Flashcards
Integument
Cards in this deck (36)
- 1Give 4 veterinary relevances that are skin conditions.Ulcers (and cysts)
Proud flesh
Skin allergies
Laminitis - 2What is the integumentum?Organ system comprising of the skin and associated structures.
- 3Where doesn't the skin cover and what occurs at these areas?Openings
Mucotaneous junctions - 4What is the surface area of the skin proportional to?0.11 x body mass (kg)^0.67
- 5Give 5 functions of the integument.1. Protection
2. Sensory reception
3. Pigmentation
4. Synthesis
5. Glandular secretions - 6What are the 2 layers that make up the integument?Epidermis
Dermis - 7What epithelium is the epidermis made from?Stratified squamous
- 8What does the epidermal layer rely on for transfer of substances and why?Diffusion
Avascular - 9What can be found in the upper most cells of the epidermal layer?Keratin
- 10Where do all the structures which are found in the dermis, originate?Epidermis
- 11What is the hypodermisAdipose tissue
Loose connective tissue - 12In what 7 ways does the integument provide protection?1. Prevention of water loss
2. External barrier to mechanical, thermal, chemical and ultraviolet damage
3. Immune protection
4. Temperature control
5. Defensive behaviours
6. Carrying young
7. Self-repair - 13What are the 4 stages of self-repair?1. Inflammatory
2. Proliferate
3. Contraction
4. Remodelling - 14What do free nerve endings in the integument provide information on?Temperature
- 15Give 5 adaptions in the integument that provides the body with sensory information.1. Disk-shaped nerve endings
2. Nerve ending with capsule of connective tissue
3. Free nerve endings
4. Nerve ending with capsule of connective tissue
5. Hairs/whiskers - 16What are the 4 things that cause the skin to be coloured?1. Number and type of pigment granules in epidermis
2. Amount of blood
3. Degree of haemoglobin oxygenation
4. Pigment synthesised by melanocytes in basal layer and hair and feathers - eumelanins and pheomelanins - 17g1. Camouflage
2. Social signalling (display)
3. Protection against radiation - 18What is the production of melonin stimulated by?U
- 19What allows the synthesis of Vitamin D3?UV influence
- 20What is the inactive precourser of active vitamin D3 produced by the dermis?7-dehydrocholestrol
- 21What do you have to take into consideration if an animal is lacking in vitamin D3?Sunlight exposure so housing conditions
- 22What is active vitamin D3 required for?Absorption of calcium
- 23What gland releases sebum which lubricates the skin?Sebaceous gland
- 24Which gland releases pheromone secretions?Apocrine sweat gland
- 25Which gland is required for temperature regulation in humans and horses?Eccrine sweat gland
- 26What type of gland is the mammary gland?Apocrine gland
- 27What does the uropygial gland release in birds?Oil for preening
- 28What are the 2 stages in the development of hair and feathers?Growth and shedding (rest)
- 29In what clinical situation is it important to consider the cycle of growth and shedding of a species hair?Chemotherapy
- 30What allows different properties of wool depending on species?The way in which the shafts come out of the follicle
- 31What are the 2 layers in fur?Primary = 'cover'
Secondary = 'down' - 32What allows the feathers of bird to be waterproof and allow flight?The interlocking of the barbs and barbules
- 33What are horn-covered structures derivatives of?Epidermis
- 34What causes the horn-covered structures to be strong?Highly keratinised
- 35What layer of a horses hoof is waterproof?Periople
- 36What 2 sections of a horses hoof have interlocking projections?Dermis
Laminar horn
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- 2. Musculoskeletal lectures AHS2 (Integument) Flashcards on Integument, created by Rachael Jones on 30/09/2016.
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- Rachael Jones
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