Technology

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What is the difference between a stent and angioplasty?

What is the difference between a stent and angioplasty? Angioplasty involves temporarily inserting and inflating a tiny balloon where your artery is clogged to help widen the artery. Angioplasty is often combined with the permanent placement of a small wire mesh tube called a stent to help prop the artery open and decrease its chance of narrowing again. How long does an angiogram and angioplasty take? The angiogram takes about one to two hours to finish. Sometimes, it may take longer. In other cases, the interventional radiologist will do a second procedure, such as an angioplasty, at the same time as the angiogram. This makes the procedure take longer. What is an angiogram procedure? A coronary angiogram is a procedure that uses X-ray imaging to see your heart's blood vessels. T...
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How does the body fight pathogens?

How does the body fight pathogens? Your body uses white blood cells to fight off the bacteria and viruses that invade your body and make you sick. … The white blood cell is attracted to the bacteria because proteins called antibodies have marked the bacteria for destruction. These antibodies are specific for disease-causing bacteria and viruses. Are antigens infectious? Infectious diseases are caused by tiny microorganisms such as bacteria, viruses, fungi, and parasites. Proteins, called antigens, are carried on the cell surface of all infectious organisms; the immune system recognizes these foreign invaders, and in response forms proteins called antibodies to destroy or control them.
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What animal looks like an anteater?

What animal looks like an anteater? Tapir. Found in South America, Central America and Southeast Asia, tapirs look somewhat like a cross between a pig and an elephant or an anteater. They have rounded bodies like pigs and long snouts like anteaters, which they can move in all directions, like elephants. Do aardvarks eat fire ants? However, they will not eliminate a colony because they would probably not eat the queen(s). Armadillos also make unsightly holes in lawns and are considered pests themselves. Anteaters, which are not native to the United States, could eat fire ants in areas where both species occur. How many types of anteaters are there? There are four extant species in three genera: Giant anteater (Myrmecophaga tridactyla) Silky anteater (Cyclopes didactylus) Northern (Tam...
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Why is acetic acid called glacial acetic acid?

Why is acetic acid called glacial acetic acid? Acetic acid that contains a very low amount of water (less than 1%) is called anhydrous (water-free) acetic acid or glacial acetic acid. The reason it's called glacial is because it solidifies into solid acetic acid crystals just cooler than room temperature at 16.7 °C, which ice. What is acetic acid glacial used for? Acetic acid has been used for centuries in food production, manufacturing, cleaning, and even medical purposes. Generally, undiluted glacial acetic acid has no medical use, but a review of the literature reveals that acetic acid in diluted concentrations has been used for a variety of indications. What percentage is glacial acetic acid? 99.7%Overview: Glacial acetic acid is a clear colourless liquid. A 99.7% (w/w) conce...
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What is the difference between North and South India?

What is the difference between North and South India? While South India generally refers to the states of Andhra Pradesh, Karnataka, Kerala, Tamil Nadu, and Telangana (i.e. the Dravidian parts of the country), the boundaries of North India aren't as clearly defined (states such Goa and Maharashtra are frequently grouped together as Western India, while West Bengal and … What is the difference between the North and South? In the South, the economy was based on agriculture. … Another difference between the North and South had to do with the new states forming in the western territories. The North wanted the new states to be “free states.” Most northerners thought that slavery was wrong and many northern states had outlawed slavery. Is south India more developed than North India? No...
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Is Christmas a pagan holiday?

Is Christmas a pagan holiday? Keep reading and you’ll find that Christmas is inspired by traditions from the Romans, Celtics, Norse, Druids, and more (all pagan). At the time, all of these different groups shared one big celebration that just hapened to fall around Christmas time – the winter solstice. What legally constitutes a religion? The Supreme Court has interpreted religion to mean a sincere and meaningful belief that occupies in the life of its possessor a place parallel to the place held by God in the lives of other persons. What is the true origin of Christmas? Christmas, Christian festival celebrating the birth of Jesus. The English term Christmas (“mass on Christ’s day”) is of fairly recent origin. The earlier term Yule may have derived from the Germanic jōl or the Anglo-...
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What is an example of underemployment?

What is an example of underemployment? In one usage, underemployment describes the employment of workers with high skill levels and postsecondary education who are working in relatively low-skilled, low-wage jobs. For example, someone with a college degree may be tending bar, or working as a factory assembly line worker. What are the effects of underemployment? Underemployment can cause poor mental health. The stress and anxiety are a result of not being able to make ends meet, which creates a sense of inadequacy. Relationships with a partner can also suffer as a result of underemployment. Underemployment can seriously affect an individual’s mental and emotional health. What should we be worried about underemployment? We should worry about underemployment as due to this, the earning ...
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Why is online school better than public?

Why is online school better than public? Unlike traditional bricks-and-mortar schools, online school offers parents the ability to control their child’s learning environment. In addition, learning at home may offer fewer distractions than a traditional classroom setting, allowing students to focus more easily and get the most out of their time. What is a good reason to do online school? A more flexible schedule enables families to do more extracurricular activities, too. Students master concepts at their own pace. Online school’s flexibility means that students can take extra time with subjects that are more difficult for them. Kids who excel can move ahead to the next subject when they are ready. Why is online learning bad? While logistically sound, taking too many online courses or...
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What makes a highway an interstate?

What makes a highway an interstate? Succintly: Interstates are generally limited access (i.e. don't have stop lights and have an on/off ramp) and were created as a part of larger defense network of roads across america created under Eisenhower.. Highway is basically a designation for major route (usually normal side road access and regular stop lights). Is the interstate a highway? The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System or Interstate, is a network of controlled-access highways that forms part of the National Highway System in the United States. What is the difference between expressway and freeway? Bikes and pedestrians are not allowed on freeways. An expressway, on the other hand, has stop ligh...
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Is Jumping bad for horses?

Is Jumping bad for horses? No. Horses, in the wild, will avoid jumping. Horses try to save energy, and jumping takes energy. It is also dangerous. Can all horses jump? Yes all horses have the ability to jump, not all though have the body conformation to do so. What age should a horse stop jumping? Some trainers do it at age 3; others wait until age 4 or even later. Since most horses continue to grow until about age 7, doing too much too soon can cause injuries. However, incorporating a judicial amount of jumping into a carefully planned and monitored training program can be perfectly safe at any age. What is the highest horse jump? The official Fédération Equestre Internationale record for high jump is 2.47 m (8 ft 1.25 in) by Huaso ex-Faithful, ridden by Capt. Alberto Larraguibel Mo...