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10 cards from this deck
Maintaining stable internal conditions despite external changes
Chemical messengers travelling through bloodstream
Detects imbalance & triggers response to restore normal
Network of glands producing & releasing chemical messengers
Approximately 37°C
Hormones working in opposite ways (e.g. insulin & glucagon)
Narrowing blood vessels to reduce heat loss
Widening blood vessels to increase heat loss
Have ducts carrying secretions to specific locations
No ducts; release hormones directly into bloodstream
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