Questions Flashcards
All of the following muscles elevate the mandible EXCEPT? A. Temporalis B. Masseter C. Lateral pterygoid D. Medial pterygoid
C. Lateral pterygoid
Which of the following represents the communication pathway between the infratemporal fossa and the orbit? A. Pterygomaxillary fissure B. Inferior orbital fissure C. Superior orbital fissure D. Pterygopalatine fossa
B. Inferior orbital fissure
The Maxillary artery is divided into three parts with reference to its branching pattern. Which of the following structures is used to demarcate the three parts? A. Lateral pterygoid muscle B. Medial pterygoid muscle C. Mandibular ramus and masseter muscle D. Superior alveolar process and temporalis muscle
A. Lateral pterygoid muscle
Which of the following arteries branches from the third part of the maxillary artery? A. Posterior superior alveolar B. Buccal C. Inferior alveolar D. Middle meningeal
A. Posterior superior alveolar
The middle meningeal artery enters the cranial cavity via which of the following foramina? A. Ovale B. Rotundum C. Spinosum D. Lacerum
C. Spinosum
Which of the following hypaxial muscles is attached to the hyoid bone but is not part of the infrahyoid group? A. Sternothyroid B. Thyrohyoid C. Geniohyoid D. Omohyoid
C. Geniohyoid
Which of the following scalene muscles attaches to the second rib? A. Anterior B. Middle C. Posterior D. None of the above, all attach to the first rib
C. Posterior
The anterior belly of the digastric nerve is derived from the first pharyngeal arch and is innervated by which of the following nerves? A. Facial B. Trigeminal C. Glossopharygeal D. Hypoglossal
B. Trigeminal
Which of the following muscles consists of two bellies, which originate from the body of the hyoid and the superior border of the scapula? A. Omohyoid B. Digastric C. Geniohyoid D. Cervicohyoid
A. Omohyoid
Branches off the external carotid artery are grouped into terminal, anterior, posterior, or medial, depending on which direction they branch from the external carotid. Which of the following branches is a medial branch? A. Facial B. Maxillary C. Ascending pharyngeal D. Superior thyroid
C. Ascending pharyngeal
The nerve branch to the geniohyoid originate from C1 and runs partly with which of the following cranial nerves? A. Glossopharyngeal B. Hypoglossal C. Vagus D. Spinal accessory
B. Hypoglossal
Ventral rami from which of the following levels of the spinal cord make up the cervical plexus? A. C1-C3 B. C1-C4 C. C1-C5 D. C2-C4
B. C1-C4
Which of the following infrahyoid muscles is NOT supplied through the ansa cervicalis? A. Thyrohyoid B. Sternothyroid C. Sternohyoid D. Omohyoid
A. Thyroidhyoid
Which of the following represent the spinal cord levels of origin for the phrenic nerve? A. C1-4 B. C2-5 C. C3-5 D. C3-7
C. C3-5
Postganglionic fibers from which of the following region of the sympathetic trunk supply all the smooth muscles and glands of the head? A. Superior sympathetic ganglion B. Middle sympathetic ganglion C. Inferior sympathetic ganglion D. Stellate ganglion
A. Superior sympathetic ganglion
Which of the following structures enters the pharynx by passing between the base of the cranium and the superior edge of the superior pharyngeal constrictor? A. Stylopharyngeus muscle B. Auditory tube C. Glossopharyngeal nerve D. Salpingopharyngeus muscle
B. Auditory tube
Which of the following BEST describes the location vallecular recesses? A. Lateral to the median glossoepiglottic fold B. Lateral to the lateral glossoepiglottic folds C. Inferior to the lateral glossoepiglottic folds D. Superior to the median glossoepiglottic folds
A. Lateral to the median glossoepiglottic fold
Which of the following represents the narrowest part of the laryngeal cavity? A. Infraglottic cavity B. Rima glottidis C. Rima vestibuli D. Space between the vestibular folds
B. Rima glottidis
The chorda tympani carries branches of which of the following nerves inside the petrous portion of the temporal bone? A. Mandibular branch of the trigeminal nerve B. Facial nerve C. Glossopharyngeal nerve D. Vagus nerve
B. Facial nerve
Taste sensation from the posterior third of the tongue is carried by which of the following cranial nerves? A. Mandibular branch of the trigeminal nerve B. Facial nerve C. Glossopharyngeal nerve D. Vagus nerve
C. Glossopharyngeal nerve
Which of the following is the major parasympathetic nerve to thoracic and most abdominal organs? A. Trigeminal nerve B. Spinal accessory nerve C. Vagus nerve D. Hypoglossal nerve
C. Vagus nerve
Parasympathetic supply to the lacrimal gland is via which of the following nerves? A. Trigeminal B. Facial C. Glossopharyngeal D. Occulomotor
B. Facial
Cell bodies of the parasympathetic preganglionic fibers to the ciliary ganglion (source of cell bodies of postganglionic fibers to the sphincter pupillae muscle) are located in which of the following? A. Semilunar ganglion B. Geniculate ganglion C. Edinger-Westphal nucleus D. Nucleus ambiguus
C. Edinger-Westphal nucleus
Which of the following extrinsic muscles of the eye abducts the eyeball? A. Superior oblique B. Medial rectus C. Lateral rectus D. Inferior oblique
C. Lateral rectus