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Respiratory Exam 3
MASH
Question | Answer |
---|---|
In what meatus does the Maxillary Sinus drain? | Middle meatus via infundibulum into |
In what meatus does the Frontal Sinus drain? | Middle meatus via frontonasal duct & ethmoidal infundibulum |
Give 2 landmarks present on medial surface of right lung, but not the left. | Grooves for the superior & inferior vena cava |
What internally corresponds to alae of the nose; has sweat glands & hairs? | Vestibule |
Located bw anterior end of middle concha and the dorsum of the nose; site of an anterior ethmoidal air cell? | Agger nasi |
Define a bronchopulmonary segment? | Portion of lung supplied with air from a tertiay bronchus & its subsequent branches |
Immediated structure that receives ostium of the frontonasal duct? | Ethmoidal infundibulum |
What is the vertebral level of tracheal bifurcation? | T4/5 |
What is the vertebral level of hiatus of the inferior vena cava? | T8 |
Give the origin of the lumbar part of the diaphragm? | Arises from the vertebral column as left & right crura. Also arises from fascial thickenings termed lateral & medial arculate ligaments |
Give 2 components of lateral wall of the nasopharynx? | Ostia of auditory tubes & pharnygeal muscles |
Place in which the sphenoid sinus drains? | Sphenoethmoidal recess |
Meatus into which the nasolacrimal duct drains? | Inferior meatus |
Define the root of the lung? | Structures passing through the hilus of the lung |
Name two pleural recesses? Give function? Structural composition? | Costodiaphragmatic & Castomediastinal All for expansion of the lungs during inspiration. Parietal pleura. |
Fissure that separates the upper and middle lobes of the right lung? | Horizontal |
Structure that supports the tracheal bifurcation? | Carina |
Hypertrophied lymphatic components on the roof of the nasopharynx? | Adenoids |
Structure which drains into the inferior meatus? | Nasolacrimal Duct |
What laryngeal muscles aBduct the vocal cords? | Posterior cricoarytenoid |
What laryngeal muscles approximates the arytenoid c artilages? | Transverse arytenoid |
Slit like opening between the false vocal cords | Rima vestibule |
Larynheal cartilage located on the upper edge of the quadrangular membrane? | Cuneiform Cartilages |
Describe the motor innvervation to the larnyx? | To intrinisic muscles-recurrent laryngeal N of vagus To cricothyroid-external branch of superior laryngeal N of vagus |
Entrance to larynx? | Aditus |
Space bw true and false vocal cords? | Rima vestibule |
This structure passes upward from the arch of the cricod cartilage, on its upper edge it is thickened to form the vocal ligaments? | Conus Elasticus |
Opening of ethmoidal infundibulum into the meatus? | Semilunar hiatus |
Ridge w/in the nasal cavitiy separating stratified squamous from respiratory mucosa? | Limen nasi |
What mucsles of the larynx lengthens and tightens vocal cords, this increasing pitch? | Cricothyroid |
What muscle of the larynx insert on the muscular process of the arytenoid and rotates the cartilage medially but does not pull the cartilage anteriorly? | Lateral cricoarytenoid |
A sharp mucosal covered ridge of the middle meatus? | Uncinate process |
Besides the aorta, list 2 other structures that pass through the aortic hiatus? | Thoracic duct and azygos V |
Voluntary control over the urge to micturate involves what? | Elvation of levator ani muscles |
Swelling in the middle meatus, marks the postion of an ethmoidal air cell | Ethmoid bulla |
Specific structure responsible for forming the limen nasi? | Lateral nasal cartilage |
Name given to the parietal pleura over apex of lung? | Cupula |
Name the bony components forming the roof of the nasal cavity? | Nasal bone, frontal bone, cubiform plate of ethmoid, body of sphenoid |
Left lung homologue of the middle lobe of right lung? | Lingula |
What muscle of the larynx is an antagonist to the cricothyroid muscle? | Thyroarytenoid |
What muscle of the larynx extendes from posterior surface of the cricoid lamina to the muscular process of the arytenoid cartilage? | Posterior cricoarytenoid |
Strucutre over which the mucosa of the larynx is reflected to form the vestibular fold | Quadrangular membrane |
Slit like opening bw the TRUE vocal cords? | Rima Glottidis |
Structure which has a lateral and a medial crus to hold open the nostrils | Greater alar cartilage |
Vertebral level of aortic hiatus? | T12 |
Vertebral level of esophageal hiatus? | T10 |
Muscles of the larynx that act as a sphincter of laryngeal inlet? | Oblique arytenoid with aryepiglottic muscles |
Muscles of the larynx not innervated by reccurent laryngeal n? | Cricothyroid |
Antagonistic to the posterior cricoarytenoid? | Lateral cricoarytenoid |
Located immediately medial to the thyroarytenoid, it acts to tense the vocal cords? | Vocalis |