Horse Hoof Lab Flashcards
What is the hoof capsule formed from
Epithelial structures
- Stratum externum
- Stratum medium (pigmented and nonpigmented)
- Statrum internum
Epidermal laminae is interdigitated with
Dermal laminae (about 600)
Jxn btw skin and wall
Coronet
Where could hoof cracks take place?
Toe
Quarters
Heel
Where does thrush most often observed in?
Paracuneal groove
Junction of wall and sole
White line
Names for hoof cartilages
Collateral cartilages
Lateral and medial cartilages
Dermal parts of the hoof
Perioplic dermis Coronar dermis Laminar dermis Sole dermis Frog dermis
High ring bone
New bone growth (exostosis) proximal or distal to pastern joint
Low ring bone
New bone growth proximal or distal to coffin joint
What forms glossy stratum externum as it dries and carried distally?
Periople
T/F Periople expands over bulb of the heel
T
What is the stratum medium made of
Tubular and intertubular horn
What forms bulk of hoof wall?
Stratum medium
What are the parts of the stratum medium
Pigmented and nonpigmented
What consists of 600 primary horny (epidermal laminae) and interdigitates with primary dermal laminae
Stratum internum
What makes interdigitation btw epidermal and dermal parts strong?
Primary epidermal and dermal laminae that carry secondary epidermal and dermal laminae
What is used for application of hoof testers for detection of soreness in deeper parts of the hoof
Paracuneal grooves
Define white line
Jxn btw wall and sole
What is “quick” in horse shoeing?
Horseshoe nails enter outer hoof wall that lies adjacent to “quick” or sensitive laminae inside hoof capsule.
Dermal structures
Perioplic dermis
Coronary dermis
Laminar dermis
Terminal papillae
What makes the coronary band?
Stratum germinatvium
Perioplic dermis
Coronary dermis
What contributes to the formation of the white line?
Terminal papillae…forms white cap horn that fills space where sensitive and insensitive laminae interdigitate
