Here's 28 unique and interesting facts about the biological world:
1. An adult's body is made up of ± 100 trillion cells, and there are 200 different types of cells with diverse forms.
2. Bone marrow production levels reached 260 billion red blood cells and white blood cells 135 billion per day.
3. Bone is the result of a perfect architecture. Femur has more power than a solid concrete of the same weight. This power will be very useful to support the weight of the human body during walking. However, on the other hand bones too lightweight construction so that we can walk or run fast.
4. There are some that are unique to the spine, such as a curved shape like the letter S. Besides the presence of pads called discs in any two backbone of overlap, so both bone friction. Given the uniqueness of these two, the spine can reduce buffeting when we walk or run, so it will protect the brain from the shock is strong. This is one of the pleasures God-given and should be thankful.
5. Human muscle-less totaled over 600 species and is half of the weight.
6. Of the test study found a tooth has tremendous power, such as aluminum and can pierce a brick without damaging the tooth. Gigi is also stronger than steel bullets. At a certain temperature combustion to melt steel bullets, but the teeth still intact. Gigi also has a very long life, the people who have died and were buried thousands of years, part of his body was crushed turned to dust, but the tooth is still intact. Wonderful is not it?
7. The tongue can be considered as a mirror of health. Why is that? In general, the doctor will examine the patient's tongue that hurt. Certain diseases will be able to change the color of the tongue.
8. In 1847 in India found a crop that is Gymnema sylvestra which when eaten the leaves, then the person will not be able to feel the sweet taste. In 1947 in West Africa also found that when a plant after being eaten fruit will provide sweetness despite eating sour fruit.
9. Sneezing is a reflex that occurs in response to stimuli that irritate the upper respiratory tract.
10. Movement waved vibrating hairs in the nose can occur 20 times per second. This movement serves to filter the air and shift the mucus that covers the surface of the nose. The movement of mucus reached a speed of 2 cm per minute. But this case will be slower on a smoker, drinker of alcohol or sick people.
11. There are about 300 million alveoli that make up the human lung. The existence of this can expand the surface. Estimated alveolar surface area ± 100 times wider than the body surface. Hmmm .. I've heard he extent sufficient to menutupu court surfaces tennis ball.
12. More than 200 germs or dirt out of the respiratory tract when sneezing.
13. Kidney traversed about 1200 ml of blood per minute. This means that one-fifth of the blood out of the heart pumps in each kidney entry. Why so many? Because the kidney is a blood purifier.
14. Every minute, a quarter of the blood pumped by the heart of approximately 1.2 liters of blood flow to the kidney and undergo processes of filtration in the kidneys.
15. Urine produced healthy body is sterile. In the case of someone who is desperate to be in the hot desert without water the urine can be used as a substitute for drinking water.
16. Thirst occurs when the body loses a lot of fluids, such as sweat. Besides it can also be caused by increased levels of salt in the blood, because the salt tends to bind water.
17. Animals do not have to drink more water than the amount needed to normalize the levels of water content in the body.
18. Early Symptoms of Kidney Disease: Changes in the frequency of urination, swelling in the legs, weak and weary, There is blood in the urine (urine), down appetite, nausea, and vomiting and difficulty sleeping.
19. It is estimated that up to age 70 years someone will lose about 20 kg of epidermal cells that have died. This layer has no blood vessels, so the food is obtained from the cells beneath the dermis. So the further away from the dermis then the cells will become dry and rough. These cells are absorbing water, so someone who is too long soaking in water will look into the palms and feet wrinkles.
20. In the area of 1 cm ² of skin there were 65 strands of hair, 100 oil glands, 650 sweat glands, sensory nerve 1500 and a few yards of blood vessels.
21. Careful Taking Medication antinyeri: At the doctor warned to not carelessly prescribe anti-inflammatory or pain relief for the patient. Sloppy recommend medications could potentially add to the suffering of patients, ranging from digestive disorders, skin disorders, to a heart attack.
22. According to research studies, a person would try to raise pupils when looking at something interesting and would instead discourage pupils when looking at something less attractive.
23. In the blind sense of touch is very sensitive. The sense of touch is enabled in your work and take care of myself while reading using Braille according, tactile nerves work and forward them to the nerve centers in the brain so that it can be interpreted.
24. The testes have an oval shape, with a length of 3 cm, diameter of the largest + / - 1.75 cm and weighs 15 grams. In it there is a + / - 1000 small tube that the average length of 45 cm. You try to imagine if the small interval of 1000 joined in a row, what is the total length of the hose?
25. Man takes 74 days to form spermatozoa. Rats takes 50 days, while the rabbit takes 49 days.
26. A man in the process of spermatogenesis can produce more than 50 million sperm cells.
27. Woman's fertile period starts from the time she was menstruating and ended when he suffered menopause.
28. Spermatozoa fallopian tubes move across the channel with a speed of 12 cm per hour. Take this movement comparison with an adult who ran a speed of 80 km per hour, not weight.
Tugas biologi Elsa Elita tentang 28 Unique Facts in a World of Biology.
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