In ventricular fibrillation, the ventricles twitch randomly instead of beating. This condition causes death within minutes if not rapidly treated. In a similar condition, atrial fibrillation, atria twitch randomly instead of beating. Although atrial fibrillation can increase the risk of other serious conditions, atrial fibrillation by itself is usually not life threatening. Explain why ventricle fibrillation is deadly but trail fibrillation rarely is. Include a description of blood flow through the heart.

Answers

Answer 1

Answer:

Ventricular fibrillation a type of arrhythmia characterized by a very fast heart rate which causes no blood to reach vital organs causing cardiac arrest.While Atrial fibrillation is an atrial tachyarrhythmia characterized by the fact that the atria beat in an uncoordinated way at a very high rate that exceeds 350 beats per minute. As a result, the atria are no longer effective in pumping blood to the ventricles.

Explanation:

Under normal conditions the heart contracts rhythmically and synchronously. This contraction is the result of an electrical impulse that is generated in the atrium, reaches the ventricle and results in a heartbeat. In an arrhythmia there is an alteration of this mechanism that leads to the heart not contracting regularly, generating a rhythm disorder. The contraction of the ventricles pumps blood to the rest of the body. In ventricular fibrillation, the heart rhythm is very fast and chaotic (up to 300 beats per minute) and is characterized by not being able to provoke an efficient heart beat. Thus, the lack of contraction of the ventricles causes the blood to barely be pumped from the heart, producing a collapse of the cardiovascular system and cardiac arrest. Atrial fibrillation is characterized by disorganized and very rapid atrial activity (350-600 beats / min). This leads to an irregular ventricular response (150-200 beats / min) and an irregular pulse.During atrial fibrillation, the atrial contraction that helps fill the ventricles with blood is lost; this can significantly reduce cardiac output, particularly in patients with mitral stenosis, hypertension, or hypertrophic cardiomyopathy.It is associated with an increased risk of thromboembolism (formation of blood clots in the heart that can dislodge and go through the bloodstream until impacted on the a blood vessel, causing lack of irrigation in that area) and therefore stroke (cerebral thromboembolic accident).


Related Questions

Please help! In the movie Osmosis Jones how is the digestive system represented

Answers

Osmosis Jones represents the digestive system and both it’s mechanical and chemical aspects! For example, they digestive system starts started at the mouth with saliva softening the food while the teeth break it down. Another example is when the movie depicted the stomach unable to process a bad egg, showing the regurgitation process.

Which specimen is typically collected by the patient unless he or she has a catheter?
saliva
tissue
Ο ΟΟΟ
blood
urine

Answers

they would give a urine specimen

Answer:

D

Explanation:

Due to recent technological advancements, clinical laboratory workers are not in as high demand as they were a decade ago.
O True
O False

Answers

Answer:

false

Explanation:

although we have all this new technology we still need clinical trials to assure that whatever this new technology has built works

false because they just trynna tell you a wrong fact because think about the the labatory and technology

Match the following definitions with the correct term

Answers

CFC - is an abbreviation formed from chlorine, fluorine, and carbon

Air Pollution - is formed by the gases released when burning of fossil fuels, such as as coal and oil, combined with rain.

The Green House Effect - is the reduced rate at which the earth loses heat, causing an increase in earth’s temperature

Carbon Monoxide - is formed when fossil fuels or turpentine are incompletely burned in the presence of sunlight.

Smog - is a colorless, odorless, gas

Acid Rain - results when substances contaminate the air

Which if the following is currently America's number-one cause if death?

Answers

Answer:

I believe it is Heart disease

Answer:

Cardio Vascular disease

Explanation:

Why is understanding the risks and hazards associated with fires important?

Select the best option.

It prevents accidents from occurring in the first place.


It makes it easier to train workers on the fire prevention plan.


Employers are less liable for any accid

Answers

Answer:

It prevents accidents from occurring in the first place.

Understanding the risks and hazards associated with fires important because it prevents accidents from occurring in the first place. Therefore, option A is correct.

What is fire risk ?

Electric appliances, wiring, and plug outlets provide a substantial fire danger because they are the primary cause of home fires. The likelihood of a fire can be decreased by turning off and unplugging electrical devices such laptops and computers, as well as hairdryers.

The likelihood that a fire will start might be referred to as "fire risk." compounded by the fire's severity, or the "injury potential," and the results in terms of fatalities, fire spread, property destruction, etc.

