Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/50

Click to flip

50 Cards in this Set

  • Front
  • Back
1. The two major anatomical subdivisions of the nervous system are:
CNS and PNS
2. Information going into the brain and spinal cord travel on:
afferent neurons
This part of a typical neuron receives signals:
dendrite
4. Which of these neuroglia cells have most identical functions:
oligodendrocytes and Schwann cells
5. Factors that increase the speed of conduction of a nerve signal include:
diameter of axon
6. Nerve and muscle cell cytoplasm are ______in respect to the outside of the cell.
negative
7. The threshold potential is the point at which an action potential occurs.
True
8. This ion leaks out of the cell membrane:
K*
9. Action potentials move down a myelinated fiber by:
salutatory conduction
10. Which of these is not a neurotransmitter:
steroid
11. All cases of Alzheimer’s disease can be traced to a genetic cause:
false
12. The spinal cord starts at:
foramen magnum
he spinal cord mater that differs slightly from that of the brain:
dura mater
n epidural anesthetic would be administered in this layer of spinal meninges:
dura mater
15. The ascending tracts of the spinal cord:
carry afferent information
Starting at the nerve fiber, what is the correct order of connective tissue from inner to outermost:
endonerium, perineurium, epineurium
Select the correct number of spinal nerves:
8 cervical nerves
Shingles is caused by the
Varicella-zoster virus
A proprioceptor embedded within muscle that monitors muscles stretch:
muscle spindle
20. You step on a tack with your right foot. The reflex act of putting down your left foot is termed:
crossed extensor reflex
21. Toward the front of the brain would be termed:
rostral
22. The part of the pituitary that is made of brain matter:
posterior
23. The nervous system arises from this embryonic germ layer:
ectoderm
24. The telencephalon and diencephalons of the brain arise from this:
forebrain
25. CSF is produced by:
choroid plexus
26. A lesion in this area of the brain might cause an inability to form new memories:
hippocampus
27. Nonfluent aphasia would be a symptom of lesion in this area of the brain:
Broca’s area
28. Select the cranial nerve that opens the eyelid, constricts the pupil and focuses:
oculomotor (III)
elect the cranial nerve that provides swallowing, speech and regulation of viscera:
vagas (X)
30. Which of the following terms would apply to the origin of stimuli when discussing receptors:
exteroceptors, interoceptors
31. Pain receptors are also known as:
nociceptors
32. Which of these pain sensations would most likely travel along myelinated fibers:
somatic pain
33. Which of the following is not an edogenous opioid:
substance P
34. The taste buds at tips and sides of tongue:
fungiform
35. Adaptation to odors occurs in:
olfactory bulbs
36. The one organ in which there are no pain receptors:
brain
37. The only nerves in the body exposed directly to the external environment:
olfactory cells
38. The neural folds of an embryo join to form a neural tube at this stage of embryonic development:
4th week
39. Lesions were once induced in this part of the brain as a treatment for retardation or mental illness:
frontal lobe
40. The frequency of spina bifida occurring can be reduced by taking:
folic acid supplements
41. Associated with each pair of spinal nerves is a ganglion. This ganglion is on the:
dorsal root
42. The 1st cervical nerve pair can be found exiting:
Above the C1 (Atlas)
43. Early symptoms of spinal cord injury may include:
dangerous drop in blood pressure and fever
44. When a nerve “crosses over” from one side of the spinal cord to the other, we term it:
contralateral
45. A lesion in this part of the brain could lead to severe loss of motor control:
`cerebellum
46. The most lateralization of the brain would be found in:
men
47. The following selections have a cranial nerve name following by a number. Select the one which has the correct name and number together.
Oculomotor (III), facial (VII), vagas (X)
48. The neuroglial nerve that has recently been describes as a possible neural stem cell:
satellite cell
49. Cranial nerves I, II, VIII are:
sensory
50. The cranial nerve sends significant numbers of fibers to both sides of the brain in humans but is almost completely ipsilateral in some other animals such as birds:
II