Exam (elaborations)
Triangles of Neck Exam Questions And 100% Correct Answers
- Course
- Institution
Triangles of Neck Exam Questions And 100% Correct Answers...
[Show more]
Content preview
Triangles of Neck Exam Questions And 100%Correct Answers
Fascial planes divide the neck into four man fascial compartments. What are they? -
ANSWER 1. Investing fascia
2. Pretracheal fascia
3. Carotid sheath
4. Prevertebral fascia
Describe the investing fascia. - ANSWER Surrounds superficial muscles (trapezius and
sternocleidomastoid)
Describe the pretracheal fascia. - ANSWER - Surrounds viscera (thyorid, pharynx,
larynx, esophagus, trachea)
- Part covering posterior surface of pharyngeal muscles is the buccopharyngeal fascia
buccopharyngeal fascia The pretracheal fascia that surrounds the posterior surface of
the pharyngeal muscles.
Describe the carotid sheath. - ANSWER Surrounds neurovascular bundle:
- Carotid arteries
- Internal jugular vein
- Vagus nerve
Describe the prevertebral fascia. - ANSWER Continuous sheath that surrounds the
following:
- Epaxial muscles
, - Prevertebral muscles
- Scalene muscles
- Vertebrae
Why are the fascial planes between the fascial compartments of the neck particularly
important clinically? - ANSWER They provide pathways for infection from the oral cavity
to the thorax
Describe the "danger space." - ANSWER - Retropharyngeal space
- Fascial plane between prevertebral fascia and buccopharyngeal fascia
- Contains loose areolar tissue
- Allows for movement of neck viscera during swallowing
- Communicates with superior mediastinum
- Route for infection from head and neck to thorax
The sternocleidomastoid divides each side of the neck into which two triangles? - ANS -
Median anterior triangle
- Posterior triangle
What are the boundaries, (anterior, posterior, base, roof, and floor) of the posterior
triangle of the neck? - ANS - Anterior: posterior border of sternocleidomastoid
- Posterior: anterior border of trapezius
- Base: superior border of clavicle
- Roof: investing layer of deep cervical fascia
- Floor: prevertebral fascia covering splenius capitis, levator scapulae and scalene
muscles
Which muscle divides the posterior triangle into two smaller triangles? Name these
triangles. - ANSWER Inferior belly of omohyoid divides posterior triangle into:
- Occipital triangle
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Chrisyuis. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now