Exam 3: Head and Neck Flashcards
What term is synonymous with "dorsal" in neuroanatomy? A. caudal B. posterior C. rostral D. anterior
C. rostral
what term is synonymous with "ventral" in neuroanatomy? A. caudal B. rostral C. anterior D. posterior
A. caudal
what is the function of oligodendrocytes? A. scavengers B. myelin-formation C. regulate blood flow D. white blood cell formation
B. myelin-formation
what is the function of microglia? A. scavengers B. myelin-formation C. regulate blood flow D. white blood cell formation
A. scavengers
what is the function of astrocytes? A. scavenger B. regulate blood blow C. form myelin D. form white blood cells
B. regulate blood blow
what is the purpose of the denticulate ligament? A. conduction of signal B. hold nervous system in place C. hold bone to bone D. insulation
B. hold nervous system in place
the hallmark of the nervous system is __, ___, and ____ of signals.
A. excitability, conduction, and insulation
B. conduction, insulation, and inhibition
C. excitability, inhibition, and conduction
D. inhibition, absorption, and excitability
C. excitability, inhibition, and conduction
where are bipolar cells located in the body? A. skeletal muscle B. the cornea C. the retina D. spinal cord
C. the retina
what is the most common type of nerve cell? A. psuedounipolar cells B. multipolar cells C. bipolar cells D. unipolar cells
B. multipolar cells
what is the most common type of nerve cell? A. psuedounipolar cells B. multipolar cells C. bipolar cells D. unipolar cells
B. multipolar cells
what ion are nerves voltage-dependent on? A. sodium B. potassium C. calcium D. iodine
A. sodium
what is the order of spinal meninges from deep to superficial? A. pia, arachnoid, dura B. arachnoid, pia, dura C. dura, arachnoid, pia D. dura, pia, arachnoid
A. pia, arachnoid, dura
what is the order of spaces in the spinal cord from deep to superficial? A. epidural, subdural, subarachnoid B. subdural, subarachnoid, epidural C. subarachnoid, subdural, epidural D. epidural, subarachnoid, subdural
C. subarachnoid, subdural, epidural
you sit down to watch Netflix, what system is primary in place during this time?
A. sympathetic
B. parasympathetic
B. parasympathetic
what cells are utilized in the afferent or sensory portion of the nervous system? A. bipolar B. unipolar C. pseudounipolar D. multipolar
A. bipolar
you bite into a sandwich and as you swallow you begin to choke, what kind of fibers are sending the signal into the brain and what kind of fibers are sending the signal out of the brain?
A. somatosensory fibers, somatomotor fibers
B. somatosensory fibers, visceromotor fibers
C. viscerosensory fibers, somatomotor fibers
D. viscerosensory fibers, visceromotor fibers
B. somatosensory fibers, visceromotor fibers
I chose to bite, MY BODY chooses to choke
which structure is in place to ensure timing coordination in the nervous system? A. superior ganglion B. vagus n. C. sympathetic chain D. splanchnic n.
C. sympathetic chain
the CNS entails: A. brain B. communicating branches C. cauda equina D. A & C
A. brain
why is there modulation among somatic and autonomic outcomes?
A. the CNS overall determines the outcome
B. the body is unregulated
C. the PNS decides the outcome
D. there is no modulation
A. the CNS overall determines the outcome
what does the cervical enlargement of the spinal cord supply? A. head B. upper limb C. thorax D. lower limb
B. upper limb
a patient complains of a loss of feeling in their thumb, which dermatome location is affected? A. C2 B. T1 C. C6 D. C8
C. C6
a patient complains of a loss of feeling in their neck, which dermatome is affected? A. C5 B. C8 C. C3-C4 D. C1
C. C3-C4
the cauda equina cross where in the spine that puts it at risk of being compressed? A. thoracic spine B. lumbar disks C. pelvis D. thoracic disks
B. lumbar disks
what procedure occurs in the lumbar cistern? A. general anesthesia B. intubation C. spinal tap D. kyphoplasty
C. spinal tap
what type of injury is common due to the head's connection to the cervical spine? A. concussion B. traumatic brain injury C. whiplash D. fracture
C. whiplash
what are the 3 boundaries of the POSTERIOR triangle?
A. clavicle, sternocleidomastoid, trapezius
B. sternocleidomastoid, anterior scalene, trapezius
C. sternum, clavicle, trapezius
D. anterior scalene, clavicle, trapezius
A. clavicle, sternocleidomastoid, trapezius
what is the deepest muscle in the posterior triangle? A. levator scapulae B. splenius C. scalene D. sternocleidomastoid
C. scalene
what 2 muscles are both innervated by the same cranial nerve, CNXI? A. sternocleidomastoid and trapezius B. sternocleidomastoid and scalene C. scalene and splenius D. splenius and trapezius
A. sternocleidomastoid and trapezius
what is the space located between the pretracheal fascia and prevertebral fascia? A. retrotracheal space B. retropharyngeal space C. pharyngeal space D. paratracheal space
B. retropharyngeal space
what can be compressed because of its location in relation to the scalenes? A. cervical plexus B. brachial a. C. brachial plexus D. carotid a.
C. brachial plexus
the lesser occipital n, great auricular n, transverse cervical n., and supraclavicular n. are all branches of the cervical plexus. are these nervous sensory nerves or motor nerves?
sensory
which of the following is NOT located in the posterior triangle? A. brachial plexus B. CN XI C. CN X D. cervical plexus
C. CN X
what is NOT supplied by the subclavian a.? A. vertebral column B. below thyroid viscera C. face D. costocervical trunk
C. face
what is part of the thyrocervical trunk? A. inferior thyroid a. B. superior cervical a. C. subscapular a. D. superior thyroid a.
