Chapter 29 - Larynx and trachea Flashcards
(10 cards)
Which imaging modality is best for assessing nasopharyngeal stenosis?
A) Radiography
B) Ultrasound
C) Computed tomography (CT)
D) Fluoroscopy
C
What is a radiographic sign of epiglottic retroversion?
A) Horizontal epiglottis position
B) Vertical epiglottis extending dorsally
C) Laryngeal cartilage mineralization
D) Soft palate thickening
B
What is a common cause of nasopharyngeal stenosis in dogs?
A) Trauma
B) Aspiration rhinitis
C) Laryngeal collapse
D) Thyroid neoplasia
A
Which is the most common mural neoplasia in the feline larynx?
A) Squamous cell carcinoma
B) Lymphoma
C) Rhabdomyosarcoma
D) Melanoma
B
Which radiographic view is most useful for evaluating the pharyngolarynx?
A) Ventrodorsal vie
B) Oblique view
C) Lateral view with neutral head position
D) Dorsoventral view
C
In brachycephalic breeds, how is the larynx positioned compared to mesaticephalic dogs?
A) More rostrally
B) More caudally
C) More dorsally
D) No difference
B
In older dogs, which laryngeal cartilage is most likely to mineralize?
A) Arytenoid cartilage
B) Cricoid cartilage
C) Thyroid cartilage
D) Epiglottis
B
What is a common cause of ventral deviation of the cervical trachea on lateral radiographs?
A) Cranial mediastinal mass
B) Thyroid mass
C) Heart base mass
D) Left atrial enlargement
b
What is a characteristic feature of tracheal avulsion in cats?
A) Generalized tracheal narrowing
B) Focal spherical dilation with pseudoairway
C) Mineralized tracheal rings
D) Intraluminal soft tissue opacity
b
What is the typical tracheal diameter:thoracic inlet height ratio in asymptomatic English bulldogs?
A) 9%
B) 13%
C) 17%
D) 20%
c
