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Anatomy of head and neck
mostly that have to do with swallowing
56
Pathology
Undergraduate 4
11/16/2010

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Cards

Term

Directions

Name the part of the head or neck that is Brown or the same color as the arrow pointing to it

Definition

Directions

Name the part of the head or neck that is Brown or the same color as the arrow pointing to it

Term
[image]
Definition

DEPRESSOR LABII INFERIORIS

ACTION
Depresses and draws lower lip laterally
NERVE
Mandibular branch of facial nerve (VII)
Term
[image]
Definition

LEVATOR ANGULI ORIS

ACTION
Elevates angle of mouth
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

LEVATOR LABII SUPERIORIS

ACTION
Elevates and everts upper lip
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

LEVATOR LABII SUPERIORIS ALAEQUE NASI

ACTION
Dilates nostril and elevates upper lip
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

DEPRESSOR ANGULI ORIS

ACTION
Depresses and draws angle of mouth laterally
NERVE
Mandibular branch of facial nerve (VII)
Term
[image]
Definition

ORBICULARIS ORIS

ACTION
Narrows orifice of mouth, purses lips and puckers lip edges
NERVE
Accessory parts are incisivus labii superioris and inferioris
Term
[image]
Definition

ZYGOMATICUS MINOR

ACTION
Elevates and everts upper lip
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

RISORIUS

ACTION
Retracts angle of mouth
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

ZYGOMATICUS MAJOR

ACTION
Elevates and draws angle of mouth laterally
NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

MENTALIS

ACTION
Elevates and wrinkles skin of chin and protrudes lower lip
NERVE
Mandibular branch of facial nerve (VII)
Term
[image]
Definition

BUCCINATOR

ACTION
Aids mastication, tenses cheeks in blowing and whistling, aids closure of mouth

NERVE
Buccal branch of facial nerve (VII)
Term
[image]
Definition

LATERAL PTERYGOID

ACTION
Depresses and protracts mandible to open mouth. Pulls forward cartilage of joint during opening of mouth. Aids in chewing.
NERVE
Nerves to lateral pterygoid (anterior division of mandibular nerve (V))
Term
[image]
Definition

MASSETER

ACTION
Elevates mandible (enables forced closure of mouth)
NERVE
Anterior division of mandibular nerve (V)
Term
[image]
Definition

MEDIAL PTERYGOID

ACTION
Elevates the mandible and assits in closing the jaw. Aassits the lateral pterygoids in moving the jaw side-to-side.
NERVE
Nerve to medial pterygoid (main trunk of mandibular nerve (V))
Term
[image]
Definition

TEMPORALIS

ACTION
Elevates mandible and posterior fibers retract
NERVE
Deep temporal branches from anterior division of mandibular nerve (V)
Term
[image]
Definition

PALATOGLOSSUS

ACTION
Elevates posterior tongue and closes oropharyngeal isthmus and aids initiation of swallowing
NERVE
Pharyngeal branch of vagus nerve (X) with its motor fibers from cranial accessory nerve (XI)
Term
[image]
Definition

GENIOHYOID

ACTION
Elevates and protracts hyoid bone. Depresses mandible
NERVE
C1 fibers carried by hypoglossal nerve (XII)
Term
[image]
Definition

STYLOGLOSSUS

ACTION
Retracts and elevates tongue, aids initiation of swallowing
NERVE
Hypoglossal nerve (XII)
Term
[image]
Definition

HYOGLOSSUS

ACTION
Depresses tongue
NERVE
Hypoglossal nerve (XII)
Term
[image]
Definition

GENIOGLOSSUS

ACTION
Protracts tongue
NERVE
Hypoglossal nerve (XII)
Term
[image]
Definition

INTRINSIC MUSCLE OF TONGUE

ACTION
  1. Superior longitudinal fibers: shorten the tongue.
  2. Inferior longitudinal fibers: shorten the tongue.
  3. Vertical fibers: flatten and widen the tongue.
  4. Transverse fibers: narrow and elongate the tongue.
NERVE
Hypoglossal nerve (XII)
Term
[image]
Definition

INFERIOR CONSTRICTOR

ACTION
Aids swallowing . Cricopharyngeus acts as upper esophageal sphincter
NERVE
Pharyngeal plexus (IX, X and sympathetic) via pharyngeal branch of X with its motor fibers from cranial accessory (XI)
Term
[image]
Definition

MIDDLE CONSTRICTOR

ACTION
Aids swallowing
NERVE
Pharyngeal plexus (IX, X and sympathetic) via pharyngeal branch of X with its motor fibers from cranial accessory nerve (XI)
Term
[image]
Definition

SUPERIOR CONSTRICTOR

ACTION
Aids swallowing
NERVE
Pharyngeal plexus (IX, X and sympathetic) via pharyngeal branch of X with its motor fibers from cranial accessory (XI)
Term
[image]
Definition

