UPDATED 2024 GCU BIO-202 Lab Exam 1 100% PASS VERIFIED Questions and Answers 2023//2024

ADH (Antidiuretic Hormone) - ANSWER Comes from Pos. Pituitary, Targets kidneys for water conservation, +/- blood volume and pressure OCT (Oxytocin) - ANSWER Comes from Pos. Pituitary, Targets mammary glands and uterus to induce milk movement into secretory ducts and induce uterine contractions during childbirth, + cervical & uterine stretching ACTH (Adrenocorticotropic Hormone) - ANSWER Comes from Ant. Pituitary, Targets the Zona Fasciculata to stimulate the release of cortisol and adrenal hormones, + CRH (Corticotropin-Releasing Hormone) TSH (Thyroid Stimulating Hormone) - ANSWER Comes from Ant. Pituitary, Targets thyroid gland to stimulate the normal development and release of thyroid hormones, + TRH (Thyrotropin-Releasing Hormone) LH (Luteinizing Hormone) - ANSWER Comes from Ant. Pituitary, Targets ovaries and testes to stimulate estrogen secretion and egg maturation; stimulates sperm production, + GnRH (Gonadotropin-Releasing Hormone) PRL (Prolactin) - ANSWER Comes from Ant. Pituitary, Targets mammary glands to stimulate and sustain milk production, - PIH ( Prolactin-Inhibitory Hormone) GH (Growth Hormone) - ANSWER Comes from Ant. Pituitary, Targets most cells to promote growth and induce protein synthesis, cell division, and metabolism, (liver, Bone, Muscle), + GHRH/ - GHIH (Growth Hormone Releasing/Inhibiting Hormones) Cortisol - ANSWER Comes from Zona Fasciculata, Targets most cells to promote breakdown of glycogen, fats, and proteins as energy sources; raise blood level of glucose. (Skel mus, Adipose, BVs), + ACTH (Adrenocorticotropic Hormone) Aldosterone - ANSWER Comes from Zona Glomerulosa, Targets the kidney to promote sodium reabsorption and help control the salt-water balance, ^BP, ^water retention, ^regulate electrolytes Epinephrine (Adrenaline) - ANSWER Comes from adrenal medulla, Targets heart, liver, muscle, and adipose tissue to raise blood level of sugar and fatty acids; increases heart rate and force of contraction Norepinephrine - ANSWER Comes from adrenal medulla, Targets smooth muscle of blood vessels to promote constriction or dilation of certain blood vessels, thus helps control the flow of blood volume to different regions of the body T3, T4 (Triiodothyronine, thyroxine) - ANSWER Comes from Thyroid, Target most cells to regulate metabolism, maintain body temp & BP, burn fat, use glucose (except for spleen, testes, uterus), + TSH (Thyroid Stimulating Hormone) Calcitonin - ANSWER Comes from Thyroid, Targets osteoblasts/clasts to lower calcium levels in blood, builds bone PTH (Parathyroid Hormone) - ANSWER Comes from Parathyroid, Targets bones and kidneys to raise calcium level in blood, osteoclasts degrade bone and kidneys absorb Ca2+ Androgens - ANSWER Comes from Zona Reticularis, Required in sperm formation and development of genitals. Maintain sexual traits, growth, and development Insulin - ANSWER Comes from Pancrea, Targets liver, muscle, and adipose tissue to promote cellular uptake of glucose and lowers glucose level in blood Glucagon - ANSWER Comes from Pancreas, Targets liver to promote glycogen breakdown and raise glucose level in blood FSH (Follicle Stimulating Hormone) - ANSWER Comes from Ant. Pituitary, Targets gonads to increase gamete production MSH (Melanocyte Stimulating Hormone) - ANSWER Comes from Ant. Pituitary, Targets skin and brain to produce melanin