29/09/2007 Activity 1: hair structure a) Describe‚ in detail‚ the structure of a hair identifying the 3 layers. Hairs are dead structures that are made of hardened protein called keratin. Keratin provides the body with a protective toughness for its entire surface. Hair is comprised of 3 layers these are as follows the cuticle‚ the cortex and the medulla. The cuticle is the outer layer of the scale cells with each scale overlapping each other towards the tip of the hair. This
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Fluid‚ Electrolyte‚ and pH Balance 1. The maintenance of normal volume and composition of extracellular and intracellular fluids is vital to life. List and briefly describe the kinds of homeostasis involved. In males and females‚ intracellular fluid has a greater proportion of total body water than does extracellular fluid. Give-and-take between the ICF and the ECF happens across plasma membranes by osmosis‚ diffusion‚ and carrier-mediated transport. The kinds of homeostasis involved are fluid
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The dermis is composed of the papillary layer and the ___________. | epidermis | | cutaneous plexus | | hypodermis | | -reticular layerThe reticular and papillary layers together compose the dermis. | What structure is responsible for the strength of attachment between the epidermis and dermis? | stratum corneum | | basement membrane | | -epidermal ridge | | stratum lucidumThe deeper the epidermal ridge‚ the stronger the attachment. | The type of cells that form the strata
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Being accused of something you didn’t do is not only unfair‚ but also injustice. Although fingerprints are crucial evidence and data of a case‚ it’s not the only piece of information available. While trying someone for a case‚ it’s only lawful if the jurors understand the process and basic principles of the technique. However‚ the system of unskilled jurors can be improved. These days‚ fingerprinting people seems pretty cunning. With a DNA database‚ fingerprints seem like a reliable source. For
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Anatomy & Physiology Name____________________________ Ch 10.1 SG (Endocrine Glands) 1. What does the endocrine system consist of? 2. What are hormones? 3. What do hormones influence? 4. How are hormones delivered from endocrine glands to their target organs? 5. Two categories of hormones are ________________ and __________________. 6. Why must insulin be injected‚ yet birth control hormones can be taken orally? 7. How does the control of hormone levels work by
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Electric power transmission "Electric transmission" redirects here. For vehicle transmissions‚ see diesel-electric transmission. [pic] [pic] 400 kV high-tension transmission lines near Madrid Electric power transmission or "high-voltage electric transmission" is the bulk transfer of electrical energy‚ from generating power plants to substations located near population centers. This is distinct from the local wiring between high-voltage substations and customers‚ which is typically referred
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Electric Light-Bulb The modern world is an electrified world. The light bulb‚ which was probably one of the greatest inventions of all time‚ profoundly changed humans life by illuminating the night and making it hospitable to a wide range of human activity. Until the light bulb and electricity were invented‚ people could see at night only with candles‚ fires‚ gaslights‚ or oil lamps. The electric light bulb provided brighter light so people were better able to read‚ sew‚ and do other things that
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General Electric Company General Electric Company or also popularly known as GE is the biggest conglomerate in the United States. GE has always been firm and strong with its industrial businesses. It offers diversified technology and is also a credible financial services company. With its wide and diverse variety of products of; aircraft engines‚ water processing‚ household appliances‚ power generation‚ industrial products‚ business and consumer financing‚ GE is unquestionably a strong conglomerate
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veins‚ but so fragile; one thing goes wrong and that is where surgeons come in. Everyone ended up at the CSU Anatomy Camp for two reasons: to learn about the medical field and have experiences. It was like walking into a room full of like-minded people‚ who were eager to learn. I was there because I needed to be with people who could teach me and push me to better myself. Everyday at Anatomy Camp‚ we woke up and listened to lectures in the morning‚ had a cadaver lab in the afternoon‚ and another lecture
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Essentials of Human Anatomy and Physiology Review Questions (Page 20) Multiple Choice 1. D) Chemical- Cellular- Tissue- Organ- Systemic- Organismal 2. B) The control system is involved in maintaining homeostasis 3. C) Gravity is not essential to survival 4. C) A spinal tap would be inserted into the Dorsal cavity 5. C) Hypogastric is below the umbilical and epigastric is above the umbilical region which is medial Short Answer 1. Anatomy- the study of structure Physiology- the study of
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