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Dermatomes/Myotomes/Reflexes

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
T1: Dermatome   Medial side of forearm to base of little finger  
T2: Dermatome   Medial side of upper arm to medial elbow, pectoral and mid-scapular areas  
T2: Muscle Weakness   Disk lesions at T1 and T2 do not give rise to root weakness. Weakness of intrinsic muscles of the hand is due to other pathology  
T2: Affected Reflex   None  
T2: Paresthesias   None  
T3-T6: Dermatome   Upper Thorax  
T3-T6 : Muscle Weakness   Articular and dural signs and root pain are common. Root signs (cutaneous analgesia) are rare and have such indefinite area, they have little localizing value. Weakness not detectable.  
T3-T6: Affected Reflex   None  
T3-T6: Paresthesias   None  
T5-T7: Dermatome   Costal Margin  
T5-T7: Muscle Weakness   Articular and dural signs and root pain are common. Root signs (cutaneous analgesia) are rare and have such indefinite area, they have little localizing value. Weakness not detectable.  
T5-T7: Affected Reflex   None  
T5-T7: Paresthesias   None  
T8-T12: Dermatome   Abdomen and Lumbar Region  
T8-T12: Muscle Weakness   Articular and dural signs and root pain are common. Root signs (cutaneous analgesia) are rare and have such indefinite area, they have little localizing value. Weakness not detectable.  
T8-T12: Affected Reflex   None  
T8-T12: Paresthesias   None  


   


 
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Created by: Grandolph1