NU551 Unit 3 Purdue University Global | UPDATED Questions with 100% Verified Answers

NU551 Unit 3 Purdue University Global | UPDATED Questions with
100% Verified Answers

Question:
What do PNS afferent pathways do?

Answer:
They are ascending pathways that carry sensory impulses toward the CNS


Question:
What is the role of chronic pain signals in long-standing pain?

Answer:
They serve no useful or protective function


Question:
Which three neurons are involved in somatosensory
conduction?

Answer:
Primary dorsal root ganglion neuron, dorsal column neuron, and thalamic neuron


Question:
What type of nerves in the PNS are capable of regeneration?

Answer:
Myelinated nerves


Question:
Which type of axons transmit impulses the fastest?

Answer:
Large myelinated axons


Question:
Which brain system is essential for maintaining wakefulness?

Answer:
Reticular activating system (RAS)

, Question:
Which lobe provides the highest level of control over arm and
hand movement?

Answer:
Frontal lobe


Question:
Which lobe is responsible for thought, goal-oriented
behaviors, concentration, and short-term recall?

Answer:
Prefrontal lobe


Question:
Which area controls the motor aspects of speech, and
damage causes motor speech deficits?

Answer:
Broca's speech area


Question:
Defects in the basal ganglia are associated with which two
diseases?

Answer:
Parkinson's disease and Huntington's disease


Question:
Which lobe integrates sensory information, spatial sense, and
proprioception/navigation?

Answer:
Parietal lobe


Question:
Which lobe serves as the brain's visual processing center?

Answer: