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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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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References: Marieb‚ Elaine. 2006. Essentials of Anatomy and Physiology. 8th ed
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On March 27‚ 2005‚ a hit new TV show‚ Grey’s Anatomy‚ first aired. The setting takes place in the early 2000’s in Seattle‚ Washington. At the time the two main characters Meredith Grey (Ellen Pompeo) and Derek Shepherd (Patrick Dempsey) had met at a bar and after a few drinks things got spicy. Two days after‚ Meredith realizes Derek isn’t only one of her bosses‚ but he is also the head of neurology at Seattle Grace Hospital. He is a hotshot resident but he also has an oversized secret. Meredith’s
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ANATOMY Anatomy‚ Physiology‚ & Pathophysiology Roots‚ Prefixes‚ and Suffixes 1. a- without or absence of: (asepsis‚ avascular tissue) 2. ab- away from: (abduction) 3. acro- top or end: (acromion process) 4. ad- to or towards: (adduction‚ adductor muscle) 5. aesth – feeling: anesthesia) 6. –algia pain: (neuralgia) 7. ambi- both: (ambidexterous) 8. amubl- walk: (ambulatory) 9. an- without: (anaerobic respiration) 10. ante- before‚ in front of: (antecerebellar)
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Shoulder Joint Anatomy Shoulder joint is a complex multi-dimension joint in the human body‚ also known as the “ball-and-socket”. The fact behind the label of this joint that it’s very mobile and it can be easily injured. For example‚ people can suffer instability of the glenohumeral joint by posture‚ sports‚ or normal due to aging. Shoulder joint has multiple bones‚ ligaments‚ tendons and muscles to maintain equilibrium. The bones are scapula‚ humerus‚ clavicle and sternum. Moreover‚ these bones
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