How the Heart Works


The heart is located in the thoracic cavity, and acts as a pump. Blood comes to it through a series of wide vessels or veins. At each pump, the blood is cycled through two separate circulations. At first, the oxygen-deprived blood arriving from the system is cycled through the lungs where gas exchanges take place….
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Jesus is Risen


Jesus’ death on the cross and his resurrection on the third day are considered central to the gospel message. Paul said that he preached “Jesus Christ, and him crucified”(I Cor. 1:23;2:2). During his public ministry, Jesus foretold his own death and resurrection on many occasions, but no one understood the significance of what he was…
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First Aid in Drowning


Treatment prolonged lack of oxygen from being submerged under water leads to cardiac arrest, so it is important that rescue breathing or CPR (either mouth-to-mouth or mouth-to-nose ventilation) be started immediately – even in the water if necessary. Call 911 for medical assistance and a quick transfer to the nearest emergency center. If you know…
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Kiwi Facts


There are three species of kiwi, found only in New Zealand. All are flightless birds that live in burrows. The female dwarf cassowary, or moruk, is an extremely dangerous bird and will attack anything that comes near its nest with its 10-cm long claws. The three species of cassowary live in rainforests in New Zealand…
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Hemorrhage


Bleeding is often a medical emergency, and prompt steps to stop it are essential. It is essential that bleeding be checked as soon as possible. A patient with heavy blood loss can rapidly deteriorate and die if blood loss is not stopped or prompt replacement given. With lacerations and injuries on the limbs and body,…
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Common Cold


What is a Common Cold? By far the hands-down winner of the most prominent diseases of all time throughout the world, the simple, old- fashioned common cold must take the prize. It’s also the most common complaint of children. It goes by all sorts of fancy names, such as acute coryza (by the medics who…
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Genesis Bible Study


Author: Moses Date: c. 1400 B.C. or c. 1200 B.C. The Book of Genesis is a theological explanation of the beginnings of our universe. It tells about the lower orders of creation, like plants and animals; the human race; the nations of humankind; the selection of Abraham and one nation, Israel, to be the historical…
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Reproduction Cells


A point of major interest is that during manufacture, both the egg and the sperms undergo a special internal division. In this way, their genetic characteristics are affected. Each cell normally contains 44 special bodies, called chromosomes, plus another special two called the sex chromosomes. These arc named either X or Y chromosomes. In the…
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Blood Facts


Blood is the reddish liquid that circulates around your body. It carries oxygen and food to body cells, and takes carbon dioxide and other waste away. It fights infection, keeps you warm, and distributes chemicals that control body processes. Blood is made up of red cells, white cells and platelets, all carried in a liquid…
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Bible Study Psalms


Author: Principally David, but also others Date: Tenth Century B.C. and later Psalms is probably the best-known and best-loved book of the Bible. It has provided more personal comfort, imagery, hymns, and poems than any other book that has ever been printed. The Psalms were written over a long period of time, perhaps 600 years….
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Door Repair


A well-fitted door should have a long and trouble-free life. If it does start to misbehave, the problem is likely to be the door binding against its frame and, in extreme cases, failing to shut properly. There are 3 possible causes: A build-up of paint on the door and frame surfaces after years of re-painting,…
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Big Bang Theory Facts


The Big Bang explosion is how scientists think the Universe began some 15 billion years ago. First there was a hot ball tinier than an atom. This cooled to 10 billion billion °C as it grew to football size. A split second later, a super-force swelled the infant Universe a thousand billion billion billion times….
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Calluses


What is Calluses? Also called Callosity, a Callus is a piece of skin that has hardened due to repeated friction, contact, pressure or any irritation suffered by the area that becomes toughened. In humans, the condition commonly affects the feet because the source of irritation must be constant and often times the only thing on…
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Papaya Planting


Papayas are called the “melons on trees.” The fragrant yellow fruit varies in size from two to 20 pounds when ripe. The flavor has been compared to cantaloupes and strawberries and a black seed, papain. They are rich in vitamins A and C and thiamine. The vitamin is higher than that of oranges and strawberries….
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Planting Carrots


The carrot is one of our most common and widely grown vegetables. It grows best at mean temperatures between 600-700° F. Prolonged higher temperatures tend to produce shorter, non-blunt roots, while temperatures below 50° F. tend to make roots longer, more slender and paler in color. California, Texas, Arizona, and New Mexico are the important…
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Cogenital Heart Disorders


What is Congenital Heart Disease? Congenital heart disease probably represents the most common disease of the heart system in infancy and early childhood. About six to eight babies for every 1,000 born may suffer from one of these disorders. It doesn’t sound very many, but when you consider that around 4,000,000 babies are born in…
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Sunday School Lessons on Responsibility Topic Discussion


1. How does the knowledge that God owns your very being affect how you live? What changes do you need to make? The fact of creation makes God the owner. Scripture also reminds us that we have been bought back from sin by the blood of Christ; therefore we glorify God in body and spirit…
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Tundra Facts


Tundras are regions so cold and with so little rain that tall trees cannot grow. Tundras are typically covered in snow for at least half the year. Even in summer the soil 1 m or so below the ground may be permanently frozen. The frozen ground stops water draining away and makes tundras marshy and…
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Roseola


A viral illness most commonly seen in children younger than two years of age. It is characterized by an average of three to five days of high fever-ranging from103°F to 105°F and occasionally as high as 106°F-ac-companied by very few specific symptoms. A mild runny nose, an occasional cough, a little drowsiness, and at times…
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Coma


What is a Coma? Coma means the patient has lost consciousness and fails to respond to simple measures to regain it. There are many causes, some of them very serious and life-endangering, such as injury, a diabetic coma or that following a cardiac infarct (heart attack). A person may be involved in a coma case….
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