UST Medical Board Review Anatomy Post-Review Test Questions and Answers 100% Verified
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Course
UST Medical Board
Institution
UST Medical Board
Which valve is best heard over the apex of the heart?
Pulmonic - left 2 nd ICS
Aortic - right 2 nd ICS
Mitral - 5 th ICS
MCL Tricuspid - lower sternum - ️️Mitral
Infections in this layer of the scalp may lead to cavernous sinus infection due to
presence of emissary veins in this layer:
D...
Infections in this layer of the scalp may lead to cavernous sinus infection due to
presence of emissary veins in this layer:
❏Dense connective tissue
❏Aponeurotic layer - Gaping wound
❏Loose connective tissue - Dangerous area - EV -> diploic veins - > CS (valveless, can
go bidirectional)
❏Pericranium - Cephal hematoma
Subcutaneous - Caput succedaneum - ✔️✔️❏Loose connective tissue
Which of the following symptoms is consistent with a middle cranial fossa injury?
❏Anosmia CN I - anterior cranial fossa
❏Numbness of cheek CN V2 Trigeminal - Middle cranial fossa (also CN for eye
movements)
❏Loss of gag reflex CN IX,X - posterior cranial fossa
❏Deviation of tongue to affected side CN XII - cranial fossa Parotid - cervical plexus -
✔️✔️Numbness of cheek
The pterion is clinically significant especially in traumatic skull injuries because it:
❏overlies branch of middle meningeal a. which can be torn causing extradural
hematoma
❏can impinge on extraocular m. causing limited eye movement
❏can serve as pathway for cavernous sinus infection
❏can be a source of significant craniofacial deformity if fractured Pterion at temporal
region, where 4 cranial bones meet each other - ✔️✔️overlies branch of middle
meningeal a. which can be torn causing extradural hematoma
,A tumor invading the internal acoustic meatus may present with which of the following
symptoms?
❏Facial numbness - CN V Trigeminal (middle cranial fossa)
❏Deviation of jaw to the unaffected side
❏Dizziness and hearing loss
❏Deviation of palate to unaffected side - CN IX,X (jugular foramen),pharyngeal plexus
Facial nerve (Facial muscles, asymmetry) & Auditory nerve pass through IAM -
✔️✔️Dizziness and hearing loss
The sphincter function of the lip may be affected by injury to the nerve exiting which
craniofacial foramen?
❏Infraorbital
❏Mental
❏Stylomastoid - CN VII will carry purely motor fibers upon exiting this foramen
❏Jugular - CN IX, X, X
Orbicularis oris - close lips CN VII - all muscles of facial expression IAM -> -
✔️✔️Stylomastoid
Which area of the mandible will most likely be fractured in a patient who accidentally fell
and hit his chin on the pavement?
A patient sustaining a hacking wound in the posterior triangle of the neck up to the level
of the anterior scalene muscle may experience which of the following?
During ligation of the superior thyroid artery during thyroidectomy, which of the following
structures may likely be injured due to its proximity to the vessel?
❏Esophagus
❏Internal branch of laryngeal nerve
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