Equine Respiratory: Pt 1 Flashcards
In a resting horse, which fraction of the total resistance to airflow is in the upper airway?
a. 1/3
b. 1/2
c. 2/3
d. 3/4
C
Videoendoscopy with the patient at rest allows diagnosis of all the following upper respiratory disturbances except
a. arytenoid chondritis
b. axial deviation of the aryepiglottic folds
c. persistent DDSP
d. persistent epiglottic entrapment
B
The intrinsic musculature of the pharynx includes all of the following except the
a. tensor veli palatini
b. levator veli palatini
c. palatopharyngeus
d. hyoepiglotticus
D
Which of the following extrinsic muscles of the pharynx is innervated by the pharyngeal branch of the vagus nerve?
a. genioglossus
b. sternohyoideus
c. thyrohyoideus
d. sternothyroideus
C
Rostral pharyngeal collapse has been experimentally reproduced by transecting the tendon of the ____ muscle
a. tensor veli palatini
b. palatopharyngeus
c. stylopharyngeus
d. palatinus
A
Staphylectomy, epiglottic augmentation, rostral palatoplasty, and sternohyoideus/sternothyroideus myectomy are all treatments for
a. rostral pharyngeal collapse
b. nasopharyngeal cicatrix
c. dorsal pharyngeal collapse
d. DDSP
D
Dysfunction of the ___ muscle causes collapse of the pharyngeal roof during dorsal pharyngeal collapse
a. palatopharyngeus
b. stylopharyngeus caudalis
c. palatinus
d. sternohyoideus
B
Which of the following is not an acceptable tx for nasopharyngeal cicatrix?
a. anti-inflammatory meds
b. transendoscopic laser transaction
c. permanent tracheostomy
d. partial arytenoidectomy
D
Which upper respiratory disturbance may predispose a horse to DDSP as a result of inflammation of the pharyngeal branch of the vagus nerve?
a. pharyngeal lymphoid hyperplasia
b. elongated soft palate
c. subepiglottic cyst
d. epiglottic hypoplasia
A
What is the maximal length that should be removed from the soft palate during staphylectomy for correction of DDSP?
a. 2 mm
b. 5 mm
c. 7 mm
d. 10 mm
B