The most frequent risk, which exists in all aspects of life, is fire risk. The majority of combustible materials are kept in air that contains oxygen, therefore the risk of fire arises from the potential for an ignite source.

Thus, option A is correct.

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¿A qué se refiere el científico cuando dice "no tengo claro si hay un vínculo directo entre esta pandemia del Coronavirus y la alteración del ambiente" ?

Answers

Answer:

Se refiere a que la hipótesis actualmente más aceptada indicando que la actual pandemia ha sido una consecuencia directa de la alteración humana de los ecosistemas naturales donde habitan murciélagos (es decir, los hospedadores originales del virus) todavía debe ser demostrada  

Explanation:

En relación a la actual pandemia, está demostrado científicamente que el coronavirus es un virus estrechamente emparentado (genéticamente) con otros coronavirus presentes en murciélagos que naturalmente habitan la región sudeste de China. Respecto a esto, ha sido planteada la hipótesis que la actual pandemia debería ser una consecuencia de la alteración antrópica (humana) de ecosistemas naturales de los murciélagos hospedadores con fines económicos, es decir, para ser vendidos como alimento, donde poblaciones de murciélagos habrían sido diezmadas, lo cual habría desencadenado el salto del virus hacia nuevos hospedadores como la especie humana. De este modo, los humanos se habrían convertido en "hospedadores naturales" del actual virus. Sin embargo, esta hipótesis hasta ahora es solamente una hipótesis y debe ser confirmada por evidencia científica. Otras hipótesis menos extendidas incluyen, por ejemplo, el uso de la biotecnología para crear virus en laboratorios o el calentamiento global como desencadenante de la destrucción de hábitats naturales de aquellos murciélagos que fueron los hospedadores primarios del virus.

Daryl is 16. He’s a wrestler – the best in his weight class. But if he gains 5 pounds, he’ll be bumped up a weight class and have to wrestle larger guys and possibly lose. Justin exercises obsessively. He also takes laxatives to lose weight, and he has thrown up a few times after friends dragged him out for fast food. Justin even stops drinking water a day before he gets weighed in for a match.


Possible signs of Daryl eating that other people might notice?

Answers

Answer:

i dont understand the question is it a school question or a personal question

Explanation:

Name 3 reasons why there should be health care for everyone.

Answers

Not everyone could afford hospital bills or other medical bills

Answer:

Why should we have healthcare for all?

Providing all citizens the right to health care is good for economic productivity. When people have access to health care, they live healthier lives and miss work less, allowing them to contribute more to the economy. Health insurance provides financial protection in case you have a serious accident or illness. For example, a broken leg can cost up to $7,500. Health coverage can help protect you from high, unexpected costs. Getting recommended preventive services is a key step to good health and well-being.

Gloves should be changed after handling raw meat, seafood, or poultry and before handling ready-to-eat food.

True
False

Answers

Answer: True

Explanation: Good luck!

Answer:

True

Explanation:

If you handle anything else with the gloves there is the possibility of cross contamination

I hope this helps you out!

Within the sentence, the word
signals a cause-and-effect relationship.

Answers

Answer:

communication sorts things out and make things easier and trust is everything

Explanation:

true or false- low glucose caused by diabetes can also slow protein production and healing​

Answers

Answer:

False

Explanation:

I majored in Health

"Because HIGH blood glucose levels affect the body's ability to heal wounds, people with diabetes are at risk for serious complications."

what are carnivarose​

Answers

Answer:

A carnivore is an organism that mostly eats meat, or the flesh of animals.

extra info

Sometimes carnivores are called predators. Organisms that carnivores hunt are called prey.

Answer:

Plants or animals that eat flesh of Bug's or other flesh like "animals".

Explanation:

Trust me. im in 10th grade

it's more of an action

Which is the least likely information to be included in a PIM system for an individual patient? name and address insurance information allergies and medical conditions annual income

Answers

Answer: I think it would be  Annual income

I could be wrong. I am so sorry if I am.

Annual income is the least likely information to be included in a PIM system for an individual patient.

What is PIM system?

it is a system in hospitals that is used to register complete patient information like name and address, insurance information, allergies and medical conditions.