A. inferior thyroid a.
which vein runs along the carotid? A. anterior jugular v. B. internal jugular v. C. posterior jugular v. D. external jugular v.
B. internal jugular v.
what is the primary muscle of facial expression? A. orbicularis oculi B. platysma C. procerus D. mentalis
B. platysma
which triangles contains more bony structures?
A. anterior
B. posterior
A. anterior
what are the boundaries of the anterior triangle?
A. sternocleidomastoid, mandible, midline of neck
B. sternocleidomastoid, clavicle, mandible
C. trapezius, mandible, midline of neck
D. clavicle, midline of neck, trapezius
A. sternocleidomastoid, mandible, midline of neck
what is the location for an emergency cricothyrotomy?
A. between the cricothyroid ligament and cricoid cartilage
B. between the thyroid cartilage and cricothyroid ligament
C. between the hyoid and thyroid cartilage
D. between the thyrohyoid membrane and the thyroid cartilage
B. between the thyroid cartilage and cricothyroid ligament
what are the symptoms in CHILDREN of a retropharyngeal abscess? A. anorexia B. poor oral intake C. nasal obstruction D. snoring
B. poor oral intake
which muscle is not a suprahyoid m.? A. stylohyoid B. mylohyoid C. sternohyoid D. anterior belly of digastric
C. sternohyoid
which of the following is NOT an infrahyoid m.? A. thyrohyoid B. sternothyroid C. omohyoid D. mylohyoid
D. mylohyoid
sensory n. run through the ___ triangle, while motor n. run through the ____ triangle.
A. posterior, anterior
B. anterior, posterior
A. posterior, anterior
what are the superior ganglion responsible for supplying? A. head/skull B. brachial plexus C. bottom of cervical plexus D. upper extremity
A. head/skull
what do the anterior triangle lymphatics drain to? A. superior duct B. thoracic duct C. cervical duct D. inferior duct
B. thoracic duct
which vein drains blood from the brain? A. anterior jugular B. posterior jugular C. internal jugular D. external jugular
C. internal jugular
what is the second layer of the scalp? A. skin B. gala aponeurotic C. dense connective tissue D. loose connective tissue
C. dense connective tissue
what does the parotid gland empty into? A. facial vestibule B. orbital vestibule C. oral vestibule D. ductus vestibule
C. oral vestibule
how many teeth are required to maintain healthy jaw pressure? A. 2 B. 3 C. 5 D. 4
D. 4
which of the following is NOT an accessory ligament of the temporomandibular joint? A. sphenomandibular lig. B. stylomandibular lig. C. hylomandibular lig. D. articular capsule
C. hylomandibular lig.
where does the temporomandibular disk attach? A. condyle of mandible B. lingula C. articular capsule D. mandibular fossa
B. lingula
what is the order of the orbicularis oculi from superior to inferior? A. palpebral, orbital, lacrimal B. oribital, palpebral, lacrimal C. lacrimal, palebral, orbital D. lacrimal, orbital, palpebral
B. oribital, palpebral, lacrimal
which mover of the jaw OPENS the jaw? A. masseter B. medial pterygoid C. temporalis D. lateral pterygoid
D. lateral pterygoid
the maxillary a. supplies all of the following EXCEPT: A. buccal a. B. inferior alveolar a. C. middle meningeal a. D. lingual a.
D. lingual a.
what is the function of the olfactory n.? A. hearing B. vision C. smell D. taste
C. smell
what is the structure created by the split of the optic n.? A. canal B. chiasm C. crest D. cove
B. chiasm
a patient has CSF leaking out of their nose. a lesion of what nerve may be causing this? A. optic B. olfactory C. facial D. trigeminal
B. olfactory
what are the 3 eye movement cranial nerves? A. oculomotor, optic, trochlear B. trochlear, abducens, optic C. optic, oculomotor, abducens D. oculomotor, trochlear, abducens
D. oculomotor, trochlear, abducens
which eye muscle is innervated by the abducens n? A. superior oblique B. inferior oblique C. superior rectus D. lateral rectus
D. lateral rectus
which eye muscle is innervated by the trochlear n? A. superior oblique B. inferior oblique C. superior rectus D. lateral rectus
A. superior oblique
a patient cannot look in on the R side and their eye is dilated. which CN is affected? A. CN III oculomotor B. CN VI abducens C. CN VII facial D. CN V trigeminal
A. CN III oculomotor
which of the following is NOT a branch of the trigeminal n? A. ophthalmic B. mandibular C. zygomatic C. maxillary
C. zygomatic
which of the following is NOT a function of the facial n? A. move facial m B. glandular function C. move tongue D. taste
C. move tongue
a lesion of the facial n. causes which condition? A. cerebral palsy B. nystagmus C. Bell's palsy D. Menier's disease
C. Bell’s palsy
which of the following is NOT a branch of the facial n? A. temporal B. maxillary C. buccal D. cervical
B. maxillary
what is a function of the facial n? A. taste to posterior 1/3 B. move tongue C. taste to anterior 2/3 D. gag reflex
C. taste to anterior 2/3
vertigo is a result of which of the following cranial nerves? A. CN IX glossopharyngeal B. CN XII hypoglossal C. CN VII vestibulocochlear D. CN XI accessory
C. CN VII vestibulocochlear
