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- Integumentary system (674 bytes)
- Muscular system (1056 bytes)
- Nervous system (3163 bytes)
- Respiratory system (5107 bytes)
24: ...sult of the elastic recoil of lung tissue. A simple [[:wikibooks:Constructing school science lab equ...
42: ==Respiratory system in plants==
43: ...air]] can penetrate only skin deep. However, most plants are not involved in highly metabolic activiti...
46: ...|metric units]], about half a [[metre]]). Many people fear big bugs, and they should be comforted by t... - Excretory system (572 bytes)
- Circulatory system (8794 bytes)
18: ...ertebrate]]s, as well as of [[annelid]]s (for example, [[earthworm]]s) and [[cephalopod]]s ([[squid]]s...
20: ... three-chambered heart. Birds and mammals show complete separation of the heart into two pumps, for a ...
22: All circulatory systems frequently employ [[countercurrent exchange]] systems to drive th...
25: An example of an animal with no circulatory system is the f...
30: ...e where the exchange of nutrients and gases takes place between the [[red blood cell]]s and the body t... - Lymphatic system (6229 bytes)
4: ...sels are alike veins. Lymph originates as [[blood plasma]] lost from the [[capillary]] beds of the [[c...
17: The [[spleen]], [[lymph nodes]], and accessory lymphoid tis...
19: ...od stream rather than the lymphatics. Thus, the spleen has importance in fighting infections that hav...
25: ... is fighting an infection, these lymphocytes multiply rapidly and produce a characteristic swelling of...
28: ...[Tonsil]]s and the [[vermiform appendix]] are examples of accessory lymphoid tissue. - Endocrine system (3152 bytes)
97: *'''[[placenta]]''' (when [[pregnant]])
100: **[[human placental lactogen]] (HPL) - Immune system (14564 bytes)
6: ...[[mammal]]s) have immune systems of increasing complexity.
13: ...The [[mannan-binding lectin pathway]] of the [[complement system]], for instance, recognizes [[mannose...
15: ...s virally infected by reading the [[peptide]]s displayed on its MHC molecules. During their developmen...
23: ...s that recognize a broad spectrum of pathogens. [[Plant]]s and many lower animals do not possess an ad...
25: ...organisms that lack adaptive immunity such as the plant ''[[Arabidopsis thaliana]]'', the fly ''[[Dros... - Solar system (21174 bytes)
1: ...th]] is the third planet of the Solar System. ''[[Planetary system]]s'' are a more generic term for [[...
3: ==Planets In the Solar System==
5: ... clear-cut than once thought. This encyclopedia employs the following divisions:
8: *The [[planet]]s of the Solar System are those nine bodies ...
9: **[[Mercury (planet)|Mercury]] (☿) - Planetary system (2476 bytes)
1: ...ral satellite|moon]]s, and [[planet]]s). Our own planetary system which contains the [[Earth]] and [[...
3: == Origin and evolution of planetary systems ==
5: ...viable model. Accepted theories today argue that planetary systems form from a [[solar nebula]].
7: ...aving behind planet-sized bodies. Alternatively, planets may somehow form in the [[accretion disk]] w...
9: == Significant planetary systems == - Writing system (16928 bytes)
12: ...means of distinctly representing its symbols by application to a permanent or semi-permanent medium, s...
19: ...ey refer. Writing systems may be regarded as ''complete'' according to the extent to which they are ab...
26: ...t to categorise a system uniquely. The term '''complex system''' is sometimes used to describe those w...
29: ...m</th><th>What each symbol represents</th><th>Example</th></tr>
41: ... a single written character which represents a complete grammatical word. Most [[Chinese character]]s ... - Limbic system (1838 bytes)
1: ... [[emotion]]s such as [[aggression]], [[fear]], [[pleasure]] and also in the formation of [[memory]]. ...
11: ...[Dopamine]] acts here. [[Rat]]s with electrodes implanted into their limbic system will self-stimulate...
