Anatomy of the Nervous System

Review Questions

13. 

Aside from the nervous system, which other organ system develops out of the ectoderm?

  1. digestive
  2. respiratory
  3. integumentary
  4. urinary
  14. 

Which primary vesicle of the embryonic nervous system does not differentiate into more vesicles at the secondary stage?

  1. prosencephalon
  2. mesencephalon
  3. diencephalon
  4. rhombencephalon
  15. 

Which adult structure(s) arises from the diencephalon?

  1. thalamus, hypothalamus, retina
  2. midbrain, pons, medulla
  3. pons and cerebellum
  4. cerebrum
  16. 

Which non-nervous tissue develops from the neuroectoderm?

  1. respiratory mucosa
  2. vertebral bone
  3. digestive lining
  4. craniofacial bone
  17. 

Which structure is associated with the embryologic development of the peripheral nervous system?

  1. neural crest
  2. neuraxis
  3. rhombencephalon
  4. neural tube
  18. 

Which lobe of the cerebral cortex is responsible for generating motor commands?

  1. temporal
  2. parietal
  3. occipital
  4. frontal
  19. 

What region of the diencephalon coordinates homeostasis?

  1. thalamus
  2. epithalamus
  3. hypothalamus
  4. subthalamus
  20. 

What level of the brain stem is the major input to the cerebellum?

  1. midbrain
  2. pons
  3. medulla
  4. spinal cord
  21. 

What region of the spinal cord contains motor neurons that direct the movement of skeletal muscles?

  1. anterior horn
  2. posterior horn
  3. lateral horn
  4. alar plate
  22. 

Brodmann’s areas map different regions of the ________ to particular functions.

  1. cerebellum
  2. cerebral cortex
  3. basal forebrain
  4. corpus callosum
  23. 

What blood vessel enters the cranium to supply the brain with fresh, oxygenated blood?

  1. common carotid artery
  2. jugular vein
  3. internal carotid artery
  4. aorta
  24. 

Which layer of the meninges surrounds and supports the sinuses that form the route through which blood drains from the CNS?

  1. dura mater
  2. arachnoid mater
  3. subarachnoid
  4. pia mater
  25. 

What type of glial cell is responsible for filtering blood to produce CSF at the choroid plexus?

  1. ependymal cell
  2. astrocyte
  3. oligodendrocyte
  4. Schwann cell
  26. 

Which portion of the ventricular system is found within the diencephalon?

  1. lateral ventricles
  2. third ventricle
  3. cerebral aqueduct
  4. fourth ventricle
  27. 

What condition causes a stroke?

  1. inflammation of meninges
  2. lumbar puncture
  3. infection of cerebral spinal fluid
  4. disruption of blood to the brain
  28. 

What type of ganglion contains neurons that control homeostatic mechanisms of the body?

  1. sensory ganglion
  2. dorsal root ganglion
  3. autonomic ganglion
  4. cranial nerve ganglion
  29. 

Which ganglion is responsible for cutaneous sensations of the face?

  1. otic ganglion
  2. vestibular ganglion
  3. geniculate ganglion
  4. trigeminal ganglion
  30. 

What is the name for a bundle of axons within a nerve?

  1. fascicle
  2. tract
  3. nerve root
  4. epineurium
  31. 

Which cranial nerve does not control functions in the head and neck?

  1. olfactory
  2. trochlear
  3. glossopharyngeal
  4. vagus
  32. 

Which of these structures is not under direct control of the peripheral nervous system?

  1. trigeminal ganglion
  2. gastric plexus
  3. sympathetic chain ganglia
  4. cervical plexus