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This is a disease of the nervous system mainly affecting the brain and spinal cord. Researchers seem to think that the immune system turns against the myelin and causes scarring. The first symptoms usually begin in young adulthood. The disease goes through remissions and exacerbation periods in which the person is symptom free and when the symptoms are present. There is no cure. Treatment includes drugs to suppress the immune system. Some people may become incapacitated.

Answers

Answer:

Multiple sclerosis is a chronic disease that affects the central nervous system, especially the brain, spinal cord, and optic nerves.

Explanation:

Allie and her grandmother went out to eat at a restaurant that had a self-serve
soda fountain. During the evening Allie drank 5 cokes. Later on she found herself
visiting the restroom on a more than regular basis. Explain why she is experiencing excessive urination.

Answers

Answer:

Allie is experiencing excessive urination because she drank too much carbonated beverage that her urinary bladder could handle. It irritated her bladder, which gave her an urgency to empty.

Explanation:

Bladder irritants trigger the urinary bladder muscles to contract. This is the reason why you need to urinate frequently or visit the restroom than you normally would. Examples of bladder irritants are coffee, carbonated drinks like Coke, spicy food, alcohol and acidic fruits. In order to prevent this from happening, it is important to drink water in order to dilute the solution. This will prevent the bladder from being irritated.

She is experiencing excessive urination as a result of intake of bladder

irritants such as Carbonated drinks.

The bladder can be irritated which causes the bladder to produce more

urine and increase the urgency and frequency in which urination occurs in

the body.

Examples of bladder irritants include coffee, carbonated alcohol, beer etc.

This explains the reason why Allie experienced excessive urination after

drinking 5 cokes which is a carbonated drink.

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Dylan is a high school graduate. He works as an account manager. He lives in the suburbs. He is a loner and does not have many friends. He gets stressed easily. This affects his digestion. He is constantly on medication. seems to be the cause for Dylan’s poor health. He could benefit by .

Answers

Answers:

-lack of social network

-spending time with like-minded people

Which of the following describes a method for cleaning dishes?

using a detergent
using a solvent cleaner
using an acidic cleaner
all of the choices are correct

Answers

Answer:

solvent cleaner

Explanation:

Why do you think some teenagers don’t feel comfortable talking about their mental health? Explain your answer

Answers

Answer:

bc they just dont

Explanation:

so yeeeee

PLZ HELP WILL MARK BRAINLIEST

Which statement about privacy settings is true?

A). They completely eliminate pictures once they are deleted.


B). They hide all information.


C). They eliminate internet predators.


D). They control who reads one's personal profile or page.

Answers

Answer:

D

Explanation:

A private page can control who sees a profile, but it doesn't make sense for them to do the other options.

Answer:

D). They control who reads one's personal profile or page

Explanation:

In most privacy settings, there will be a few options

-Only friends can view profile/send messages

-Anyone can view profile/send messages

-No one can view profile/send messages

~~~~~~~~~~~~~~~~~~~~~

This helps keep all your private information (phone number, email, full names, etc) unknown to the requested group of people

~~~~~~~~~~~~~~~~~~~~~

I also took the quiz and got it right

Hope this helps!

~purplemist

does anyone know how to get rid of double chin, like I do got a jawline bit I want it sharp also I have a bit double chin. so is there any possibile way to get rid of double chin and have a good jawline. ​

Answers

Tilt your head back and look toward the ceiling.

Push your lower jaw forward to feel a stretch under the chin.

Hold your jaw there for 10 count.

Repeat it everyday and you should see a result.

Answer:

Chewing gum often helps, along with having good posture.

Explanation:

losing weight around your neck and face is one of the most difficult places as more often than not your genetics decide whether you will have a nice jawline and is not always able to change

True or false For women, steroids can also regulate the menstrual cycle, deepen the voice, and cause facial hair to grow.

Answers

Testosterone can, but I’m not sure if that counts as a steroid. :/

Answer:

False

Explanation:

The muscles are ____ to the bone


Intermediate, medial, lateral, proximal, distal, superior, inferior, anterior, posterior, deep or superficial..
Which one?

Answers

Superficial muscles are close to the surface of the skin. Muscles which lie closer to bone or internal organs are called deep muscles.

The muscles are superficial to the bone. Muscles are the specialized cells which are involved in locomotion. Thus, the correct option is superficial.


What are Muscles?

