diff --git a/code/game/objects/items/weapons/stunbaton.dm b/code/game/objects/items/weapons/stunbaton.dm
index f0102a17730..03609a29cb6 100644
--- a/code/game/objects/items/weapons/stunbaton.dm
+++ b/code/game/objects/items/weapons/stunbaton.dm
@@ -112,27 +112,24 @@
 	var/mob/living/L = M
 
 	var/contact = 1
+	var/target_zone
 	if(user.a_intent == "harm")
 		contact = ..()
 		agony *= 0.5	//whacking someone causes a much poorer contact than prodding them.
 		stun *= 0.5
+		//we can't really extract the actual hit zone from ..(), unfortunately. Just act like they prodded the chest.
+		target_zone = "chest"
 	else
-		//copied from human_defense.dm
+		//copied from human_defense.dm - human defence code should really be refactored some time.
 		if (ishuman(L))
 			user.lastattacked = L	//are these used at all, if we have logs?
 			L.lastattacker = user
 		
-			var/target_zone = get_zone_with_miss_chance(user.zone_sel.selecting, L)
+			target_zone = get_zone_with_miss_chance(user.zone_sel.selecting, L)
 			if(user == L) // Attacking yourself can't miss
-				target_zone = user.zone_sel.selecting
+				target_zone = check_zone(user.zone_sel.selecting)
 			if(!target_zone)
 				contact = 0
-			else
-				switch (target_zone)
-					if("head")
-						agony *= 1.25
-					//if("l_hand", "r_hand")	//TODO
-					//if("l_foot", "r_foot")	//TODO
 		
 		//put this here to avoid duplicate messages and logs from ..() above
 		if (!contact)
@@ -141,30 +138,20 @@
 			if(!status)
 				L.visible_message("<span class='warning'>[L] has been prodded with [src] by [user]. Luckily it was off.</span>")
 			else
-				L.visible_message("<span class='danger'>[L] has been prodded with [src] by [user]!</span>")
+				//unfortunately we can't tuck this away into human/stun_effect_act()...
+				if (ishuman(L))
+					var/mob/living/carbon/human/H = L
+					var/datum/organ/external/affecting = H.get_organ(target_zone)
+					if (affecting)
+						H.visible_message("<span class='danger'>[L] has been prodded in the [affecting.display_name] with [src] by [user]!</span>")
+				else
+					L.visible_message("<span class='danger'>[L] has been prodded with [src] by [user]!</span>")
 
 	//stun effects
 	if (contact)
 		msg_admin_attack("[key_name(user)] attempted to stun [key_name(L)] with the [src].")
 		
-		if (ishuman(L))
-			var/mob/living/carbon/human/H = L
-			var/datum/organ/external/affected = get_organ(def_zone)
-			var/siemens_coeff = H.get_siemens_coefficient_organ(affected)
-			stun *= siemens_coeff
-			agony *= siemens_coeff
-		
-		if (stun)
-			L.Stun(stun)
-			L.Weaken(stun)
-			L.apply_effect(STUTTER, stun)
-		
-		if (agony)
-			//perhaps this could be merged with taser effects?
-			L.apply_effect(agony,AGONY,0)
-			L.apply_effect(STUTTER, agony/10)
-			L.apply_effect(EYE_BLUR, agony/10)
-			L.flash_pain()
+		L.stun_effect_act(stun, agony, target_zone)
 		
 		playsound(loc, 'sound/weapons/Egloves.ogg', 50, 1, -1)
 		msg_admin_attack("[key_name(user)] stunned [key_name(L)] with the [src].")
diff --git a/code/modules/mob/living/carbon/human/human_defense.dm b/code/modules/mob/living/carbon/human/human_defense.dm
index 9cb8f8cc097..9bf59b27e7f 100644
--- a/code/modules/mob/living/carbon/human/human_defense.dm
+++ b/code/modules/mob/living/carbon/human/human_defense.dm
@@ -59,18 +59,7 @@ emp_act
 	
 	//BEGIN BOOK'S TASER NERF.
 	if(istype(P, /obj/item/projectile/beam/stun))
-		var/datum/organ/external/select_area = get_organ(def_zone) // We're checking the outside, buddy!
-		var/list/clothing_items = list(head, wear_mask, wear_suit, w_uniform, gloves, shoes) // What all are we checking?
-		
-		for(var/obj/item/clothing/CL in clothing_items) //Make an unregulated var to pass around.
-			if(!istype(CL))	//This isn't necessary, is it?
-				continue
-			if(CL.body_parts_covered & select_area.body_part) // Is that body part being targeted covered by CL?
-				P.agony *= CL.siemens_coefficient
-		
-		//blocked = 0 here as we've already adjused based on siemens_coefficient.
-		apply_effect(P.agony,AGONY,0)
-		flash_pain()
+		stun_effect_act(0, P.agony, def_zone)
 		src <<"\red You have been hit by [P]!"
 		del P
 		return
@@ -88,6 +77,19 @@ emp_act
 
 	return (..(P , def_zone))
 
