Bms 11500 I

Front 1

arrector pili muscle

Back 1

small bands of smooth muscle cells that connect each hair follicle to the papillary laye of the dermis.

Front 2

Epidermis

Back 2

superficial layers of the skin, consisting of continually renewed stratified squamous epithelium.

Front 3

Sweat glands (sudoriferous glands)

Back 3

Simple, coiled, tubular glands of the skin that open independently of hair follicles.

Front 4

Dermins (corium)

Back 4

the layer of skin directly below and seperated from the epidermis by a basement membrane.

Front 5

subcutaneous layer (superficial fascia)

Back 5

hypodermis or subcutis: the layer of areolar connective tissue and interspersed fat connecting the skin to underlying structures, such as bones and muscles.

Front 6

Sebaceous glands (oil glands)

Back 6

simple alveolar holocrine glands usually connected to hair follicles.
the cell lining he glands disinitegrate to form the secretion sebum.

Front 7

Sebum

Back 7

an oily substance consisting of a mixture of cholesterol, protein and inorganic salts, which is released into the hair follicle to lubricate te skin and prevent excessive evaporation.
Sebum of the fleece of sheep is called LANOLIN.

Front 8

mammary gland

Back 8

a modified sweat gland that nourishes the young.
consists of the mamma and the teat.

Front 9

mammae (plural for mamma)

Back 9

the glandular structure associated with the teat.

Front 10

Milk (lactiferous) ducts

Back 10

large ducts conveying milk from the alveoli to the milk sinus.

Front 11

Milk (lactiferous) sinus

Back 11

the large milk storage cavity w/in the teat and the glandular body.

Front 12

Teat (papilla)

Back 12

the projecting part of the mammary gland containing part of the milk sinus.

Front 13

Teat canal ( papillary duct)

Back 13

"streak canal"
the canal leading from the teat sinus to the teat opening.

Front 14

Teat opening

Back 14

opening of the teat canal. the exit point for milk of the entrance point for bacteria into the mammae.

Front 15

Sphincter muscle

Back 15

the muscular fibers around the teat opening that prevent milk flow except during sucking or milking.

Front 16

Udder

Back 16

the term designating all mammae in the ruminant and the mare (sometimes used for the sow also).

Front 17

Quarters

Back 17

the 4 parts of the bovine udder, each associated with one teat.
all 4 quarters are completely seperated from each other.

Front 18

Annular fold

Back 18

a constriction btwn the glandular and the teat parts of the milk sinus.

Front 19

Mastitis

Back 19

inflammation of the mammary gland/udder.

Front 20

Suspensory apparaus of the udder

Back 20

the specialized attachment of the udder, best developed in the cow.
in the cow it attaches to the symphyseal tendon and the ventral abdominal wall.
Consists of 4 primary laminae.

Front 21

Colostrum

Back 21

the mammary secretion in the first few days after parturition.

Front 22

Quarters

Back 22

the medial and lateral wall parts

Front 23

Heel

Back 23

the palmar and plantar aspect of the wall

Front 24

Bars

Back 24

the extension of the wall from the back (palmar/ plantar side) of the foot towards the toe. They are seen on either side of the frog from the ground surface.

Front 25

Periople

Back 25

the outer, thin, shiny later of the hoof

Front 26

Sole

Back 26

the concave surface btwn the frog and the wall that faces the ground.

Front 27

Frog

Back 27

the wedge-shaped structure btwn the sole, bars, and bulbs. its apex points towards the toes.

Front 28

Bulbs of the heel

Back 28

the expanded part of the frog on the palmar aspect of the foot which are covered by periople.

Front 29

Coronet

Back 29

the junction of the hoof (periople) and the skin.

Front 30

White line

Back 30

the junction btwn the wall and sole of the ground surface of the foot.

Front 31

Distal phalanx

Back 31

embedded in the hoof (coffin)

Front 32

Middle phalanx

Back 32

forms the coffin joint with the distal phalanx

Front 33

Distal sesamoid

Back 33

redirects the deep digital flexor tendon

Front 34

Corium

Back 34

the highly vascular part of the integument of the foot providing nourishment for the overlying epidermis (hoof).

Front 35

Subcutis

Back 35

the layer of connective tissue joining the corium to the coffin bone, cartilages of the hoof, and the tendons of the foot.

Front 36

Digital cushion

Back 36

the wedge shaped mass of relatively avascular, white elastic fibers and fat overlying the frog and attaching to the cartilages of the hoof.
it absorbs concussive forces.

Front 37

Digital pads

Back 37

the small pad over the distal end of each digit

Front 38

Carpal pad

Back 38

located palmar to the carpus. The carnivores lack tarsal pads

Front 39

Metacarpal pad

Back 39

the heart shaped pad on the palmar/plantar surface at the level of the proximal metacarpophalangeal joints.

Front 40

Ergot

Back 40

a small mass of horny material on the palmar/ plantar surface of the fetlock. they are buried in the "feathers"

Front 41

Chestnut (night eyes)

Back 41

a small horny mass on the forearm's medial surface abv the carpus and on the medial surface of the tarsus.

Front 42

Horn

Back 42

the covering of the cornual process of the frontal bone in all 3 domestic ruminants

Front 43

Tactile hair

Back 43

stiff, sensory hair in some of the domestic species on the upper and lower lip, chin, cheek, around the eye and the carpus.

Front 44

Bristles

Back 44

The hair coat of the pig: the cilia (eyelashes), vibrissae (hairs of the nostril) and "beard" (hair of the submandibular region) of the goat.

Front 45

Guard hairs

Back 45

the outer coat (topcoat) of the domestic species, except the sheep and pig.

Front 46

Wool hair

Back 46

the wavy, fine, short, inner coat (undercoat). This is the hair type of the fleece of sheep.

Front 47

Kerotinocytes

Back 47

special type of squamous cell with the ability to produce Keratin

Front 48

Keratin

Back 48

a tough, fibrous, waterproof protein, which imparts to the skin it's strength and resiliency.

Front 49

Laminitis

Back 49

inflammation of the laminae of the foot which can result in rings on the hoof and pedal rotation.

Front 50

hypodermis

Back 50

attaches the dermis to the underlying structures and protects the skin from excessive pressures.

Front 51

Coronary groove

Back 51

the convex surface on the top edge of the wall that connects to the coronary corium.

Front 52

Coronary band (coronary corium)

Back 52

the thick band of dermis just distal to the perioplic corium.

Front 53

Common integument

Back 53

consists of the skin, hair, skin glands, claws, hooves and horns.

Front 54

Sinusitis

Back 54

common sequel to dehorning because in animals over 7 months old the dornual sinus is opened.

Front 55

Sensitive laminae

Back 55

the non pigmented dermis suspending the distal phalanx's lateral and dorsal sides (parietal surface) to the hoof wall.

Front 56

Sidebones

Back 56

calcification of the lateral cartilages, usually an incidental finding with age, but can lead to lameness if they fracture.

Front 57

Navicular syndrome

Back 57

chronic progressive intermittent lameness due to problems of the navicular bone, navicular bursa, coffin joint, deep digital flexor tendon and/or associated structures.

Front 58

polled

Back 58

dehorned

Front 59

adipose

Back 59

fat under skin

Front 60

Planum Nasolabiale

Back 60

the plate of moist, highly cornified epidermis, completely hairless, containing tubular merocrine glands around the nostrils and upper lip which is characteristic of the muzzle of cattle.

Front 61

Onychectomy

Back 61

declawing

Front 62

cutis

Back 62

outermost layer of skin