Skeletal muscles are attached through the cord-like tendons to the bones, such as in the legs, arms, and the face. Skeletal muscles are called striated because they are made up of the fibers which have the horizontal stripes when viewed under a microscope. Superficial muscles are the muscles of the body which are close to the surface of the skin. These muscles lie closer to the bones or internal organs in the body, which are also called as deep muscles.

A tendon is a fibrous connective tissue which attaches the muscles to bone in the body. Tendons are the specialized cells that may also attach muscles to structures such as the eyeball. A tendon serves to move the bone or the structure present in the body. The muscles are superficial to the bone in the different body parts.

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Identify at least five different careers in the Health Science or Hospitality and Tourism clusters that you could pursue in your home state, and choose the three that appeal to you the most. Of the three, write a one-page essay describing which one would be your career choice and the educational pathway that you would have to follow in order to obtain that career. Finally, identify at least three colleges, universities, or training programs that are suited to that career choice. You can use the resources below to help you. For Resource 2, use the drop-down menus to help navigate.
I NEED HELP ASAP PLEASE ;-;

Answers

Answer:

The five different careers in Health Science that I would like to purse are nurse practioner, nutritionist, radiology technologist, physicians assistant and emergency medical technician. The three that appeal most to me is the nurse practioner, radiology technologist, and emercengy medical technician. The career choice and educational pathway that appeals to me the most is radiology technologist.

A radiology technologist is responsible for taking a picture of the patients x-ray, examining it and treating it. As a radiologic technologist I would need to check to make sure all the equipment is operational before taking any images. They work in anatomy and use many different equipment such as x-rays, MRI, computed tomography, etc. Sometimes before creating the image I would need to prepare and inject radiopharmaceutical agents into patients. Also, I may help physicians perform procedures such as angioplasty or stent insertion. I like this career because I am intereseted in learning about the human body and I want to help patients.

The colleges or universities that have the program to become a radiology technologist are Long Island University, University of Wisconsin La Crosse and Manhattan College. In order to purse this career I would need a associate's and bachelor's degree which takes about four years. Also, it would be a good idea to go training and attend certificate programs for radiology techs that take around a year. The best credentials are combinations of formal training, a professional license and work experience.

What is the normal heart rate for men?

Answers

Answer:

60-100 beats per minute

Explanation:

Your heart beats due to blood being pumped into it. It also requires assistance from the lungs.

Answer:

60-100 beats per min

Explanation:

The purpose of the MyPlate icon by the USDA is to:
Help you remember the types and amounts of each food group you should eat
To promote the consumption of bread
To encourage you to exercise more
To explain why vitamins are important

Answers

Answer:

help you remember the types and amounts of each food group you should eat . Confirm it tho

Answer:

a) Help you remember the types and amounts of each food group you should eat

Explanation:

PLEASE HELP

During which stage of prenatal development do body systems and organs begin to function?

Fetal
Germinal
Conception
Embryonic

Answers

The stage in which the body systems and organs begin to function is the EMBRYONIC stage.

During the embryonic stage of prenatal development body systems and organs begin to function. Therefore, option D is correct.

What is prenatal development?

Prenatal development is the development of the embryo during the gestation period. It starts with fertilization and ends with parturition. There are three stages in prenatal development and that is germinal, embryonic, and fetal stages.

Pregnancy and prenatal care may educate women about critical actions they can take to safeguard their unborn child and ensure a healthy pregnancy, which can help prevent difficulties. Regular prenatal care helps women: Lower their risk of difficulties throughout pregnancy.

The development of body systems and organs begins to function during the embryonic stage. Therefore, option D is correct.

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Based on the risk factors listed in the article, some factors can be controlled and some are out of your control. List the factors where a lifestyle change could help reduce cardiovascular disease.

Answers

Exercising more because heart is a muscle and it gets stronger, eating good food and not smoking or taking drugs like aderall

Lifestyle change could help reduce cardiovascular disease are:-

Reduce smokingBe physically activeHealthy diet Reduce stress

What is cardiovascular diseases?

These are the group of disorders of the heart and blood vessels.

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Increase your exercise level a little at a time. This includes:

Question 9 options:

Speed


Weight


Sets/Reps


All of the above


None of the Above

Answers

Answer:

All of the above.

Explanation:

It's important to have a rotational balance between all of these.

Which person is exhibiting a metaphysical perspective of the world

Answers

Biron,who says we must accept things as part of natural order.

Biron, who says we must accept things as a part of the natural order

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