genes. Thus HIV virus is not exception. ...Read more

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What reflex is independent of the central nervous system (CNS)?

What reflex is independent of the central nervous system (CNS)?

More than I can list: With which organ system outside the BRAIN & SPINAL cord do you wish to start? What's the clinical context of the question so I can better understand the purpose of the question. This forum is basically for questions of a general clinical nature and what you ask seems to be for more academic purposes. ...Read more

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What is the purpose of the respiratory system?

To maintain: a normal oxygen level and get rid of carbon dioxide, which is a waste product. It also helps maintain acid base balance. ...Read more

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If the immune system mediated an aggressive attack on the whole peripheral nervous system and killed the entire nerves of the body what are symptoms ?

If the immune system mediated an aggressive attack on the whole peripheral nervous system and killed the entire nerves of the body what are symptoms ?

Death: Although i just answered your question, important to understand that this would involve a rare progressive irreversible anaphylactic allergic reaction, and this really affects numerous organ systems. However, consider that there are chronic immune disorders that attack peripheral nerves (cidp), and nerves in central brain and spinal cord (ms). This is almost never an all or none situation. ...Read more

Dr. Tanya Russo
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Respiratory (Definition)

Pertaining to the work of breathing done by the chest ...Read more