13: ...onjectured that this connection is related to the pleasure obtained from solving problems. To cure sev... - Inca road system (6879 bytes)
4: These trails were used by the Inca people as a means of relaying messages and transporting...
6: ...|jerky]]. Along the roads, local villagers would plant fruit trees that were watered by irrigation di... - Party system (1277 bytes)
3: ...o a state's primary legislative assembly (for example [[general election|general elections]]) usually ... - Central nervous system (2227 bytes)
2: ...f billions of [[neuron]]s is arguably the most complex object known.
44: * [http://www.humannervoussystem.info Explaining the human nervous system]. - Urinary system (5149 bytes)
12: The kidney plays a crucial role in regulating [[electrolyte]]s ...
18: ...ocated in the [[pelvis|pelvic fossa]] and held in place by [[ligament]]s attached to the pelvic bones.
26: ... but may become enlarged ([[benign prostatic hyperplasia]] or [[prostate cancer]]) and interfere with ...
35: ...voluntary loss of urine), [[benign prostatic hyperplasia]], [[prostatitis]] (inflammation of the prost...
38: ...ating into a special container and leaving the sample to be studied. - Open circulatory system (188 bytes)
- Global Positioning System (28209 bytes)
10: ...izing the satellites' onboard atomic clocks, and uploading data for transmission by the satellites.
11: ...S receivers used for both military and civilian applications.
12: ...eiver decodes time signal transmissions from multiple satellites and calculates its position by [[tril...
14: ... the current GPS constellation ''(Block II)'' was placed into orbit on [[February 14]], [[1989]]. The ...
18: ...llation" of at least 24 satellites in 6 [[orbital plane]]s. - Sensory system (904 bytes)
10: ...e of [[sensory receptor]] activated by a stimulus plays the primary role in coding the stimulus modali...
Page text matches
- Mexico (27255 bytes)
64: Latecomers to Mexico's central plateau, the Mexica, or Aztecs, as they were sometim...
76: ...ublic, the [[Zapotec]] [[Benito Juárez]], with diplomatic and logistical support from the United Stat...
87: ...the Congress. [[Congress of Mexico|Congress]] has played an increasingly important role since [[1997]]...
163: ...[Yucatᮝ]. The center of Mexico is a great, high plateau, open to the north, with mountain chains on ...
174: ...ding driver of growth, accompanied by increased employment and higher wages. Mexico still needs to ove... - Costa Rica (12931 bytes)
1: ...ngside [[Uruguay]], is seen as an exceptional example of political stablity in the region, and sometim...
65: The native people of the [[Mayans]] and [[Aztecs]] were conquered ...
69: ...ta Rica has avoided much of the violence that has plagued Central America. Since the late [[19th centu...
109: ...cause the Government had implemented a seven year plan of expansion in the high tech industry. They h...
125: ...m connecting the urban populations of the Central Plateau to the port of [[Limon]] on the Caribbean. - Periodic table (7298 bytes)
1: ...e '''Mendeleev periodic table''', is a tabular display of the known [[chemical element]]s. First creat...
3: ...laying the chemical elements|other methods for displaying the chemical elements]] for more details or ...
9: ...ry]] (IUPAC). The IUPAC scheme was developed to replace both older Roman numeral systems as they confu...
14: ==Other methods for displaying the chemical elements==
17: ...iodic table (big)|big table]] provides the basics plus full element names. - History of China (45919 bytes)
2: ...eate the familiar image of Chinese culture and people today.
7: ...itation; however, any connection between these people and modern Chinese is speculative. The ''[[Homo ...
14: ...metimes said to be the ancestor of all Chinese people. Following this period Sima Qian relates that a ...
24: ...in early China is known to have been much more complicated. Hence, as some scholars of China suggest, ...
38: ... from Persian or Sanskrit origins for "Chinese People" which ultimately was derived from 秦 qín and ... - History of philosophy (13862 bytes)
1: ...n from different [[premise]]s and approaches, examples of which include [[rationalism]] (through [[log...