CRICOTHYROID

ACTION
Lengthens and tenses vocal cords by tilting thyroid cartilage forwards
NERVE
External branch of superiorlaryngeal branch of vagus nerve (X)
Term
[image]
Definition

DIGASTRIC (ANTERIOR VIEW)

ACTION
Elevates hyoid bone: Aids swallowing and depresses mandible
NERVE
Anterior belly: mylohyoid nerve (V). posterior belly: facial nerve (VII)
Term
[image]
Definition

LEVATOR VELI PALATINI

ACTION
Elevates, retracts and lateral deviates soft palate. May open auditory tube on swallowing
NERVE
Pharyngeal branch of vagus nerve (X) with its motor fibers from cranial accessory nerve (XI)
Term
[image]
Definition

TENSOR VELI PALATINI

ACTION
Tenses soft palate prior to elevation
NERVE
Nerve to medial pterygoid (main trunk of mandibular nerve (V))
Term
[image]
Definition

M. UVULAE

ACTION
Shapes uvula
NERVE
Pharyngeal branch of vagus nerve (X) with its motor fibers from cranial accessory nerve (XI)
Term
[image]
Definition

MYLOHYOID

ACTION
Elevates hyoid bone, supports and raises floor of mouth. Aids in mastication and swallowing
NERVE
Mylohyoid nerve (V)
Term
[image]
Definition

OMOHYOID

ACTION
Depresses hyoid bone and hence larynx
NERVE
Ansa cervicalis nerve (C1,2,3)
Term
[image]
Definition

OBLIQUE ARYTENOID

ACTION
Adducts arytenoid cartilages (closes rima)
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition

POSTERIOR CRICOARYTENOID

ACTION
Abducts and laterally rotates arytenoid cartilage (opens rima glottidis)
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition

TRANSVERSE ARYTENOID

ACTION
Adducts arytenoid cartilage (closes rima glottidis)
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition

ARYEPIGLOTTICUS

ACTION
Aids closure of additus of larynx

 

NERVE
Recurrent laryngeal branch of vagus nerve (X)

Term
[image]
Definition

PALATOPHARYNGEUS

ACTION
Elevates pharynx and larynx . Closes nasopharyngeal isthmus in swallowing
NERVE
Pharyngeal branch of vagus nerve (X) with its motor fibers from cranial accessory nerve (XI)
Term
[image]
Definition

SALPINGOPHARYNGEUS

ACTION
Elevates pharynx and larynx and aids swallowing . Opens auditory canal during swallowing
NERVE
Pharyngeal branch of vagus nerve (X) with its motor fibers from cranial accessory nerve (XI
Term
[image]
Definition

PLATYSMA

ACTION
Depresses and wrinkles skin of lower face and mouth. Aids forced depression of mandible
NERVE
Cervical branch of facial nerve (VII)
Term
[image]
Definition

STERNOHYOID

ACTION
Depresses hyoid bone and hence larynx
NERVE
Ansa cervicalis nerve (C1, 2, 3)
Term
[image]
Definition

THYROHYOID

ACTION
Elevates larynx or depresses hyoid bone
NERVE
C1 fibers carried by hypoglossal nerve (XII)
Term
[image]
Definition

STERNOTHYROID

ACTION
Depresses larynx
NERVE
Ansa cervicalis nerve (C1, 2, 3)
Term
[image]
Definition

STYLOHYOID

ACTION
Elevates and retracts hyoid bone. Aids swallowing and elevates larynx
NERVE
Mandibular branch of facial nerve (VII)
Term
[image]
Definition

STYLOPHARYNGEUS

ACTION
Elevates larynx and pharynx . Aids swallowing
NERVE
Muscular branch of glossopharyngeal nerve (IX)
Term
[image]
Definition

THYRO-EPIGLOTTICUS & VOCALIS

ACTION
Aids closure of additus to larynx
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition

THYRO-ARYTENOID & VOCALIS

ACTION
Shortens and relaxes vocal cords by medial rotation and protraction of arytenoid cartilage
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition

LATERAL CRICOARYTENOID

ACTION
Adducts and medially rotates arytenoid cartilage (closes rima glottidis)
NERVE
Recurrent laryngeal branch of vagus nerve (X)
Term
[image]
Definition
HYOID BONE
Term
[image]
Definition
THYROID CARTILAGE
Term
[image]
Definition
CRICOTHYROID MEMBRANE
Term
[image]
Definition
THYROHYOID MEMBRANE
Term
[image]
Definition
CRICOID CARTILAGE
Term
[image]
Definition
ARYTENOID CARTILAGE
Term
[image]
Definition
VOCAL PROCESS
Term
[image]
Definition
APICAL PROCESS
Term
[image]
Definition
MUSCULAR PROCESS
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