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==Coordination and control==
===Nervous coordination and control in humans===
===[[Nervous System]]===
*[[Central Nervous System]]
**[[Action Potential]]
*[[Sensory Organ]]s
**[[Eye]]
***[[Eye#Defects of the Eye|Defects of the Eye]]
*[[Endocrine Gland]]
**[[Pituitary Gland]]
**[[Testis]]
*[[Hormone]]s
**''[[Adrenalin]]- Higher''**''[[Anti-diuretic Hormone]]- Higher''
**[[Glucagon]]
**[[Insulin]]
**[[Human Growth Hormone]]s
**[[Control Hormone]]s
**''[[Thyroxine]]- Higher''
**[[Testosterone]]
**[[Oestrogen]]
**''[[Progesterone]]- Higher''**''[[Follicle Stimulating Hormone]]- Higher''**''[[Luteinising Hormone]]- Higher''
*[[Target Organ]]
*''[[Negative Feedback]] - Higher''
*[[Reproductive Hormone]]s
**[[Testosterone]]
**[[Oestrogen]]
**''[[Follicle Stimulating Hormone]]- Higher''**''[[Luteinising Hormone]]- Higher''**''[[Progesterone]]- Higher''
*[[Menstrual Cycle]]
*[[Contraception]]
**[[In Vitro Fertilisation|IVF]]
===Plant Hormones===*[[Plant Hormone]]s**[[Auxin]]**''[[Gibberellin]] - Higher''**''[[Ethene#Ethene as a Plant Hormone|Ethene]] - Higher''*[[Tropic Response]]s**[[Phototropism]]**[[Gravitropism]][[GCSE Biology Required Practical: Tropic Effects on Seedling Growth]] ===Homeostasis in Humans=======[[Negative Feedback]]========[[Homeostasis]]====
*[[Osmoregulation]]
**''[[Anti-diuretic Hormone]]- Higher''
**[[Kidney]]s
***[[Nephron]]s
**[[Urine]]
**[[Urea]]
**[[Dialysis]]
*[[Thermoregulation]]
**[[Skin]]
***[[Vasodilation]]
***[[Vasoconstriction]]
*[[Blood Glucose Regulation]]
**[[Insulin]]
**''[[Glucagon]]- Higher''
**[[Glycogen]]
**[[Diabetes]]
***[[Type 1 Diabetes]]
***[[Type 2 Diabetes]]