+/mob/living/carbon/human/stun_effect_act(var/stun_amount, var/agony_amount, var/def_zone)
+	switch (def_zone)
+		if("head")
+			agony_amount *= 1.25
+		//if("l_hand", "r_hand")	//TODO
+		//if("l_foot", "r_foot")	//TODO
+
+	var/datum/organ/external/affected = get_organ(check_zone(def_zone))
+	var/siemens_coeff = get_siemens_coefficient_organ(affected)
+	stun_amount *= siemens_coeff
+	agony_amount *= siemens_coeff
+	
+	..(stun_amount, agony_amount, def_zone)
 
 /mob/living/carbon/human/getarmor(var/def_zone, var/type)
 	var/armorval = 0
@@ -191,7 +193,7 @@ emp_act
 /mob/living/carbon/human/proc/attacked_by(var/obj/item/I, var/mob/living/user, var/def_zone)
 	if(!I || !user)	return 0
 
-	var/target_zone = def_zone? def_zone : get_zone_with_miss_chance(user.zone_sel.selecting, src)
+	var/target_zone = def_zone? check_zone(def_zone) : get_zone_with_miss_chance(user.zone_sel.selecting, src)
 	
 	if(user == src) // Attacking yourself can't miss
 		target_zone = user.zone_sel.selecting
diff --git a/code/modules/mob/living/living.dm b/code/modules/mob/living/living.dm
index 4cfad2504a5..3ab8632e8ec 100644
--- a/code/modules/mob/living/living.dm
+++ b/code/modules/mob/living/living.dm
@@ -202,15 +202,6 @@
 	return 0
 
 
-/mob/living/proc/electrocute_act(var/shock_damage, var/obj/source, var/siemens_coeff = 1.0)
-	  return 0 //only carbon liveforms have this proc
-
-/mob/living/emp_act(severity)
-	var/list/L = src.get_contents()
-	for(var/obj/O in L)
-		O.emp_act(severity)
-	..()
-
 /mob/living/proc/can_inject()
 	return 1
 
diff --git a/code/modules/mob/living/living_defense.dm b/code/modules/mob/living/living_defense.dm
index 8b9bfccb879..e5c965c8b1f 100644
--- a/code/modules/mob/living/living_defense.dm
+++ b/code/modules/mob/living/living_defense.dm
@@ -65,6 +65,30 @@
 	P.on_hit(src, absorb, def_zone)
 	return absorb
 
+//Handles the effects of "stun" weapons
+/mob/living/proc/stun_effect_act(var/stun_amount, var/agony_amount, var/def_zone)
+	flash_pain()
+	
+	if (stun_amount)
+		Stun(stun_amount)
+		Weaken(stun_amount)
+		apply_effect(STUTTER, stun_amount)
+		apply_effect(EYE_BLUR, stun_amount)
+	
+	if (agony_amount)
+		apply_effect(agony_amount, AGONY,0)
+		apply_effect(STUTTER, agony_amount/10)
+		apply_effect(EYE_BLUR, agony_amount/10)
+
+/mob/living/proc/electrocute_act(var/shock_damage, var/obj/source, var/siemens_coeff = 1.0)
+	  return 0 //only carbon liveforms have this proc
+
+/mob/living/emp_act(severity)
+	var/list/L = src.get_contents()
+	for(var/obj/O in L)
+		O.emp_act(severity)
+	..()
+
 //this proc handles being hit by a thrown atom
 /mob/living/hitby(atom/movable/AM as mob|obj,var/speed = 5)//Standardization and logging -Sieve
 	if(istype(AM,/obj/))
diff --git a/code/modules/mob/living/silicon/silicon.dm b/code/modules/mob/living/silicon/silicon.dm
index d730bd9b5f7..b08345ff5ed 100644
--- a/code/modules/mob/living/silicon/silicon.dm
+++ b/code/modules/mob/living/silicon/silicon.dm
@@ -34,6 +34,9 @@
 	src << "\red Warning: Electromagnetic pulse detected."
 	..()
 
+/mob/living/silicon/stun_effect_act(var/stun_amount, var/agony_amount)
+	return	//immune
+
 /mob/living/silicon/proc/damage_mob(var/brute = 0, var/fire = 0, var/tox = 0)
 	return
 
diff --git a/code/modules/mob/mob_helpers.dm b/code/modules/mob/mob_helpers.dm
index a8210acfd96..388f2bf7a4b 100644
--- a/code/modules/mob/mob_helpers.dm
+++ b/code/modules/mob/mob_helpers.dm
@@ -129,17 +129,6 @@ proc/hasorgans(A)
 			zone = "head"
 		if("mouth")
 			zone = "head"
-/*		if("l_hand")
-			zone = "l_arm"
-		if("r_hand")
-			zone = "r_arm"
-		if("l_foot")
-			zone = "l_leg"
-		if("r_foot")
-			zone = "r_leg"
-		if("groin")
-			zone = "chest"
-*/
 	return zone
 
 // Returns zone with a certain probability.