Changes

choice2="Sarcoptes scabiei"  

choice2="Sarcoptes scabiei"  

correctchoice="5"  

correctchoice="5"  

feedback5="'''Correct!''' Demodicosis is caused by Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infestation that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[Parasitic skin infections - Pathology#Mites|WikiVet Article: Mites  ]]"  

feedback5="'''Correct!''' Demodicosis is caused by Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infestation that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[:Category:Integumentary System - Mite Infections|WikiVet Article: Mites  ]]"  

feedback4="'''Incorrect.''' Chorioptic mites are surface mites that infest cattle, horses and goats. Areas usually affected are the lower hind legs in horses and cattle, scrotum, perineum, tail, udder and thigh in cattle and lower hind legs, hindquarters and abdomen in goats. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[Parasitic skin infections - Pathology#Mites|WikiVet Article: Mites  ]]"

feedback4="'''Incorrect.''' Chorioptic mites are surface mites that infest cattle, horses and goats. Areas usually affected are the lower hind legs in horses and cattle, scrotum, perineum, tail, udder and thigh in cattle and lower hind legs, hindquarters and abdomen in goats. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[:Category:Integumentary System - Mite Infections|WikiVet Article: Mites  ]]"

feedback1="'''Incorrect.''' Notoedric mites are rare but very contagious. They start on the neck and ears and spread to the head, face and paws becoming generalised. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[ Parasitic skin infections - Pathology#Mites |WikiVet Article: Mites ]]"

feedback1="'''Incorrect.''' Notoedric mites are rare but very contagious. They start on the neck and ears and spread to the head, face and paws becoming generalised. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[:Category:Integumentary System - Mite Infections|WikiVet Article: Mites ]]"

feedback3="'''Incorrect.''' Otodectic mites are present in external ear canals of carnivores, and occasionally elsewhere. The correct answer is Demodex canis, a normal inhabitantsof hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[Parasitic skin infections - Pathology#Mites|WikiVet Article: Mites  ]]"

feedback3="'''Incorrect.''' Otodectic mites are present in external ear canals of carnivores, and occasionally elsewhere. The correct answer is Demodex canis, a normal inhabitantsof hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[:Category:Integumentary System - Mite Infections|WikiVet Article: Mites  ]]"

feedback2="'''Incorrect.''' Sarcoptes scabiei causes scabies, a highly contagious skin disease, which is seen mainly in pigs and dogs, also horses, cattle, sheep, goats and cats. It causes an intense pruritus due to hypersensitivity to mites burrowing through the stratum corneum. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[Parasitic skin infections - Pathology#Mites|WikiVet Article: Mites ]]"

feedback2="'''Incorrect.''' Sarcoptes scabiei causes scabies, a highly contagious skin disease, which is seen mainly in pigs and dogs, also horses, cattle, sheep, goats and cats. It causes an intense pruritus due to hypersensitivity to mites burrowing through the stratum corneum. The correct answer is Demodex canis, a normal inhabitant of hair follicles and sebaceous glands. There needs to be an increased number of immature mites to classify as infestation. It is a host-specific infection that occurs in dogs, cattle, sheep, goats, pigs, horses and cats. [[:Category:Integumentary System - Mite Infections|WikiVet Article: Mites ]]"

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choice2="Flea bite hypersensitivity"  

choice2="Flea bite hypersensitivity"  

correctchoice="3"  

correctchoice="3"  

feedback3="'''Correct!''' In a cytotoxic reaction, IgG and IgM interact with antigens bound to cellular membranes, this often involves complement fixation leading to cellular damage. Pemphigus is a rare group of immune mediated, sterile pustular diseases, autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[Skin Immunologic - Pathology#General|WikiVet Article: Immunological skin conditions.]]"  

feedback3="'''Correct!''' In a cytotoxic reaction, IgG and IgM interact with antigens bound to cellular membranes, this often involves complement fixation leading to cellular damage. Pemphigus is a rare group of immune mediated, sterile pustular diseases, autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[:Category:Integumentary System - Immunologic Pathology|WikiVet Article: Immunological skin conditions.]]"  

feedback4="'''Incorrect.''' Atopy is a type I reaction, mediated by pharmacologically active substances from mast cells and basophils due to antigen-antibody (usually [[IgE]]) binding to receptors on those cells. Substances include histamine, serotonin, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[Skin Immunologic - Pathology#General|WikiVet Article: Immunological skin conditions.]]"

feedback4="'''Incorrect.''' Atopy is a type I reaction, mediated by pharmacologically active substances from mast cells and basophils due to antigen-antibody (usually [[IgE]]) binding to receptors on those cells. Substances include histamine, serotonin, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[:Category:Integumentary System - Immunologic Pathology|WikiVet Article: Immunological skin conditions.]]"

feedback5="'''Incorrect.''' Urticaria is a type I reaction, mediated by pharmacologically active substances from mast cells and basophils due to antigen-antibody (usually [[IgE]]) binding to receptors on those cells. Substances include histamine, serotonin, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. n, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[Skin Immunologic - Pathology#General|WikiVet Article: Immunological skin conditions.]]"

feedback5="'''Incorrect.''' Urticaria is a type I reaction, mediated by pharmacologically active substances from mast cells and basophils due to antigen-antibody (usually [[IgE]]) binding to receptors on those cells. Substances include histamine, serotonin, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. n, leukotrienes and prostaglandins. Skin becomes pruritic and erythematous. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[:Category:Integumentary System - Immunologic Pathology|WikiVet Article: Immunological skin conditions.]]"

feedback1="'''Incorrect.''' Systemic lupus is a type III reaction, complement fixing of immune complexes IgG or IgM. Complexes deposit in tissue, fix complement, cytokines and other factors attack neutrophils which release lysosomal enzymes, and activate complement and coagulation. Platelet aggregation leads to tissue damage.The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[Skin Immunologic - Pathology#General|WikiVet Article: Immunological skin conditions]]"

feedback1="'''Incorrect.''' Systemic lupus is a type III reaction, complement fixing of immune complexes IgG or IgM. Complexes deposit in tissue, fix complement, cytokines and other factors attack neutrophils which release lysosomal enzymes, and activate complement and coagulation. Platelet aggregation leads to tissue damage.The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[:Category:Integumentary System - Immunologic Pathology|WikiVet Article: Immunological skin conditions]]"

feedback2="'''Incorrect.''' Flea bite hypersensitivity involves type I and type IV hypersensitivity reactions and cutaneous basophil hypersensitivity. It mainly affects the dorsolumbosacral area, abdomen, caudomedial thighs, flanks and the neck of cats. Secondary trauma is self-inflicted. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[Skin Immunologic - Pathology#General|WikiVet Article: Immunological skin conditions]]"

feedback2="'''Incorrect.''' Flea bite hypersensitivity involves type I and type IV hypersensitivity reactions and cutaneous basophil hypersensitivity. It mainly affects the dorsolumbosacral area, abdomen, caudomedial thighs, flanks and the neck of cats. Secondary trauma is self-inflicted. The correct answer is Pemphigus, a rare group of immune mediated, sterile pustular diseases, in which autoantibodies bind to desmosomal proteins leading to formation of vesicles. There are several types. [[:Category:Integumentary System - Immunologic Pathology|WikiVet Article: Immunological skin conditions]]"

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