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29 Cards in this Set
- Front
- Back
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ectodermal
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layer on the outer surfaces, gives rise to integumentary and nervous systems
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endodermal
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layer on the deep inner surfaces; gives rise to reproductive, digestive, urinary, and respiratory systems
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mesodermal
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layer in the middle gives rise to many different systems
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simple squamous
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epithelial tissue that helps with diffusion
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simple cuboidal
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epithelial tissue that helps with secretion and absorption
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simple columnar
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epithelial tissue that helps with secretion and absorption
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advantages to livinig in salt water
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~provides buoyancy and floats in nutrients while carrying away wastes
~fairly constant temperature |
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freshwater organisms
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~require mechanisms to balance salt concentrations inside to outside, so requires specialized structures
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difficulties of terrestrial environment
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dehydration and greater specialization development
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homeostasis
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stabilizes internal environment with external environment using negative or positive feedback mechanisms
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FSH
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stimulates growth of ovarian follicle and production of sperm in testes
anterior pituitary |
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LH
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stimulates ovulation and secretion of sex hormones by ovaries and testes, maintains corpus luteum
anterior pituitary |
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prolactin
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induces milk secretions in mammary glands
anterior pituitary |
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TSH
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stimulates thyroxin production by thyroid
anterior pituitary |
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ACTH
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stimulates adrenal cortex to produce cortisone hormones
anterior pituitary |
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STH
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stimulates growth
anterior pituitary |
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ADH
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stimulates increased water reabsorption by kidneys and constriction of blood vessels
posterior pituitary |
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oxytocin
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stimulates uterine contractions and release of milk by mammary glands
posterior pituitary |
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thyroxin
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controls oxidative metabolism
thyroid |
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calcitonin
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regulates calcium and phosphate blood levels
thyroid |
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cortisones
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regulate water reabsorption, electrolyte balance, protein and carbohydrate metabolism
adrenal cortex |
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insulin
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stimulates glucose transport to cells
pancreas |
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glucagon
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converts glycogen into glucose
pancreas |
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estrogen
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stimulates development of female secondary sexual characteristics and buildup of uterus
ovaries |
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progesterone
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stimulates female secondary sexual characteristics; maintains pregnancy
ovaries |
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testosterone
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stimulates male secondary sex characteristics
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parathormone
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controls reabsorption of calcium and phosphate from blood, stimulates release of calcium from bone
parathyroid |
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thymosin
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stimulates immunological response in lymphoid tissues
thymus |
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melatonin
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stimulates development of melanophores in vertebrates, maintains seasonal reproductive cycles
pineal gland |
