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SGU SVM Anatomy II - Ruminant Neck

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hpaul2's version from 2017-02-01 20:22

Section

Question Answer
What are the two parts of the ligamentum nuchae in the cowlaminar & funicular
What are the divisions of the laminar part of the nuchal ligament (and their attachments)cranial - paired, spines of C2/C3; caudal - unpaired, spines of C4-C7
What species has a tangentially attached ligamentum nuchae and whycow, reduces friction over spine
What species does not have a ligamentum nuchaepig
Name the species differences of the rhomboideus musclecervical & thoracic parts & rhomboideus capitis absent (horse/ox); large rhomboideus cervicis (bos indicus)
Name the species difference in the brachiocephalicus musclecleidocephalicus split into cleidooccipitalis & cleidomastoideus (cow/sheep/pig)
Name the species difference in the sternocephalicus muscledivided into sternomastoideus & sternomandibulairs (ox, goat, carnivore)
Which part of the sternocephalicus is present in the undivided muscle of the sheepsternomastoideus
Name the species differences in the subclavius muscleabsent in carnivores, vestigial in ox, well developed in horse/goat
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Question Answer
What are the ventral boundaries of the visceral space of the necksternohyoideus/sternothyroideus
What are the lateral boundaries of the visceral space of the neckomohyoideus, sternocephalicus
What are the dorsal boundaries of the visceral space of the necklongus colli, longus capitis
What direction does the thymus gland grow & regresscranio-caudal
Describe the ruminant thymus2 cervical lobes, intermediate lobe, & thoracic lobe, larynx to rib 1 (larynx to pericardium in ox)
What are the groups of deep cervical lymph nodescranial, middle, caudal
Name the species differences in the deep cervical lymph nodescranial & middle absent in small ruminants/pigs; caudal absent in dogs
What are the two parts of the thyroid glandbody & isthmus
What are the species differences in the isthmus of the thyroidglandular in ox, pig & dog; fibrous in small ruminants, horse, & cat
What are the species differences in the body of the thyroidlobulated & flat in ox; smooth & oval in small animals
What does the ruminant carotid sheath containvagosympathetic trunk, common carotid, internal jugular
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Question Answer
What are the borders of the jugular groove in the ox/goatdorsally- cheidomastoideus, ventrally- sternomandibularis, cranially/medially- sternomastoideus
What are the borders of the jugular groove in the sheep dorsally- cheidomastoideus, ventrally- sternocephalicus, cranially- none
Where do the superficial cervical lymph nodes lieunder brachiocephalicus & omotransversarius
What species have three groups of superficial cervical lymph nodes and what are they calledpig, dorsal, middle, & ventral
Which side of the neck does the esophagus lieleft caudal
What type of muscle lines the ruminant esophagusstriated
What are the locations and types of flexions of the ruminant esophagus1- dorsally convex, pharynx/esophagus junction; 2- dorsally concave, thoracic inlet; 3- dorsally convex, base of heart
Which esophageal flexion is permanent3
What are the most common sites of obstruction (in order)flexion 1, flexion 2, esophageal hiatus
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