Body Part Two Flashcards
what’s not found in epithelium?
Meissner’s Corpuscle (fine touch)
Meisseiner plexus
only parasympathetic
Auerbach’s Plexus
both sympathetic and parasympathetic (motor innervation to both layers of tunica muscularis)
Difference between lamina propria & dermis?
Dermis has dense irregular CT
What type of cells are in stratum granulosum layer?
Keratohylain
What is not present in an orthokeratinized layer?
Stratum Lucidium (listed all other stratums)
Floor of the mouth is a ?
non-keratinized stratified squamous epithelium
Describe soft tissue structures that are nonkeratinized?
Soft palate, buccal muscosa
What is the Epithelium of palate
keratinized stratified squamous epithelium
What has a hard palate, attached gingiva, dorsum of tongue?
keratinized SSE
What will cover the hard palate after an ulcer heals?
Parakaratinized Stratum Squamous Epithelium
Most abundant papillae
Filiform Papilla
Taste buds are involved in all papillae except?
Filiform
You only have minor amounts of this taste bud?
Circumvallate papilla
Antibody in mucosal surfaces?
IgA
Tongue moves to the right
Right CNXII Damage
What does damage/lesion to CN 12 show?
deviation towards paralyzed side when protruded b/c of weaker genioglossal muscle
What protrudes the tongue?
genoioglossus
what protrudes the mandible?
lateral pterygoid
what protrudes the hyoid bone?
Geniohyoid helps move tongue & hyoid anteriorly
What narrows the maxillary buccal vestibule when you open your mouth all the way?
Coronoid process
All of the following elevate the larynx except
Sternothyoid
What creates the laryngeal prominence?
Thyroid Cartilage
Most superior part of larynx
Aryepiglottic fold (epiglottis)
What muscle constrict to produce solid?
Lateral & transverse cricoarytenoids
what is the only muscle to abduct (contract) the larynx (vocal fold)?
Posterior cricoarytenoid m
what innervates muscles below the vocal fold & most of the laryngeal muscles?
recurrent laryngeal nerve (of CN 10)
Internal Laryngeal nerve innervates the ?
thyrohyoid membrane
What occurs during Tracheostomy?
Reduced Airway resistance, reduced dead space
what is trachea bifurcation?
sternal angle
where is the thyroid hormone stored?
in the colloid
Where does the INFERIOR thyroid artery come from?
Thyrocervical Trunk
The arteries that supply the thyroid gland are from the what?
thyrocerivical trunk & ECA (superior thyroid A)
Terminal branches of the external carotid artery?
Superficial temporal & maxillary artery
In the carotid triangle, what branch of the ECA wouldn’t you see?
Superficial temporal artery
What makes up the carotid triangle?
Anterior border of SCM, posterior digastric, superior omohyoid
Submental triangle consist of ?
anterior digastric, hyoid bone & mandible
What structure is posterior to the cartoid sheath that runs along the Longus Capitas muscle
sympathetic chain ganglia
What is in the carotid sheath?
common carotid, internal jugular, vagus nerve, not ansa cervicalis or phrenic N
What does the sigmoid sinus drain into?
Internal jugular vein
Where does deep facial vein drain into?
Pterygoid Plexus
The deep facial vein connects the what?
the anterior facial vein & the pterygoid plexus
what specific organs does the portal vein drain?
Stomach (also drains spleed, pancreas, SI, LI)
which one is not a function of the spleed?
Produce plasma cells
The difference between the inferior vena cava & portal veins
portal contain no valves
most common cause of portal hypertension?
liver cirrhosis (can also lead to esophageal varices)
Esophageal varices commonly seen in what?
Alcoholics or portal hypertension from cirrhosis
Esophageal varices can cause?
hematemesis (vomiting blood)
Alcoholics & liver cirrhosis
Mallory bodies (inclusion found in the cytoplasm of liver cells, damaged intermediate filaments in the hepatocytes, usually found in people w/ alcoholic liver)
Most frequent form of varicosities/caricose veins?
Superficial veins in the legs
Difference between Veins & Muscular Arteries
Veins: Thick Tunica Adventitia
Muscular Arteries: Thick Tunica Media
Initial venous damage of the jejunum is called ?
superior mesenteric vein