7: ...ome and includes the Greek philosophers such as [[Plato]]. The Medieval period runs until roughly the ...
12: ...ruth was no more than opinion and for teaching people to argue fallaciously to prove whatever conclusi...
14: ...thens had a direct [[democracy]]. It's known from Plato's writings that many sophists maintained schoo...
16: ...d truth. He wrote nothing, but inspired many disciples. He was executed in [[399 BCE]] on the charge t... - Christopher Columbus (44177 bytes)
1: ...cia]] or [[Portugal]] among others. He was an [[explorer]] and [[trade]]r who crossed the [[Atlantic O...
3: ...etting stuck in windless regions. Although his explorations were not the first to reach the Americas,...
5: ...t]]''', one of the most consistent is the first exploration (before 1472) of two, led by [[João Vaz C...
7: Columbus landed in the [[Bahamas]] and later explored much of the [[Caribbean]], including the isle...
11: ...]]. Others honour him for the massive boost his explorations gave to Western expansion and culture. [[... - Middle Colonies (4101 bytes)
3: ...their homes. Many streets were paved, and many people had their shops and homes in the same building. ...
5: ... mixed with spices, milk, and sugar which many people thought improved the taste.
7: ...Dutch form of dress. [[Quakers]] wore neat and simple clothing as their [[religion]] taught them. Many...
9: ... and many other professions. A number of other people worked at industries related to [[metal]]: [[bl...
11: ...w schools in the frontier. By adulthood, most people on the frontier had received less schooling than... - Industrial Revolution (30001 bytes)
1: ...] and early [[19th century]] resulting from the replacement of an economy based on manual labor to one...
10: ...the surplus population who could no longer find employment in [[agriculture]] into the cities to seek ...
12: ... other nations, such as [[France]], markets were split up by local regions, which often imposed tolls ...
14: ...to produce more goods to meet the needs of the people.
16: From 1430, people in Europe discovered sea routes to Asia and Amer... - Steel (28384 bytes)
5: ...n-based alloys that can be [[plasticity (physics)|plastically]] formed (pounded, rolled, etc.).
8:
15: ... to ferrite or perlite does not have time to take place. The transformation into martensite, by contr...
23: ...dification process, and to produce shapes such as plate, sheet, wire, etc. It is then heat-treated to...
26: ...recovered from meteorite falls allowed ancient peoples to manufacture small numbers of iron artifacts. - Bagpipes (20858 bytes)
3: .... The term is equally correct in the singular or plural, although pipers most commonly talk of "pipes...
16: ...ch is tied into the bag and which the pipe itself plugs into. The bag usually consists of leather, but...
23: ...s. [[Nero]] is generally accepted to have been a player; there are Greek depictions of pipers, and th...
25: ...iti", is traditionally said to have been the tune played as [[Robert the Bruce]]'s troops marched to [...
38: ...[pipe band]]s (civilian and military), and is now played in countries around the world, particularly c... - Timeline of the united states history 1990 to present (16426 bytes)
4: ...Deepwater Horizon oil rig in the Gulf of Mexico explodes, spilling millions of gallons of oil into the...
8: ... the South, Alabama being the hardest hit. 324 people are killed in the deadliest American natural dis...
11:
23: ...istory burns nearly 16,000 acres and kills two people.
40: ...rain after the country tested missiles in various places. - China (38909 bytes)
3: ...ltiple states, and as a single [[nation]] or multiple nations.
5: ...ed outwards from a core area in the [[North China Plain]], and varied according to its moving fortunes...
7: ...nese Civil War]] in [[1949]] established the [[People's Republic of China]] (PRC) in [[1949]] which ha...
21: ... or imperial domain. The ''[[Book of Poetry]]'' explicitly gives this definition.
