Exam 3

A  had fewer synapses per neuron.

B  were thinner.

C  had less dendritic development.

D  all of these

E  none of these

A  continue making formerly correct responses that are currently incorrect.

B  fasciculate.

C  form permanent short-term memories.

D  continue making formerly incorrect responses that are currently correct.

E  form long-term working memories.

A  the axons grow out from the retinal ganglion cells in the remaining half of the retina to their original targets on the optic tectum.

B  half of the optic tectum degenerates.

C  the axons grow out from the retinal ganglion cells in the remaining half of the retina to targets systematically distributed over the entire optic tectum.

D  the destroyed retina regenerates and then axons grow out from the complete retina and innervate the optic tectum in the species-typical fashion.

A  an amoeba cell.

B  a blueprint cell.

C  a growth cell.

D  a pioneer cell.

E  a growth cone.

A  accelerated.

B  ependymal.

C  subventricular.

D  inside out.

E  insidious.

A  totipotent.

B  multipolar.

C  mesodermal.

D  bipolar.

E  myelinated.

A  neural plate.

B  neural growth factors.

C  neural tube.

D  neural grove.

E  growth cones.

A  all of these

B  The cerebellum was activated during both newly learned and well-practiced sequences but more during newly learned sequences.

C  Contralateral primary motor and somatosensory cortices were equally activated during the performance of newly learned and well-practiced sequences.

D  Posterior parietal cortex was more activated during the performance of both newly learned sequences than during the performance of well-practiced sequences.

E  Dorsolateral prefrontal cortex was activated during the performance of newly learned but not well-practiced sequences.

A  association cortex.

B  secondary motor cortex.

C  descending motor pathways.

D  spinal interneuronal pools.

E  primary motor cortex.

A  most motor neurons.

B  most extensors.

C  fewest muscle fibers.

D  most muscle fibers.

E  fewest motor neurons.

A  dorsolateral corticospinal tracts were transected.

B  basal ganglia were lesioned.

C  dorsolateral corticorubrospinal tracts were transected.

D  ventromedial corticospinal tracts were transected.

E  cerebellum was lesioned.

A  interneurons of the spinal gray matter that in turn synapse on motor neurons that project to the distal muscles of the arms and legs.

B  muscles of the hands and wrists.

C  motor neurons that project to the fingers.

D  muscles of the fingers and thumb.

E  Betz cells.

A  ballistic neurons.

B  supplementary motor neurons.

C  mirror neurons.

D  premotor neurons.

E  somatotopic neurons.

A  Jackson.

B  Pinel.

C  Penfield and Boldrey.

D  Hebb.

E  Sperry.

A  the locus of control is often shifted from conscious to unconscious control mechanisms.

B  individual responses are often integrated into continuous motor programs.

C  all of these

D  the locus of control is often shifted to lower levels of the sensorimotor hierarchy.

A  parallel.

B  functionally segregated.

C  hierarchical.

D  none of these

E  all of these

A  none of these

B  the PAG contains opiate receptors.

C  some opiates are endogenous.

D  all of these

E  stimulation of the PAG produces analgesia.

A  free nerve endings.

B  temperoceptors.

C  red corpuscles.

D  Pacinian corpuscles.

E  nociceptors.

A  association cortex.

B  secondary sensory cortex.

C  primary sensory cortex.

D  hierarchical cortex.

A  thalamus.

B  piriform cortex.

C  glomeruli.

D  parietal lobe.

E  occipital lobe.

A  umami.

B  oily.

C  mamawawa.

D  fatty.

E  yumyumi.

A  they play important roles in the social lives of many species.

B  their anatomy and physiology are well understood.

C  all of these

D  their physiology is particularly simple.

A  tonotopic.

B  spatiotopic.

C  intensity topic.

D  timbre topic.

E  homotopic.

A  amplitude, frequency, and complexity

B  amplitude, complexity, and frequency

C  none of these

D  frequency, amplitude, and complexity

E  complexity, frequency, and amplitude