Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Sensory Nerve Tracts

Tract NameFunctionOriginCourseTerminationLaterality
Spinothalamic Tract 1 Pain and temp DRG dorsal root either directly to lamina II or Lissauer's Lamina II ipsi
Spinothalamic Tract 2 Pain and temp Lamina I, V (interneurons coming from lamina II) ventral white commissure VPL of thalamus Contra (crosses at ventral white commissure)
Spinothalmic Tract 3 Pain and temp VPL post limb of IC Broadman's Area 3,1,2 ipsi
Spinoreticular Tract arousing affect of painful stimuli, impact of pain on muscle tone Lamina I, V (spinothalamic tract part 2) with spinothalamic tract reticular formation of medulla, pons, and midbrain contra ((crosses at ventral white commissure with spinothalamic tract)
Dorsal Columns/Medial Lemniscus 1 Touch and Proprioception DRG fasciculus cuneatus and fasciculus gracilis (above T6), fasciculus gracilis only below T6 nucleus cuneatus (upper body) or nucleus gracilis (lower body) ipsi
Dorsal Columns/Medial Lemiscus 2 Touch and Proprioception nucleus gracilis or nucleus cuneatus sensory decussation to medial lemiscus VPL of thalamus contra (crosses at the sensory decussation-internal arcuate fibers)
Dorsal Columns/Medial Lemiscus 3 Touch and Proprioception VPL post limb of IC Broadmans' Area 3,1,2 ipsi
Created by: jdiesel23