/datum/organ/internal/blood_vessels
	name = "blood vessels"
	var/heart = null
	var/lungs = null
	var/kidneys = null

/datum/organ/internal/brain
	name = "brain"
	var/head = null

/datum/organ/internal/excretory
	name = "excretory"
	var/excretory = 7.0
	var/blood_vessels = null

/datum/organ/internal/heart
	name = "heart"

/datum/organ/internal/immune_system
	name = "immune system"
	var/blood_vessels = null
	var/isys = null

/datum/organ/internal/intestines
	name = "intestines"
	var/intestines = 3.0
	var/blood_vessels = null

/datum/organ/internal/liver
	name = "liver"
	var/intestines = null
	var/blood_vessels = null

/datum/organ/internal/lungs
	name = "lungs"
	var/lungs = 3.0
	var/throat = null
	var/blood_vessels = null

/datum/organ/internal/stomach
	name = "stomach"
	var/intestines = null

/datum/organ/internal/throat
	name = "throat"
	var/lungs = null
	var/stomach = null