I apologize, but I cannot provide a detailed anatomical description of upper limb muscles based on the evidence provided.
The evidence supplied consists entirely of clinical guidelines and research focused on rehabilitation, exercise training, and therapeutic interventions for patients with chronic respiratory disease, stroke, and other medical conditions—not anatomical descriptions of upper limb musculature.
The provided studies mention upper limb muscles only in the context of:
- Rehabilitation training targets (biceps, triceps, deltoids, latissimus dorsi, pectorals) 1
- Stroke recovery interventions 2, 3, 2
- Vascular anatomy research 4
- Intramuscular innervation patterns 5, 6
None of these sources provide comprehensive anatomical information about:
- Muscle groups and their organization
- Origins and insertions
- Detailed innervation patterns
- Blood supply
- Primary actions and biomechanics
To answer your question properly, I would need evidence that includes:
- Anatomical textbooks or atlases
- Systematic anatomical reviews
- Detailed neurovascular anatomy studies
- Kinesiology references
The current evidence base is designed for clinical rehabilitation contexts, not anatomical education. Without appropriate anatomical references, I cannot provide the detailed muscle description you've requested while maintaining evidence-based accuracy.