NSF week 1

Kelli Derrah
Quiz by Kelli Derrah, updated 4 months ago
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Description

Medicine Quiz on NSF week 1, created by Kelli Derrah on 08/27/2019.

Resource summary

Question 1

Question
To allow for CSF reabsorption, the arachnoid granulations protrude into which space?s
Answer
  • superior sagittal sinus
  • 4th ventricle
  • subarachnoid space
  • foramen of magendie

Question 2

Question
Neurogenesis (generation of new neurons) in the developing spinal cord occurs primarily in which of the following regions?
Answer
  • ventricular zone
  • intermediate zone (mantle zone)
  • marginal zone
  • neural crest

Question 3

Question
Bone Morphogenetic Proteins (BMPs) help with the differentiation of function in the CNS by inducing the development of which of the following?
Answer
  • sensory afferents in the alar plate
  • sensory afferents in the basal plate
  • motor efferents in the alar plate
  • motor efferents in the basal plate

Question 4

Question
Which of the following is a normal location of cerebrospinal fluid (CSF)?
Answer
  • subpial space
  • subarachnoid space
  • subdural space
  • epidural space

Question 5

Question
The ventral aspect of the neural tube (basal plate) is associated with which of the following?
Answer
  • CSF production
  • motor function
  • sensory processing
  • vision

Question 6

Question
Which of the following types of sensation is exclusively conveyed by the dorsal column-medial lemniscus pathway?
Answer
  • visceral fullness
  • temperature
  • vibration
  • pin prick

Question 7

Question
A 23-year old runner presents in clinic with dull pain from a laceration to her right heel. In which major subdivision of the central nervous system does this somatosensory information cross the midline?
Answer
  • midbrain
  • spinal cord
  • medulla
  • pons

Question 8

Question
A vibrating tuning fork is placed on the left lateral malleolus. In which major subdivision of the central nervous system does this somatosensory information cross the midline?
Answer
  • Midbrain
  • Spinal cord
  • Medulla
  • Pons

Question 9

Question
The primary somatosensory cortex is the main sensory receptive area in the brain for the sense of touch. In which of the following lobes can this area be found?
Answer
  • Parietal lobe
  • Frontal lobe
  • Temporal lobe
  • Insular lobe

Question 10

Question
Pathways from the lower extremities (legs) travel along the posterior columns to synapse in which nucleus?
Answer
  • Cuneatus
  • Gracilis
  • Raphe
  • Internal arcuate

Question 11

Question
The emotional aspects of pain (eg, suffering) are processed in which part of the brain?
Answer
  • Anterior cingulate gyrus
  • Reticular activating system
  • Periaqueductal grey matter
  • Raphe nucleus

Question 12

Question
The carotid canal is located in which bone of the skull?
Answer
  • palatine
  • ethmoid
  • occipital
  • temporal

Question 13

Question
Which brain lobe sits within the middle cranial fossa?
Answer
  • anterior lobe
  • parietal lobe
  • temporal lobe
  • occipital lobe

Question 14

Question
A small ischemic stroke effecting lateral/inferior portions of the postcentral gyrus of the right parietal lobe (i.e., near the lateral sulcus) would be expected to produce somatosensory dysfunction in which area of the body?
Answer
  • left foot
  • right foot
  • left half of the face
  • right half of the face

Question 15

Question
The L4 dermatome includes the big toe. Therefore, neurosurgical resection of the left L4 dorsal root ganglion would produce what short-term somatosensory deficits?
Answer
  • Lack of temperature sensations, sparing proprioception, from the right big toe
  • Lack of temperature sensations and proprioceptive information from the left big toe
  • Lack of temperature sensations and proprioceptive information from the right big toe
  • Lack of temperature sensations, sparing proprioception, from the left big toe

Question 16

Question
Due to its association with relatively smaller receptive fields and fast-adapting receptors, which receptor type is best at two point discrimination?
Answer
  • Meissner corpuscle
  • Ruffini ending
  • Merkel disc
  • free nerve ending

Question 17

Question
Compared to blood serum, cerebral spinal fluid has which of the following characteristics?
Answer
  • a lower partial pressure of CO2
  • similar protein levels
  • higher chloride levels
  • greater alkalinity

Question 18

Question
Which of the following structures is composed of two layers of meningeal dura?
Answer
  • third ventricle
  • crista galli
  • tentorium cerebelli
  • neurohypophysis

Question 19

Question
The primitive forebrain (prosencephalon) gives rise to which of the following secondary vesicles?
Answer
  • telencephalon
  • mesencephalon
  • metencephalon
  • myelencephalon

Question 20

Question
The thalamus and hypothalamus are derived from which of the secondary vesicles?
Answer
  • metencephalon
  • myencephalon
  • mesencephalon
  • diencephalon

Question 21

Question
Which of the following are derivatives of the neural crest cells?
Answer
  • Ependymal cells that line the brain ventricles
  • Glial cells that form the myelin sheath of CNS axons
  • Primary sensory neurons of the dorsal root ganglia
  • Pyramidal cells of the cerebral cortex

Question 22

Question
Which of the following structures passes through the foramen spinosum?
Answer
  • Mandibular nerve (CN V3)
  • Middle meningeal artery
  • Greater petrosal nerve
  • Ophthalmic artery

Question 23

Question
Which of the following is an unpaired (midline) bone that is part of the neurocranium?
Answer
  • temporal
  • parietal
  • zygomatic
  • occipital

Question 24

Question
On which bone of the skull can the anterior clinoid process be found?
Answer
  • ethmoid
  • sphenoid
  • temporal
  • occipital

Question 25

Question
The groove for the transverse sinus can be found on which bone?
Answer
  • frontal
  • temporal
  • parietal
  • occipital
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