ANATOMY OF THE DOGFISH SHARK External Morphology Date: August 28‚ 2014 Rating: INTRODUCTION Can you imagine how and what it could be like when an organism does not have a specified structure and surface? Plants have cell walls; even amoebae have plasma membranes that wall off the protoplasm from the water surrounding it. In humans‚ perhaps‚ no other organ receives so much attention both from its owner and the eyes of the others. The skin is always the first line of defense against the
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The knowledge of the different body systems as a practitioner is vital to the care of patients. (Ref)1. As a Dermatology Nurse the in depth knowledge of Integumentary and Nervous systems and many more systems are crucial when it comes to treating‚ managing or slowing down the effects of a patient’s condition. (Ref 2) A good practitioner‚ who is practically familiar with various forms‚ phases‚ complications‚ and tendencies of cutaneous disease‚ ought to be able‚ with a good light‚ to pronounce on
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SKIN AND THE INTEGUMENTARY SYSTEM CHAPTER 6 Your Name () OVERVIEW This chapter describes the skin and its appendages. It explains the structure and function of the layers of skin (dermis and epidermis) and the hair‚ nails‚ and sweat glands. This chapter also explains how the skin helps regulate body temperature and how it responds to environmental factors‚ such as sunlight and injury. Study of the integumentary system is essential to understanding how the body controls interaction between
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Paper #1 Integumentary System Disorder Alopecia areata is a disease that affects the integumentary system.1 It is a disease that affects the hair follicles‚ which are part of the skin from which hairs grow. 1 In most cases‚ hair falls out in small‚ round patches about the size of a quarter.2 Many people with the disease get only a few bare patches. Some people may lose more hair.2 Rarely‚ the disease causes total loss of hair on the head or complete loss of hair on the
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Connect Between the Skin & Body In the case of Mark‚ we learn how the integumentary system interconnects with various other systems to keep our bodies functioning and healthy. The Integumentary system consists of the skin‚ hair‚ nails‚ and exocrine glands. This case represents the importance of the Integumentary system and how it has a strong effect on the nervous system. Mark is a 35 year old male weighing approximately 70 kg (or somewhere around 154 pounds) and was found shirtless. He was engulfed
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Skeletal‚ Muscular‚ and Integumentary System The Muscular System Our muscular system provides the main source of force to put our bodies into motion. More than 40% of our body mass is composed of muscle. Types of Muscular Tissue There are three types of muscle tissue: 1. Skeletal Voluntary movement‚ attached to bones. 2. Smooth Involuntary movement‚ found in digestive tract‚ circulatory system‚ etc. 3. Cardiac Involuntary movement‚ found only in heart. Muscle Contraction Skeletal Muscle
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INTEGUMENTARY SYSTEM Skin and its derivatives and appendages form the integumentary system. In humans‚ skin derivatives include nails‚ hair‚ and several types of sweat and sebaceous glands. Skin‚ orintegument‚consists of two distinct regions‚ the superficial epidermis and a deep dermis. The superficialepidermis is nonvascular and lined by keratinized stratified squamous epithelium with distinct cell types and cell layers. Inferior to the epidermis is the vascular dermis‚ which is characterized by
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The Integumentary System Introduction I. Skin and Its Tissues A. Introduction 1. The skin is composed of several kinds of tissues. 2. Skin is a protective covering that prevents many harmful substances from entering the body. 3. Skin also retards water loss and helps regulate body temperature. 4. Skin houses sensory receptors and contains immune system cells. 5. Skin synthesises vitamin D and excretes a small amount of waste products. 6. The two distinct layers of skin
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Integumentary system It is an organ system that consists of skin‚ hair‚ nails and oil glands. These specific set of organs serve a wide range of functions which is mostly protective. Together these organs form the integumentary system. (marieb‚ elaine‚ hoehn‚ katja‚ 2010) Skeletal system The skeletal system is the framework of the entire body‚ which consists of bones and other connective tissues. Its main function is to protect and support the body tissues and internal organs. (marieb‚ elaine
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BIO 137 Human Anatomy and Physiology I Chapter 5 -- Review Questions 1. Describe the hypodermis. Is it part of the skin? Yes‚ it’s part of the skin. The hypodermis is the innermost and thickest layer of the skin. It cushions the body and helps regulate skin and body temperature. 2. Describe the composition of the epidermis. The epidermis is made up of Stratified Squamous Epithelium. 3. Name and discuss the four cell types found in the epidermis. (Give the structure and function
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