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Respiratory System
The respiratory system includes the lungs and the airway. The questions in this category focus mainly on the anatomical and physiological processes associated with breathing.
2,890 Questions
What are two causes of respiratory failure?
To understand respiratory failure, you must first understand what our lungs do in our body. Without making it overly complex, the main purpose is to exchange oxygen with carbon dioxide (O2 and CO2 exchange). This is done on a capillary level. Capillaries are very VERY small blood vessels that are very prone to damage.
While respiratory failure can be caused by any number of issues, the end result is the process of O2 and CO2 exchange is compromised. This could be via occlusion (closing of airways), inflammation (which damages the capillaries), or cell changes via cancer.
Items that can cause respiratory failure include but are not limited to:
- Cancer
- Blunt chest trauma (Car accident, falls)
- Penetrating chest traumas (stabbings etc)
- Infection (pneumonia, flu, tuberculosis, etc)
- Allergic reaction causing inflammation
- Inflammation from other reasons (smoking, COPD)
Now to note - respiratory failure is NOT necessarily permanent. In some cases (such as allergic reactions, infections, etc.) this condition can be partially or fully reversed. It can be permanent as well. The only way to know for sure is asking the opinion of the physician taking care of your loved ones. If you would be more comfortable having more than one brain looking at your loved ones information, asking for a second opinion is also 100% acceptable. Some are comforted by having the second opinion, others are not.
A gas that you breathe out is a waste gas?
The gas that is being referred to is carbon dioxide which is a waste product of cellular respiration. In the respiratory system carbon dioxide is removed from the body as it is breathed out. This is done by the exchange of oxygen and carbon dioxide between the lungs and bloodstream. Oxygen is inhaled in enters the bloodstream and is then distributed throughout the body. At the same time carbon dioxide is breathed out which is produced as a waste product of cellular respiration.
What are the major organs in respiratory system?
The main organs of the respiratory system are the nose, pharynx, trachea, bronchi, and lungs.
What happens to the circulartory system if the respiratory system does not function properly?
If you're not getting enough O2 into your blood, you will feel tired, lazy, and non-energetic. This could be due to lung cancers, pneumonia, bronchitis, tracheal laceration, faulty epiglottis, etc. When you don't have enough O2, it means you have more carbon dioxide in your blood, which is a waste product. This is dangerous and can be fatal if untreated.
What are one of two places where air enters your body?
Two air passages which allow air to enter the body are the cilia and aveoli !!!
How many brain cells does the average person lose per day?
There is no exact amount of brain cells used throughout a lifetime. However, scientists have discovered that as humans we only use 10 percent of our brain on a daily basis.
What happens during breathing?
You don't only "breath in air, and breath out air,"
You breath in Oxygen and let out Carbon Dioxide. Passes to the diaphragm and the lungs, inhale oxygen, it goes through your body, exhale Carbon Dioxide, From which the body has made when inhaled.
What is the speed of the average sneeze?
An average sneeze comes from your mouth and nose at somewhere between 40 and 100 mph.
There can be variation:
This was tested on MythBusters and they found their fastest sneeze being 39 mph. Not to say some people don't sneeze faster, but 102 mph is the fastest recorded speed. The world record has been said to be at 115 km per hour [71.5 mph].
The average person can sneeze as fast as up to 700mph.
100 MPH.
When you hold your breath what happens to the pulse rate?
Oxygen (that we breathe) eventually ends up in the bloodstream, and travels around the body via the red blood cells. When we are relaxed, your heart is not under much pressure in terms of transporting oxygen. However, when you exercise or hold your breathe, oxygen levels will decrease and your heart will speed up to try and keep whatever oxygen that's in the blood flowing. In other words your heart will speed up to compensate (make up for) the reduction in oxygen levels.
What are the two large lightweight organs of the respiratory system?
These two organs are the lungs.
The lungs are these two organs.
What 2 processes are involved in anaerobic respiration?
Anaerobic Respiration can occur in plant and animal cells, in the absence of oxygen.
