Cutaneous receptors are sensory receptors located in the dermis‚ which is a layer of the skin. These receptors are responsible for sensations of touch‚ pressure‚ heat‚ cold‚ and pain. They are classified asmechanoreceptors which are associated with pressure‚ thermoreceptors which are associated with temperature‚ and nociceptors which are associated with pain (Brodal). Functional Anatomy There are five mechanoreceptors‚ free nerve endings‚ Meissner’s corpuscles‚ Pacinian Corpuscles‚ Merkel’s
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LAB 2 GENERAL CUTANEOUS SENSATIONS INTRODUCTION This lab involves the examination of cutaneous receptors. There are four exercises. For this lab‚ report your observations in a formal report‚ according to the formatting prescribed in Lab Report Format.doc which is found on Blackboard under Assignments/Before You Begin. Equipment needed: Metal calipers or compass with pencil 2 or more blunt probes (ball point pens or forks with blunt tines) 3 pennies 1 liter ice water in
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Bi/o life Derm/o‚ dermat/o skin Erythr/o red Hidr/o sweat Hirsute/o hairy Kerat/o horny‚ hard‚ cornea Lip/o fat‚ lipid Melan/o black Myc/o fungas Onych/o nail Pedicul/o louse (1 lice) Rhytid/o wrinkle Seb/o scale Urtic/o rash‚ hives Xer/o dry Medical Terms Actinic keratosis Thickened area of the epidermis associated with aging and skin damage due to sun exposure. Albinism Condition of no pigment in the skin‚ hair‚ and eyes. (white skin) Alopecia Baldness
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Hyperpigmentation in the aging adult would consist of keratosis and lentigines. Café au lait spots and hemangiomas would be seen in newborns. Precancerous keratotic lesion.A raised‚ rough plaque of red-tan pigmentation with a silver-white scale Lichenification is caused by prolonged intense scratching eventually thickening the skin and producing tightly packed sets of papules; this looks like surface of moss (or lichen). Keratoses .lesions that are raised‚ thickened areas of pigmentation that look
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Overview Cutaneous t-cell lymphoma (CTCL) is a type of non-Hodgkin lymphoma. A rare disorder‚ it is characterized by excessive growth of white blood cells called T cells within the skin‚ which manifests as sometimes itchy red patches. Individuals with darker skin might notice lighter or darker patches. Early stages of the condition can be mistaken for other common skin afflictions like psoriasis and eczema‚ so tests are often needed to distinguish them. Diagnosing CTCL can be tricky‚ and multiple
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Title : Comparing the rates of pulmonary and cutaneous respiration in frogs Introduction Frogs are amphibians that live in moist environments to support one of their key mechanisms of respiration. Frogs have the ability to breathe many diverse ways‚ due to their unusual life cycle and aquatic and terrestrial environment. The Order Anura shows the extreme anatomical and physiological diversity. Many frogs use lungs to respire‚ bringing in air through their nares‚ mouth‚ into the trachea and then to
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HEMOFLAGELLATES characterized by the presence of a large mitochondrion known as a kinetoplast. the kinetoplastida assume different morphologic forms depending on their presence in vertebrate hosts‚ including humans‚ or their insect vectors . 2 genera important in human disease: Trypanosoma Leishmania transmitted by arthropod vectors and have animal hosts that serve as reservoirs. Amastigote stage spherical‚ 2–5 μm in dm and displays a nucleus and kinetoplast. no
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Morgellons‚ founded in children by Sir Thomas Browne in 1674 is based on the information of a small fiber producing condition. Studies have been shown that most cases of Morgellons Disease found in the United States are found in areas such as California‚ Texas‚ and Florida. This disease has occurred in all 50 states. Worldwide‚ Morgellons has been a serious problem in Europe‚ South Africa‚ Japan‚ The Philippines‚ Indonesia and Australia. Adults and Children are both equally diagnosed with Morgellons
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Colegio del Buen Consejo S.Y. 2012-2013 SCIENCE INVESTIGATORY PROJECT Avena Sativa Soap: “A Study on Oatmeal Soap as Anti-Acne” Researches: Franz Gabriel A. Angeles Ian Kenneth G. Kentzie Allison E. Abrera Randolph Czar L. Alpuerto Benjamin Hyper G. Arroyo John Willem Scott G. Estiller Chrysanthus II A. Rivera Maru Velisa H. Macaltao Submitted to: Mrs. Leah N. Tabarangao March 8‚ 2013 TABLE OF CONTENTS Title Page . . . . . . . . . . . . . . . . . . . . . . . . . . .
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ROYAL COLLEGE OF PHYSICIANS OF IRELAND A CROSS SECTIONAL STUDY ON THE PREVALENCE OF OCCUPATIONAL CONTACT DERMATITIS AMONG THE STAFF OF A PRIVATE MEDICAL CENTER IN MALAYSIA BY DR SUGUMAR SAMOGAM FACULTY OF OCCUPATIONAL MEDICINE 2007/2008 ROYAL COLLEGE OF PHYSICIANS OF IRELAND ------------------------------------------------- ------------------------------------------------- A CROSS SECTIONAL STUDY ON THE PREVALENCE OF OCCUPATIONAL CONTACT DERMATITIS AMONG THE STAFF OF A PRIVATE
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