DAY 1 Flashcards
The thyroid gland is invested in what structure?
Pretracheal fascia
Splits to enclose the trapezius and the SCM
Superficial cervical fascia
Forms a false capsule of the thyroid gland
Pretracheal layer
Surrounds the thyroid, parathyroid and encloses the infrahyoid muscles
Pretracheal layer
Forms the fascial floor of the posterior triangle
Prevertebral layer
Which cranial nerve descends through the neck in the carotid sheath A. Vagus B. Hypoglossal C. Accessory D. Glossopharyngeal
A. Vagus
Internal jugular vein is in what orientation in the carotid sheath?
Lateral
Common and internal carotid artery is in what orientation in the carotid sheath?
Medial
Vagus is in what orientation in the carotid sheath?
Posterior
Dental abscess now with chest pain and infection to the mediastinum. Which pathway? A. Retrophyngeal B. Masticator C pretracheal D. Suprasternal
A. Retropharyngeal
What are the potential spaces in the deep fascia of the neck
Visceral
Retropharyngeal
Submandibular
Masticatory
Space that lies between vertebral and visceral compartment and contains loose connective tissue
Retropharyngeal space
Retropharyngeal space is located _____ to the visceral part of the pretracheal fascia
Anteriorly
Retropharyngeal space is located _______ to the prevertebral fascia
Posteriorly
Retropharyngeal space is located ___ to the carotid sheath
Laterally
Ludwig’s angina primarily involves what plane?
Submandibular
Separates the sublingual and submandibular
Mylohyoid
Form of cellulitis or connective tissue disorder that affects submandibular, submental and sublingual spaces
Ludwig’s angina
Superficial muscle of the neck?
Platysma
Deep investing muscle?
Scm and trapezius
Muscle of facial expression
Cervical branch of facial nerve
Hyoid bone lies at what level of cervical vertebra
C3
The only bone that does not articulate with another bone
Hyoid bone
Muscles that elevate the hyoid
Suprahyoid muscles Digastric Mylohyoid Stylohyoid Geniohyoid
Nerve supply: digastric anterior belly
Nerve to mylohyoid
Nerve supply: digastric posterior
Facial
Nerve supply: stylohyoid
Facial
Nerve supply: mylohyoid
Nerve to mylohyoid
Nerve supply: geniohyoid
1st cervical
The only infrahyoid muscle that has no action on the hyoid bone
Sternothyroid
The only infrahyoid muscle that has no action on the hyoid bone
Sternothyroid
Infrahoid muscles
Deep
Thyrohyoid
Sternothyroid
Superficial
Omohyoid
Sternohyoid