Animal Cells
C6H12O6 (glucose) ---> 2 lactic acid + 2ATP
Plant Cells
C6H12O6 ---> ethanol + carbon dioxide + 2ATP
The two processes that occur are:
1 - Glycolysis (occurs in the cytosol of cells): The glucose molecule is split into two pyruvate (3- carbon molecules). As a result, energy is released and forms 2 ATP molecules released as well as 2 loaded acceptor molecule called NADH.
-(Since anaerobic respiration occurs in the absence of oxygen, it can no longer continue its journey to the Krebs Cycle and the Electron Transport Chain.)
2 - Fermentation: The hydrogens from the 2 NADH molecules. In animals, The NADs will then reattach these hydrogens onto the middle carbon atom in the pyruvate (3- carbon) molecule. This produces 2 lactic acid molecules, for each pyruvate molecule. In comparison, in plants, ethanol and carbon dioxide is produced.
What is the basic rhythm of breathing is controlled by?
The basic rhythm of breathing is controlled by part of the brain called the Medulla.
How does coughing effect the respiratory system?
Emphysema is a long-term, progressive disease of the lungs that primarily causes shortness of breath due to over-inflation of the alveoli. In people with emphysema, the lung tissue involved in exchange of gases is impaired or destroyed. Emphysema is included in a group of diseases called chronic obstructive pulmonary disease or COPD. Emphysema is called an obstructive lung disease because airflow on exhalation is slowed or stopped because over-inflated alveoli do not exchange gases when a person breaths due to little or no movement of gases out of the alveoli.
Emphysema changes the anatomy of the lung in several important ways. This is due to in part to the destruction of lung tissue around smaller airways. This tissue normally holds bronchioles open allowing air to leave the lungs on exhalation. When this tissue is damaged, these airways collapse, making it difficult for the lungs to empty and the air becomes trapped in the alveoli.
Respiratory passageways narrowed by bronchiolar spasms?
Asthma: spasms and narrowing of bronchi leading to airway obstruction
What gas does the respiratory system get rid of?
The respiratory system utilises oxygen from the environmrntal gases and expires carbon dioxide (CO2).
What does the respiratory system do for other systems?
The respiratory system helps the circulatory system.
circulatory system
What is an abnormal respiratory sound heard on an auscultation?
An abnormal respiratory sound heard on auscultation could be an indication of fluid in the lungs and reduced airflow to the part of the lungs. Abnormal respiratory sounds may come in the form of rales, rhonchi, stridor, or wheezing.
What are the Symptoms of ailments of respiratory system?
1.colds
2.laryngitis
3.pharyngitis
4.tonsilitis
5.bronchitis
6.bronchial asthma
7.pneumonia
8.tuberculosis
9.emphysema
10.lung cancer
How does the respiratory system meet human needs?
The Respiratory system help us meets its needs by giving us energy
Why smoking is harmful to the respiratory system?
Smoking isn't good for your body. It gives you bad breath, wrinkles, makes you smell bad, affects how well you can play sports because you can't run as far or fast, stains your teeth, roughens your skin, and it mixes up the fluids in your brain so you can't think right. It also causes heart disease, emphysema, lung cancer, throat cancer, and mouth cancer. If people didn't start they wouldn't get hooked on it! I don't think that they should be produced.
What does the respiratory system allow us to do?
When we breathe from our mouth or nose, the air, which contains oxygen, nitrogen, and other types of gases, pass the larynx, where the vocal cords locate. When oxygen reaches the chest cavity, the bronchi divides itself so that the bronchi can direct the oxygen to the lungs. When the bronchial tubes direct the oxygen and air into the alveoli, it then reaches your bloodstream. When the respiratory system finishes its course, the diaphragm, which locates under the chest cavity, eliminates carbon dioxide. This explains why we have to exhale after we inhale.
The main purpose of the respiratory system is to supply oxygen for the blood and other organs such as the brain.
What is the main excretory organ in a fetal pig?
The main excretory organ in a fetal pig are the kidneys. The kidneys are responsible for maintaining water levels and excreting waste matter from the blood.
How do the immune and respiratory systems work together?
Every life form needs oxygen. First of all, The respiratory system is connected with the cardiovascular system where blood gets oxygenated. As well all know, the blood is composed of several cells such as the red blood cells, white blood cells, platelets. The white blood cells are responsible for immune responses in the body. Without oxygen, all three would not function well and would make the person very ill and prone to infection.
