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15 Cards in this Set

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Epinephrine (adrenaline)
Nonrepinephrine (noradrenaline)
(ADRENAL MEDULLA)
Target tissue: Skeletal muscle, cardiac muscle, blood vessels

Principal actions: Initiate stress responses; raise heart rate, blood pressure, metabolic rate; dilate blood vessels; mobilize fat; raise blood glucose level
Aldosterone
(ADRENAL CORTEX)
Target tissue: Kidney tubules

Principal Actions: Maintains proper balance of Na+ and K+ ions
Cortisol
(ADRENAL CORTEX)
Target tissue: Many organs

Principal actions: Adaptation to long-term stress; raises blood glucose level; mobilizes fat
Insulin
(PANCREAS)
Target tissue: Liver, skeletal muscles, adipose tissue

Principal Actions: Lowers blood glucose level; stimulates storage of glycogen in liver
Glucagon
(PANCREAS)
Target tissue: Liver, adipose tissue

Principal Actions: Raises blood glucose level; stimulates breakdown of glycogen in liver
Estradiol
(OVARY)
General - Stimulates development of secondary sex characteristics in females
Female reproductive structures - Stimulates growth of sex organs at puberty and monthly preparation of uterus for pregnancu
Progesterone
(OVARY)
Uterus - completes preparation for pregnancy
Breasts - Stimulates development
Testosterone
(TESTIS)
Many organs - stimulates development of secondary sex characteristics in males and growth spurt at puberty
Male reproductive structures - stimulates development of sex organs; stimulats spermatogenesis
Melatonin
(PINEAL GLAND)
Found in gonads, pigment cells

Influences pigmentation in some vertebrates; may influence onset of puberty in humans
Antidiuretic hormone (ADH)
(POSTERIOR LOBE OF PITUITARY)
Target tissue: Kidneys

Actions: stimulates reabsorption of water; conserves water
Oxytocin
(POSTERIOR LOBE OF PITUITARY)
Uterus - stimulates contraction
Mammary glands - stimulates milk ejection
Growth hormone (GH)
(ANTERIOR LOBE OF PITUITARY)
Tissue(s) - many organs

Actions: stimulates growth by promoting protein synthesis and fat breakdown
Adrenocorticotropic hormone
(ACTH)
(ANTERIOR LOBE OF PITUITARY)
Found in the adrenal cortex

Stimulates secretion of adrenal cortical hormones such as cortisol
Thyroid-stimulating hormone (TSH)
(ANTERIOR LOBE OF PITUITARY)
Found in the thyroid

Stimulates thyroxine secretion
Luteinizing hormone (LH)
(ANTERIOR LOBE OF PITUITARY)
Found in the gonads

Stimulates ovulation and corpus luteum formation in females; stimulates secretion of testosterone in males