Flashcards in Midterm Deck (240)
Collum is also known as?
"coller" or neck
Nuchae is also known as?
Nape or posterior neck
Cervix is also known as?
Another name for "Adam's Apple"
What vertebral level is the Thyroid cartilage found?
C4- C5 vertebral level
What is the function of the hyoid bone?
Site of attachment for many anterior neck muscles and some muscles of the tongue
Parts of the hyoid bone
Greater and Lesser Cornus (horns)
What vertebral level is the hyoid bone found?
How many cricoid cartilage are there?
Is the cricoid cartilage a part of the trachea?
No, it is a cartilage of the larynx
What vertebral level is the cricoid cartilage found?
Where does the tracheal cartilage begin?
Below C6, inferior to the cricoid cartilage
The Chin is also known as?
What muscle covers the Ramus of the Mandible?
What is the mastoid process a part of?
What is the skin of the neck innervated by?
Primarily C2,3 &4 spinal nerves
What are dermatomes?
Area of skin innervated by a specific nerve segment
What nerve innervates the anterior 2/3 of the head (face)?
Trigeminal Nerve or V nerve
Does the Trigeminal Nerve innervate the angle of mandible?
No, C2 innervates the angle of mandible
What part of the head does C2 spinal nerve innervate?
Occiput, majority of ear, angle of mandible and under the chin/jawline (refer to image for C2, C3 and C4 dermatomes)
What is the Origin of the platysma muscle?
Fascia and skin of deltoid & pectoral regions
What is the insertion of the platysma muscle?
Mandible and tissues around the mouth
What is the innervation of the platysma muscle?
Facial nerve (cervical branch), VII Nerve
What are the actions of the Platysma muscle?
1) helps to depress the mandible
2) tighten and wrinkle the skin of antero-lateral neck
3) depresses the lower lip and angle of the mouth
What does the external jugular vein usually come from?
Posterior auricular vein and retromandibular veins
Where does the external jugular vein usually travel?
Superficial to the Sternocleidomastoid muscle and deep to the clavicle
Where can the facial vein drain into?
One, two of all of the following:
1)external jugular vein
2) anterior jugular vein
3) internal jugular vein
What are the borders of the anterior triangle of the neck?
Posterior - SCM
Superior - Inferior border of the mandible
Anterior - midline of anterior neck
What are the borders of the posterior triangle?
Inferior - clavicle