The endocrine system The endocrine system is a collection of ductless glands which are positioned through the whole body. The endocrine glands pass their secretions of hormones directly into the blood stream so that they are always adjacent to blood vessels. Hormones are chemicals in the body produced and secreted in the body that regulate the function of a particular tissue or organ (Bing dictionary). These chemical messengers transfer information from one set of cells to another. Despite many
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Respiration. *The respiratory system consists of tubes that filter incoming air and transport it into the microscopic alveoli where gases are exchanged the entire process of exchanging gases between the atmosphere and body cells is called respiration and consists of the following: ventilation‚ gas exchange between blood and lungs‚ gas transport in the bloodstream‚ gas exchange between the blood and body cells‚ and cellular respiration *The organs of the respiratory tract can be divided into two
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Fascism In reading the documents considering the Evidence: Ideologies of the Axis Powers‚ the rise of Fascism within Europe starts to be understood. When addressing Mussolini’s Italy or Hitler’s Germany their separate identities start to form the ideals that allowed for Fascism to take hold of each country. What these documents express most clearly is that all of the European nations that formed the Axis Powers had different reasons to allow for this political revolution. Eventually these
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The Axis of Terror: The Struggle Between Good and Evil How does this world cope with terrorism? Terrorism is an unfortunate evil that can affect many people‚ but in the end‚ it can also unify this world by bringing people together as a whole. We have all seen the affects of how terrorism is full of destruction. Our world is overwhelmed with problems that need to be dealt with in many different ways. There are many places that are consumed with darkness‚ and terrorism is part of the hate-filled darkness
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limbs (humerus‚ radius‚ ulna‚ carpal‚ metacarpal‚ phalanges) and lower limbs ( femur‚ tibia‚ fibula‚ tarsal‚ metatarsals‚ phalanges). The joints and discs are between the bones. The bones are made up of 25% water and 75 % cells. 2) Urinary - The system that maintains and regulates the fluid balance in the body. It consists of 4 parts - kidneys‚ ureters‚ bladder and urethra. The kidneys have two main functions - secreting
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Why the Axis powers were so successful from 1939-42 The primary reason for the Axis powers’ success during this period of time was the fact that they were militarily superior to most other countries in Europe. By 1939‚ they had the second largest air force in the world with 8295 aircrafts. Only Russia‚ (10382 aircrafts)‚ had a larger air force. The German’s and the Russians were allies at this time and so Germany didn’t view Russia as a threat. There was a similar scenario with troops. Hitler
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Body Systems There are 10 body systems‚ one of them is the Integumentary (skin). It is composed of hair‚ skin‚ nails‚ sense receptions and oil glands. Its functionis to protect from outside‚ to regulate the body temperature‚ to make synthesis of hormones & chemicals and is used as a sense organ. Another one is the Skeletal System (bones). It is made of about 206 bones‚ that are divided in tho categories: axial bones (in the body by itself) and apendicular bones (arms & legs). We have Joints too
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A&P Reproduction hormones-secreting organ‚ target‚ fx *Hormone chart* Divisions of pituitary glands‚ hormones secreted by each Anterior Pituitary (adrenohypophysis) GH-Growth Hormone Prolactin ACTH-Adrenocorticotropic hormone FSH-Follicle-stimulating hormone LH-Luteinzing hormone Posterior Pituitary (neurohypophysis) ADH-Antidiuretic hormone Oxytocin Structures of Male & Female Reproductive Organs Males: Vas Deferens Urethra Penis Glans Penis Prepuce (foreskin) Seminal Vesicle
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The limbic system is a neural system located below the cerebral hemispheres of the brain. Three structures that are part of the limbic system are the hypothalamus‚ hippocampus‚ and the amygdala. These three structures work together as a whole making it feasible for the body to function properly. The hypothalamus is a small‚ but busiest part of the brain located just below the thalamus and is mainly concerned with homeostasis. It is an important link in the command chain governing bodily maintenance
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The Limbic System Most reptiles and lower order organisms only have the “old brain”‚ the evolutionarily oldest part of the brain responsible for vital tasks such as breathing and sleeping‚ whereas higher order organisms have a limbic system. The old brain is comprised of the pons‚ the medulla oblongata‚ the brain stem‚ the thalamus‚ the cerebellum‚ and the reticular formation. The reticular formation is a network inside of the brain stem‚ part of the “old brain” that is essential for arousal (sleeping
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