Equine Head Regional Anaesthesia

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Which nerve branch should be blocked if you want to anesthetize the premolars and molars of a horse?

Supraorbital branch

Infraorbital branch

Mandibular branch

Maxillary branch (correct)

What is the location of the maxillary foramen in relation to the horse's eye?

Inside the horse's eye

Behind the horse's eye

Above the horse's eye

Beneath the horse's eye (correct)

How can the proximal site of the mandibular foramen be determined?

By measuring the distance between the incisors

By examining the occlusal surface of the teeth

By drawing a cross on the side of the horse's face (correct)

By palpating the mental foramen

Which nerve branch enters the mandibular foramen and comes out at the mental foramen?

Mandibular branch Signup and view all the answers

Where is the infraorbital foramen located?

Beneath the horse's eye Signup and view all the answers

What is the purpose of blocking the maxillary nerve at the maxillary foramen?

To block the premolars and molars Signup and view all the answers

What is the method for entering the back of the horse's eye through the supraorbital fossa?

Using a straight spinal needle Signup and view all the answers

What is the potential problem with pushing through an area that might have neoplasia or infection?

It could cause cellular debris to move to the back of the eye Signup and view all the answers

Which nerve is responsible for sensory innervation of the periorbital region in horses?

Opthalmic nerve Signup and view all the answers

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

Retrobulbar nerve block Signup and view all the answers

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Zygomatic nerve block Signup and view all the answers

Which nerve block is performed to desensitize the area adjacent to the lateral canthus of the eye in horses?

Lacrimal nerve block Signup and view all the answers

Which nerve block is performed to desensitize the medial campus in horses?

Infratrochlear nerve block Signup and view all the answers

Which nerve block is performed to desensitize the supraorbital region in horses?

Supraorbital nerve block Signup and view all the answers

Which nerve block is performed by curving a spinal needle around the back of the eye in horses?

Retrobulbar nerve block Signup and view all the answers

Which nerve block is performed to desensitize the periorbital region in horses?

Supraorbital nerve block Signup and view all the answers

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Zygomatic nerve block Signup and view all the answers

Which nerve block is performed to desensitize the area adjacent to the lateral canthus of the eye in horses?

Lacrimal nerve block Signup and view all the answers

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

Retrobulbar nerve block Signup and view all the answers

Which nerve block is performed by curving a spinal needle around the back of the eye in horses?

Retrobulbar nerve block Signup and view all the answers

Which nerve block is performed to desensitize the inside of the eye and the motor function as well in horses?

Retrobulbar nerve block Signup and view all the answers

Which nerve block is performed to desensitize the frontal nerve in horses?

Supraorbital nerve block Signup and view all the answers

Which nerve block is performed to desensitize the infraorbital region in horses?

Maxillary nerve block Signup and view all the answers

What is the purpose of blocking the mental nerve at the mental foramen in horses?

To desensitize the medial campus Signup and view all the answers

What is the potential problem with pushing through an area that might have neoplasia or infection?

Moving cellular debris to the back of the eye Signup and view all the answers

Which nerve block is performed by entering through the supraorbital fossa and using a straight spinal needle to reach the back of the horse's eye?

Supraorbital nerve block Signup and view all the answers

Which nerve branch should be blocked if you want to anesthetize the premolars and molars of a horse?

Maxillary nerve branch Signup and view all the answers

What is the location of the maxillary foramen in relation to the horse's eye?

Just beneath the horse's eye Signup and view all the answers

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Supraorbital nerve block Signup and view all the answers

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

Maxillary nerve block Signup and view all the answers

Equine Head Regional Anaesthesia

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Questions and Answers

Which nerve branch should be blocked if you want to anesthetize the premolars and molars of a horse?

What is the location of the maxillary foramen in relation to the horse's eye?

How can the proximal site of the mandibular foramen be determined?

Which nerve branch enters the mandibular foramen and comes out at the mental foramen?

Where is the infraorbital foramen located?

What is the purpose of blocking the maxillary nerve at the maxillary foramen?

What is the method for entering the back of the horse's eye through the supraorbital fossa?

What is the potential problem with pushing through an area that might have neoplasia or infection?

Which nerve is responsible for sensory innervation of the periorbital region in horses?

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Which nerve block is performed to desensitize the area adjacent to the lateral canthus of the eye in horses?

Which nerve block is performed to desensitize the medial campus in horses?

Which nerve block is performed to desensitize the supraorbital region in horses?

Which nerve block is performed by curving a spinal needle around the back of the eye in horses?

Which nerve block is performed to desensitize the periorbital region in horses?

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Which nerve block is performed to desensitize the area adjacent to the lateral canthus of the eye in horses?

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

Which nerve block is performed by curving a spinal needle around the back of the eye in horses?

Which nerve block is performed to desensitize the inside of the eye and the motor function as well in horses?

Which nerve block is performed to desensitize the frontal nerve in horses?

Which nerve block is performed to desensitize the infraorbital region in horses?

What is the purpose of blocking the mental nerve at the mental foramen in horses?

What is the potential problem with pushing through an area that might have neoplasia or infection?

Which nerve block is performed by entering through the supraorbital fossa and using a straight spinal needle to reach the back of the horse's eye?

Which nerve branch should be blocked if you want to anesthetize the premolars and molars of a horse?

What is the location of the maxillary foramen in relation to the horse's eye?

Which nerve block is performed to desensitize the skin over the zygomatic bone in horses?

Which nerve block is performed to desensitize the ciliary body and inner part of the eye in horses?

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