Shared Flashcard Set

Details

Dental Gross Anatomy
Neck
18
Medical
Professional
01/06/2009

Additional Medical Flashcards

 


 

Cards

Term

 

What is the main nerve supply to the infrahyoid muscles?

Definition

 

the ansa cervicalis

Term

 

Which infrahyoid muscles are supplied by the ansa cervicalis?

 

Which are not?

Definition

 

The omohyoid, sternohyoid, and sternothyroid are all innervated by the a.c.

 

the thyrohyoid is innervated by C1

Term

 

C1 innervates which infrahyoid muscle?

Definition

 

the thyrohyoid

Term

 

Which two veins unite to form the external jugular?

Definition

 

The posterior auricular and the retromandibular (posterior division)

Term

 

How many Cranial nerves are there?

 

How many Cervical nerves? 

Definition

 

Cranial nerves are 12 in number (CNI - CNXII)

 

Cervical nerves are 8 in number (CI - CVIII)

 

Term

 

What are the boundaries of the posterior triangle of the neck?

 

 

Of the anterior triangle? 

Definition

 Posterior triangle: 

■    the middle one-third of the clavicle;
■    the anterior margin of trapezius;
■    the posterior margin of the sternocleidomastoid.

 

Anterior triangle:

■    the median vertical line of the neck;
■    the inferior margin of the mandible;
■    the anterior margin of the sternocleidomastoid muscle.


 

Term

 

What layer of fascia contains the platysma?

Definition

 

The superficial cervical fascia

Term

 

What nerve innervates the platysma?

Definition

 

CN VII / cervical branch of the facial nerve

Term


Which are not contained by the carotid sheath?

A. Common carotid artery

B. internal carotid

C. external carotid

D. vagus nerve

E. phrenic nerve

Definition

 

C. external carotid

D. phrenic nerve

Term

 

What motor nerve innervates the Sternocleidomastoid? What innervates for pain and proprioception?

Definition

 

Motor: CN XI / Spinal accessory nerve

 

Pain and proprioception: C2 and C3

Term

 

Which does not feed through the Scalenus Triangle?

A. Subclavian Vein

B. Brachial Plexus

C. Subclavian Artery

Definition

 

A. Subclavian Vein

Term

 

What structures form the borders of the Submental Triangle?

Definition

 

The anterior bellies of the left and right digastric muscles, and the hyoid bone.

Term

 

What are the 4 triangles that make up the Anterior Triangle?

Definition

 

Submental, Submandibular, Muscular, Carotid

Term

 

What are the 3 layers of deep cervical fascia?

Definition

 

Investing

Pretracheal

Prevertebral

Term

 

The ____ fascia blends laterally with the carotid sheaths.

Definition

 

Pretracheal Layer of Deep Cervical

Term

 

What is the motor innervation of the Trapezius?

 

What nerves provide for pain and proprioception?

Definition

 

Spinal root of Accessory nerve (CN XI)

 

C3 and C4

Term

 

The pulsations of what vessel can be felt upon deep pressure to the supraclavicular triangle of the neck?

Definition

 

The third part of the subclavian artery

 

-compression of this part of the subclavian against the first rib can control bleeding in the upper limb

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