Term
| During an autopsy, the coroner finds a torn stylopharyngeus muscle. What pharyngeal arch does this come from? |
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Definition
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Term
| During a rock concert, a young males ear drum blew out due to the excruciating loud volume from the first row of seats. What muscle is closely associated with the ear drum? And what pharyngeal arch is it from? |
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Definition
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Term
| An upper respiratory infection can easily travel via the Eustachian tube to the middle ear resulting in otitis media. The middle ear and auditory tube come from what Pharyngeal pouch? Where will the infection most likely spread next if left untreated? |
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Definition
| Pouch 1; mastoid air cells |
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Term
| A physician determines that a patient has decreased tension of the vocal cords due to impaired function of the cricothyroid muscle. Apparently, a surgeon had accidentally severed the nerve that travels with the superior thyroid artery. This nerve is associated with which pharyngeal arch? |
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Definition
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Term
| After birth, a physician determines that the newborn has severe hypocalcemia and a decreased T cell count. This is consistent with ____. Where does this disease have its embryological origin? |
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Definition
DiGeorge Syndrome
Pouches 3 and 4 |
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Term
| What condition results when pharyngeal pouch 2 and pharyngeal groove 2 persist? |
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Definition
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Term
| As the thyroid gland migrates to its mature anatomical location via the thyroglossal duct. It remains attached where? Pathologically, this can form a ____ |
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Definition
Foramen Cecum
Thyroglossal Duct Cyst |
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Term
| The trigeminal nerve (pharyngeal arch 1) has many functions. If its connection to the tongue were severed, ___ and ____ would be lost to the _____ of the tongue |
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Definition
| Taste Sensation/General Sensation to anterior 2/3 of tongue |
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Term
| After birth, the ob/gyn realizes that the newborn has a cleft lip. This is the result of ____ failing to fuse with ____ |
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Definition
| intermaxillary segment to fuse with the maxillary prominence |
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Term
| In addition to a cleft lip, the physician also notices a cleft palate. This can be caused by what anomaly? |
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Definition
Failure of the maxillary prominence outgrowths to fuse along the palatine raphe
Or
Failure of the secondary palate to fuse with the primary palate |
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Term
| A child comes into the physicians office with a variety of facial abnormalities. The doctor determines a diagnosis of First Arch Syndrome, affecting the ____ cartilage |
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Definition
Meckels Cartilage
a cartilaginous bar (in the embryo). From it or its sheath, the sphenomandibular ligament, the malleus, and the incus develop. Ventral ends meet to form portion of mandible containing incisor teeth. |
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Term
| A patient arrives at the hospital with an injury to the bone that attaches to the oval window of the middle ear. The attending physician wants to fix it but he first needs to recall what pharyngeal arch this bone comes from. What is the bone and what arch does it come from? |
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Definition
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Term
| What grade are you going to get on this Exam? |
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Definition
| If you said anything less than an A, keep studyng! You can do it! =) |
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