Endocrine Glands (Grade 12 NSC Matric Life Sciences): Flashcards
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Exocrine glands function
Exocrine glands function
Release secretions through ducts to external surfaces
Endocrine glands function
Endocrine glands function
Release hormones directly into bloodstream without ducts
Hormones definition
Hormones definition
Chemical messengers that travel through bloodstream
Hormones composition
Hormones composition
Mostly proteins, some steroids made from lipids
3 main hormone functions
3 main hormone functions
Reproduction/growth, maintain internal environment, metabolism
Hypothalamus hormone
Hypothalamus hormone
ADH (antidiuretic hormone)
Pancreas hormones
Pancreas hormones
Glucagon and insulin
Thyroid gland hormone
Thyroid gland hormone
Thyroxin
Ovaries hormones
Ovaries hormones
Oestrogen and progesterone
Hypothalamus role
Hypothalamus role
Links nervous system and endocrine system