Lived: Eastern Africa (Ethiopia‚ Kenya‚ Tanzania‚ Malawi) When Lived: About 2.3 to 1.2 million years ago Like other members of the Paranthropus genus‚ P. boisei is characterized by a specialized skull with adaptations for heavy chewing. A strong sagittal crest on the midline of the top of the skull anchored the large chewing muscles (temporalis muscles) from the top and side of the braincase to the lower jaw‚ and thus moved the massive jaw up and down. The force was focused on the large back teeth
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spinal cord‚ and vital organs. Movement: bones are levers for muscles. Minerals: bones store calcium and phosphate. 2. Compare the axial skeleton with the appendicular skeleton. Axial: forms the long axis of the body and include the bones of the skull‚ vertebral column and the rib cage. Appendicular: consists of the bones of the upper and lower limbs and shoulders and hip bones. 3. How are bones classified? Provide examples. They are classified by their shape: long‚ short‚ or irregular
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Apert syndrome is a genetic disorder that causes abnormal development of the skull; it is caused by a rare mutation on a single gene. Babies with Apert syndrome are born with a distorted shape of the head and face. The defective gene allows the skull bones to fuse together prematurely; the brain continues to grow inside the abnormal skull‚ putting pressure on the bones in the skull and face. Abnormal fusion of the bones of the hands and feet (with webbed or mitten-like hands
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is the clue that the “Toumai” fossil (Sahelanthropus tchadensis) is bipedal? The vital clue that the "Toumai" fossil is bipedal is how the skull connects to the spine. Researcher Michele could confer that by the shape of Toumai’s skull. If the skull is placed on a neck of an ape that walks on all fours its eyes point down ward (not correct). If the skull is placed on an upright spine of a biped its eyes point straight ahead; for Michele this proved that Toumai walked upright.
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the bones‚ along with the cartilage and fibrous connective tissue that make up the ligaments that connect bones to bone at joints. A. Functions of the Skeleton. 1. The skeleton supports the body. 2. The skeleton protect soft body parts. The skull protects the brain‚ the rib cage protects the heart and lungs‚ and the vertebrae protect the spinal cord. 3. The skeleton produces blood cells. Red bone marrow contains stem cells that produce all of the blood cells. 4. The skeleton stores mineral
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they threw on their guard uniforms and headed for the skull. The skull was the main headquarters of the castle‚ it was also King Fluff’s office and bedroom. If they got into the skull‚ they would for sure find King Fluff. There was only one slight problem‚ there was thousands of stairs up to the skull‚ but the couldn’t fly. So‚ they got to it climbing flight after flight until they got to the top and after what felt like forever reached the skull. They busted in‚ and ran towards King Fluff. King Fluff
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TOK Essay #1 – Connection between truth and belief Name: Marianne Janet Class: 12 IB 1 Date: 7 September 2012 Word Count: 1228 Culture is the set of rules and norms‚ both written and spoken‚ in which build an individual’s way of living. It affects mostly all parts of our life‚ as it shapes a person’s way of thinking. Culture has given a major role in our actions and it is likely to determine the basic intellectual settings. In short‚ culture teaches us the principle of life. On the other hand
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The brain is a beautiful live organ located inside the head‚ through inside of the skull. The skull inside the head of the body‚ is a very thin-like bone‚ a quarter inch thick‚ that makes up the human face structure and protects our brain from getting damaged. However‚ the skull can get damaged by a violent blow or jolt to the head from an external force of impact‚ like for example‚ a car accident. Consequently‚ if the head is whipped around‚ small tearing occurs affecting the brain‚ resulting in
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Paula Rodriguez Cooper H English II P. 4 7 August 2013 Although many people are innocent and pure-hearted‚ there will always be a savage deep inside. When the savage inside exploits to a similar external environment‚ it can release the true darkness of man. In the novel Lord of the Flies‚ by William Golding‚ the savagery is exemplified on the pig’s head‚ which symbolizes the true beast inside everybody. The savagery inside the boys continues to grow‚ as the sow’s head starts to progress in
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to have‚ but when planning unexpectedly pregnant they try to erase it by getting an abortion. Furthermore‚ in the word “parenthood‚” the letter ‘o’ is switched out for a skull. This emphasizes the statement as skulls are usually used to signify death. This is very effective in reinforcing the statement made by the sign as the skulls are used in the word “parenthood” which is said to be the reason for the deaths. Both techniques are effective in bringing attention to the sign in the visual. The
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