Motor Neuron Signs UMN and LMN
- Increased DTRs
- Positive Babinski
- Spastic Paralysis
- Clasp-Knife Reaction
- Decreased DTRs
- Negative Babinski
- Flaccid Paralysis
- Muscle Atrophy
- Fasciculations
Somatic Reflex Arc
- Spinal Cord
- Sensory (Afferent) Neuron
- Interneurons Transmit
- Motor (Efferent) Neuron
- Effector Targets
Tuberoinfundibular Pathway (Dopaminergic)
- Dopamine Pathway
- Arcuate Nucleus
- Median Eminence
- Dopamine Inhibits Prolactin (PRL)
- Antipsychotics
- Increased Prolactin
- Sexual Dysfunction
- Gynecomastia
- Galactorrhea
Nigrostriatal Pathway (Dopaminergic)
- Dopamine Pathway
- Substantia Nigra
- Striatum
- Motor Function
- Direct Pathway
- Indirect Pathway
- Extrapyramidal Symptoms
Mesocortical Pathway (Dopaminergic)
- Dopamine Pathway
- Ventral Tegmental Area
- Prefrontal Cortex
- Executive Function
- Negative Symptoms
- Limited Antipsychotic Efficacy
Mesolimbic Pathway (Dopaminergic)
- Dopamine Pathway
- Ventral Tegmental Area
- Nucleus Accumbens
- Reward System
- Positive Symptoms
- Target by Antipsychotics