Term
1) superficial space 2)sublingual space 3)submandibular space 4)parotid space 5)tonsilar space 6)masticator space (aka infratemporal fossa) |
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Definition
list the important spaces in the head |
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Term
1)parapharyngeal space 2) retropharyngeal space 3) danger space 4) posterior triangle |
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Definition
list the important spaces in the neck |
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Term
from the epimyseum of the face muscles to the skin (no CT bridges here so infections can spread) |
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Definition
where is the superficial space in the head? |
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Term
between the mucosa and the mylohyoid |
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Definition
where is the sublingual space? |
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Term
below mylohyoid, but it has a free posterior edge so the sublingual space communicates with it |
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Definition
where is the submandibular space? what space communicates with it? |
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Term
there is no muscle over it |
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Definition
the superficial space doesn't overly the zygomatic arch, why? |
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Term
the canine and the buccal parts |
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Definition
what are the 2 parts of the superficial space? |
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Term
no, there is a thick CT envelop around it slowing the spread of infection |
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Definition
do infections spread easily to the parotid from the superficial space? |
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Term
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Definition
where do infection in the buccal part of the superficial space usually come from? |
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Term
the masticator space, bound by the parotid fascia |
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Definition
what space is deep to the superficial space? |
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Term
they can spread down to the neck quickly and can compromise the airway
(Ludwig's angina) |
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Definition
why are sublingual/submandibular space infections/cellulitis particularly bad? |
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Term
1) skin 2) superficial fascia and fat 2) platysma 3) investing fascia 4) prevertebral or middle cervical fascia 5) deep to middle cervical is either the carotid sheath or the pretracheal fascia |
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Definition
list the layers of the neck from external to internal |
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Term
1) skin 2) superficial fascia + fat + platysma 3) investing fascia 4) middle cervical fascia 5) pretracheal fascia |
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Definition
list the layers of the neck that would be pierced in a tracheostomy in order |
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Term
between pretracheal fascia or carotid sheath & the investing fascia
it spans only around the infrahyoid muscles |
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Definition
where is the middler cervical fascia? |
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Term
all muscles with vertebral attachment |
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Definition
what does the prevertebral fascia surround? |
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Term
the retropharyngeal space |
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Definition
name the space between the prevertebral fascia and the pretracheal fascia that runs from the head to the thorax(mediastinum) |
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Term
same layer as pretracheal, just on the back side of the trachea |
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Definition
where is the buccopharyngeal fascia? |
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Term
between the anterior layer/alar fascia(which blends with the esophagus at the base of the neck) and the posterior layer down to T3
this leads to the mediastinum |
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Definition
where is the danger space? |
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Term
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Definition
where does the posterior layer blend with the anterior longitudinal ligament? |
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Term
posterior/anterior refer to the prevertebral fascia where it splits around vertebrae from where it is anchored at the tubercles of the transverse processes |
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Definition
what do anterior/posterior layers refer to in terms of the danger space? |
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Term
infection can travel up or down air emboli up to the skull blood up to the skull |
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Definition
what sort of things can travel in the danger space? |
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Term
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Definition
what muscle does the deep cervical fascia (investing fascia) enclose? |
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Term
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Definition
what does the pretracheal fascia blend with inferiorly? |
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Term
the retropharyngeal space |
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Definition
what space is between buccopharyngeal fascia and prevertebral fascia? |
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Term
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Definition
what muscle group is the buccopharyngeal fascia against? |
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Term
the internal jugular vein |
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Definition
what vessel do the deep cervical lymph nodes lie along? |
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Term
cervical viscera: thyroid gland, pharynx, larynx, esophagus, tongue (via retropharyngeal nodes) |
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Definition
what does the "deep ring" of cervical lymph nodes drain? |
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Term
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Definition
what nodes connect the tongue to the deep cervical ring of lymph nodes? |
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Term
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Definition
name the most inferior nodes of the deep cervical chain of lymph nodes |
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Term
its considered inoperable |
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Definition
what happens if breast cancer spreads to the supraclavicular nodes? |
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Term
right: lymphatic trunks left: thoracic duct |
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Definition
where does lymph drain from the deep cervical nodes on each side? |
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Term
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Definition
what vessel do the superficial cervical lymph nodes follow? |
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Term
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Definition
name the lymph nodes on the back of the head |
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Term
submental and submandibular lymph nodes |
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Definition
name the lymph nodes that get lymph from the tongue, front oral cavity, and lips |
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Term
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Definition
what are the superficial lymph nodes located alongside? |
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Term
1) occipital 2) retroauricular/mastoid 3) superficial cervical 4) parotid 5) facial 6) submental 7) submandibular |
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Definition
list the superficial cervical/head lymph nodes |
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Term
1) retropharyngeal 2) deep cervical 3) scalene nodes 4) submental? 5) submandibular 6) jugulodigastric node 7) jugulomohyoid node |
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Definition
list the deep (cervical & head) lymph nodes |
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Term
The tip of the tongue and crosses omohyoid |
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Definition
what does the juguloomohyoid node drain? |
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Term
the tonsil (palatine + mucosa + posterior tongue) |
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Definition
what does the jugulodigastric node drain? |
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Term
on the right, serveral trunks do (subclavian, jugular, brachiomediastinal)
on the left those 3 drain to the thoracic duct which wraps around and drains to the left brachiocephalic vein |
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Definition
describe the number of vessels that collect deep cervical lymph on each side |
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Term
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Definition
how is the face/scalp lymph drained? |
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Term
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Definition
what lymph nodes drain the nasal cavity? |
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Term
mostly through ophtalmic veins, but also through microscopic lymph nodes that drain out with the front of the nose to the submandibular nodes
deep nose drains deep |
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Definition
how is the eye drained of lymph? |
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Term
to nearby nodes (deep are on the tissue, deep cervical are nearby) |
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Definition
how does the pharynx drain lymph? |
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Term
above the vocal ligaments: follow superior thyroid artery to deep cervical lymph nodes
BELOW the vocal ligs: along inferior thyroid artery to deep cervical nodes |
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Definition
how does the larynx drain lymph? |
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Term
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Definition
what general direction does the oral cavity drain lymph? |
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Term
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Definition
to what sides of the body does the tip of the tongue and lower lip drain lymph? |
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Term
lateral drains to same side, midline drains to both |
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Definition
to what side of the body do the lateral margins of the tongue drain lymph? the midline of the tongue? |
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Term
jugulodigastric on the same side |
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Definition
where do the palatine tonsils drain lymph? |
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Term
lower: submandibular AND submental upper: submandibular
these go to the juculoomohyoid nodes |
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Definition
where does the lower lip drian lymph? upper lip? |
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Term
the tip of the tongue, the upper lip and lower lip |
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Definition
what 3 things drain to the juguloomohyoid nodes via the submental and submandibular nodes? |
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