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Cervical Spinal Cord (CSC), Lateral Rostral Medulla (latRM), Reach-to…
Cervical Spinal Cord (CSC)
Lateral Anterior Cortex (LAC)
Handling
Lateral Rostral Medulla (latRM)
CFA
Medial Anterior Cortex (MAC)
Reaching
Barrel Cortex (BC)
Reach-to-grasp movements
Reaching
Dorsomedial Pathway
Superior Parieto-Occipital Cortex
Dorsal Premotor Cortex (PMd)
Primary Motor Cortex (M1)
Grasping
Dorsolateral Pathway
Anterior Intraparietal Salcus
Ventral Premotor Cortex (PMv)
M1
Receive and process visual information on object affordances
Dorsolateral visual stream
Recognition of object motion and self-motion
Primary (M1, CFA) and Secondary/Premotor (M2/PM, RFA) Cortex
CFA
Preferential reach-related
RFA
preferential grasp-related
Dense: FRo, CFAr
Moderate: IN4, PR, DZo, CFAc, S2, PV, CFAov, S1FPo. || INc, PMBSF, RPh, GZo, PPCm, PPCl
Sparase: TP, RS, To, PirOl, Vis, Aud, CAA
MAC
latRM
LAC
Basal Ganglia
reciprocal connections
Eye-hand coordination, integration of reach and grasp components
Cerebellum
Corticospinal Tract
integration of reach and grasp components via visual, influencing precision grasp
Basal Forebrain
CFA
Pos
Insular Cortex (InsC)
Posterior Parietal Cortex (PPC)
Sensorimotor integration, planning and volitional control
Modulatory and relay, gating, selective sensory integration, motor plasticity
Thalamostrital-Midbrain Axis
Motor coordination and execution, regulate the direct translation of efferent higher order signals into physical movements as well as providing feedback for fine movement tuning and learning
Cerebello-Cortico-Spinal pathway
Human
Rodent
