Assignment 27 Equine Flashcards

1
Q

Which nerve provides motor innervation to the quadriceps femoris? What nerve does it give off?

A

femoral nerve gives off saphenous n.

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2
Q

What nerve provides sensory innervation to the medial limb?

A

saphenous n.

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3
Q

What nerve provides motor to sartorius?

A

saphenous n.

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4
Q

What does the obturator nerve supply?

A

motor to external obturator, pectineus, gracilis, and adductor

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5
Q

What does the caudal gluteal nerve supply?

A

superficial gluteal, vertebral heads of biceps femoris, semitendinosus and semimembranosus

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6
Q

What does the cranial gluteal nerve supply?

A

gluteal muscles and tensor fascia latae

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7
Q

What are the divisions of the sciatic nerve?

A

tibial and common peroneal

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8
Q

What does the sciatic nerve innervate?

A

semimembranosus, and pelvic heads of the semitendinosus, and biceps femoris

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9
Q

The tibial nerve is a terminal division of what nerve?

A

sciatic

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10
Q

What nerve supplies sensory to the distal limb?

A

tibial n and common peroneal

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11
Q

What nerve provides motor to flexors of the hock and extensors of the digit?

A

common peroneal n.

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12
Q

The craniolateral muscles of the crus are ______ of the hock and _____ of the fetlock and digit.

A

flexors; extensors

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13
Q

What is the most cranial muscle in the crus of the horse?

A

long digital extensor

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14
Q

What muscle joins the tendon of the long digital extensor?

A

lateral digital extensor

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15
Q

What muscle does peroneus tertius arise from?

A

long digital extensor

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16
Q

The caudal muscles of the crus generally are ____ of the stifle, _____ of the hock, and _____ of the fetlock digit.

A

flexors, extensors, flexors

17
Q

What makes up the calcanean tendon?

A

gastroc and soleus

18
Q

What are the tarsal tendons?

A

biceps femoris, semitendinosus

19
Q

What makes up the common calcanean tendon?

A

gastroc, biceps femoris, semitendinosus, SDF, soleus, gracilis

20
Q

Damage to the cranial or caudal portion of the reciprocal apparatus results in poor prognosis?

21
Q

What makes up the reciprocal apparatus?

A

cranial- peroneus tertius

caudal- SDF and gastroc fibrous band

22
Q

The reciprocal apparatus results in opposing actins of the hock and stifle. True or false?

A

False- when one flexes or extends, so does the other

23
Q

What retinacula are associated with the hock?

A

proximal, middle, and distal extensor retinacula

lateral extensor retinaculum

flexor retinaculum

24
Q

There are proximal and distal check ligaments in the thoracic and pelvic limbs of the horse. True or false?

A

False- There are proximal and distal check ligaments in the forelimb.

In the hindlimb, there are only accessory ligaments of the DDF.

25
What acts as the proximal check ligament in the rear limb of the horse?
Attachment of the SDF to the tuber calcanei