23: # The area now called the [[North China Plain]]. The ''[[Sanguo Zhi]]'' records the followin... - Religion in China (12456 bytes)
1: [[Image:China_temple.jpg|thumb|300px|Temple incense near Beijing China. Image provided by [h...
3: ...ginning of its [[history of China|history]]. [[Temple]]s of many different religions dot the landscape...
5: The study of '''religion in China''' is complicated by several issues. Because many Chinese bel...
7: ... living life according to [[Taoism|Taoist]] principles and participating in [[ancestor worship]] ritua...
35: ...e ethnic groups|minority groups]] as the [[Hui people|Hui]], the [[Uyghur]]s, and the [[Kazakh]]s. The... - Margaret I of Denmark (7423 bytes)
12: ...ries, as tending in her opinion to prevent the complete amalgamation of [[Scandinavia]]. But with her ... - Rush Limbaugh (21665 bytes)
18: ... show in the United States. The show is usually split between call-in segments and monologues by Limb...
20: ...read support and attention in [[1998]] when he complained that some radio stations were shortening his...
22: ...rty (which he had earlier alienated by breaking a pledge not to raise [[tax]]es). President [[George W...
26: ...oo late in the evening in many markets. (In many places it was aired at 1:30 AM or even later.)
30: ...tted that the changes in his voice were due to complete [[post-lingual hearing impairment|deafness]] i... - Denis Diderot (13048 bytes)
10: ...(1746), and he presently added to this a short complementary essay on the sufficiency of [[natural rel...
12: ...nces of Catholicism; second, to the vanity of the pleasures of that world which is the rival of the ch...
14: ...that day was an episodic application of the principle of relativism to the concept of [[God]]. What ma...
23:
25: ...al for a vaster enterprise than they had at first planned; [[Jean le Rond d'Alembert]] was persuaded t... - Elizabeth of Russia (14144 bytes)
13: ...ured to be her lover. The [[Dolgorukov]]s, who supplanted Menshikov and hated the memory of Peter the ...
19: ...ardie took a leading part in the revolution which placed the daughter of Peter the Great on the Russia...
23: ...ate as eight o'clock the next morning very few people in the city were aware of it.
25: ...r government. Her usually keen judgment and her diplomatic tact again and again recall Peter the Great...
31: ..., much as she disliked him personally, had wisely placed at the head of foreign affairs immediately af... - Elizabeth I of England (34338 bytes)
9: ...d English colonisation of [[North America]] took place under [[Walter Raleigh|Sir Walter Raleigh]] an...
27: ...g [[Philip II of Spain]], she worried that the people might depose her and put Elizabeth on the throne...
31: ...er, and it is said that upon Mary's death, the people rejoiced in the streets.
33: ...lish service. She later persuaded her mother's chaplain, [[Matthew Parker]], to become Archbishop. He ...
37: ... were removed from the ecclesiastical bench and replaced by appointees who would submit to the Queen'... - Anne of Great Britain (22303 bytes)
10: ...Parliament, various coercive tactics (such as crippling the Scottish economy by restricting trade) wer...
19: ...Catholics was not well-received by the English people. Public alarm increased when James's second wife...
24: ...lliam's government. Still, she did not win the complete trust of her brother-in-law, who refrained fro...
26: ...otally extinguished, then it would have become simple for the deposed King James to reclaim the Throne...
38: ...ed by an overwhelming majority of the Scottish People) on [[16 January]] [[1707]]. Under the Act, Engl... - Victoria of the United Kingdom (38571 bytes)
12: ...f Leiningen]]. Victoria, the only child of the couple, was born in Kensington Palace, London on [[24 M...
18: ...tch, but his objections failed to dissuade the couple. Many scholars have suggested that Prince Albert...
20: ...merged the Royal House name and family surname, replacing both with one deliberately English sounding ...
29: ...wives of Whigs, but Sir Robert Peel expected to replace them with wives of Tories. Victoria strongly o...
37: ... the assassination attempt; others attributed the plot to supporters of the heir-presumptive, the King...
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