Font size
WorksheetsTrachy-branchial arch
Total questions: 22
Worksheet time: 15mins
What is the anatomical position of the adult trachea?
extending from the cricoid cartilage superiorly (C5) to the tracheal bifurcation at the level of sternal angle (T4)
extending from the cricoid cartilage superiorly (C6) to the tracheal bifurcation at the level of sternal angle (T5)
extending from the cricoid cartilage superiorly (C6) to the tracheal bifurcation at the level of sternal angle (T4)
extending from the cricoid cartilage superiorly (C7) to the tracheal bifurcation at the level of sternal angle (T5)
Goldenhar syndrome is a defective development of which branchial arch?
1st branchial arch
2nd branchial arch
1st and 2nd branchial arch
3rd branchial arch
Muscles derived from the 1st branchial arch include
tensor tympani
mylohyoid
stylopharyngeus
posterior belly of digastric
4th branchial arch gives rise to which vessels?
maxillary artery
right subclavian artery
ICA
aortic arch
Indications for tracheostomy include:
laryngeal trauma causing upper airway obstruction
Bilateral adductor paralysis
severe aspiration
DNAR patient with no family support
Excessive cuff pressure may cause tracheal stenosis. What is the ideal cuff pressure for ventilated patients?
10-25 cm H2O
5-15 cm H2O
15-20 cm H2O
15-25 cm H2O
Greater horn of the hyoid bone and the lower half of the hyoid body derives from which pharyngeal arch?
1st
2nd
3rd
4th
The following derive from from Meckel's cartilage:
malleus
incus
stapes
hyoid
Aspects to consider prior to decanulation include:
GCS of patient
Presence of good cough reflex with no risk of aspiration
No further surgery planned for patient in the near future
Previous indication for tracheostomy no longer exists
The cartilaginous formation in mesenchyme of the second pharyngeal arch in the embryo refers to
Meckel's cartilage
Reichart's cartilage
Arnold's cartilage
Jacobson's cartilage
The mandibular arch is also known as the
1st arch
2nd arch
3rd arch
4th arch
The lining of the arch derives from
ectoderm
mesoderm
endoderm
Choose the correct statements about an infants larynx
subglottis is the narrowest part
Infant’s larynx is positioned high in the neck level of glottis being opposite to C3 or C4
Infant's larynx reaches C1 or C2 during swallowing
Laryngeal cartilages are soft and collapse easily
Derivatives of the Mandibular Arch include:
maxillary artery
tensor veli palatini
malleus head and neck
styloid process
Complications of tracheostomy include:
Pneumothorax
Esophageal Injury
Prolonged ventilation
Tracheocutaneous fistula
Derivatives of the Hyoid Arch (II) include:
styloid process
stylohyoid ligament
posterior digastric muscle
stapedial artery
What i the length of the trachea?
10-12mm
8-10mm
10-12cm
8-10cm
The first branchial cleft forms the:
palatine tonsil
external auditory canal
eustachian tube
middle ear
The inferior parathyroids arise from which branchial pouch?
I
II
III
IV
The thyroid cartilage is a derivative of:
III branchial arch
IV branchial arch
III branchial pouch
IV branchial pouch
Advantages of voice prothesis include:
better speech inteligibility
easier to learn than esophageal speech
cheap
can be used lifelong
Disadvantages of voice prosthesis:
(if you have watched Mr.Andrew's video, this should be easy to answer)
require good pulmonary reserve
require good dexterity
risk of leakage
risk of posterior esophageal wall injury during insertion
