Sinus hair follicle from a dog.
Sinus or tactile hair follicle is specialized for tactile sense. Each is a single follicle which is much larger than
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Integumentary System
Digital pad of the dog.
The digital pad of the dog contains thick stratified squamous keratinized epithelium. The cellular layers of the epidermis and the
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Digital pad of the dog, higher mag.
This section shows the stratum spinosum, the stratum granulosum and the stratum lucidum of the thick skin in the foot
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Thick skin from a dog.
This micrograph spans most of the layers of the thick skin. In one corner is the stratum basalis while in
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Compound hair follicle in dog.
Several hair follicles cluster together in the dermis to form compound hair follicle. Usually there is a primary hair follicle
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Aprocrine sweat glands in a dog.
The aprocrine sweat glands have a secretory portion and a ductal portion. The epithelium of the secretory portion contains cuboidal
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Canine sebaceous glands.
The sebacous glands secrete an oily substance, sebum, which acts as an antibacterial agent and, in hairly mammals, as a
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Lymph node of horse with melanoma.
Organ: Lymph node. Comments: Malignant melanoma cells from the skin of a horse have metastasized to a lymph node.
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Skin of horse with melanoma
Organ: Skin, Species: Horse. Comments: Melanoma in skin of a horse. Numerous malignant melanocytes have infiltrated all layers of the
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Sebaceous glands in the skin of horse
Organ: Skin, Species: Horse, Comments: The secretory cells in the sebaceous glands have pale, vacuolated cytoplasm. The smaller, flatter cells
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Epidermis of horse
Organ: Skin, Species: Horse. Comments: Epidermis of horse. Stratified squamous keratinized epithelium. Keratinocytes with melanin pigment
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Skin of horse with sebaceous glands and hair follicles
Organ: Skin, Species: Horse. Comments: Skin of horse with simple hair follicles, sebaceous glands and parts of seat glands.
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Stratified squamous keratinized epithelium and hair follicles in equine skin
Organ: Skin, Species: Horse. Comments: Skin of horse with stratified squamous keratinized epithelium and hair follicles.
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Skin of horse with simple hair follicles
Organ: Skin, Species: Horse. Comments: Skin of horse showing surface epithelium, hair follicles and sebaceous glands. Simple hair follicles occur
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