Term
IN ORDER FOR CELLS TO RESPOND, IT IS NECESSARY FOR FIRST AND SECOND MESSANGERS TO COMMUNICATE, HOW IS THIS POSSIBLE? |
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Definition
G PROTEIN ACTS AS A LINK BETWEEN FIRST AND SECOND MESSANGER |
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Term
THYROID HORMONE, ENTERS TARGET CELLS SIMILAR TO ? |
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Definition
STEROID HORMONES, BOTH DIFFUSE EASILY INTO TARGET CELLS |
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Term
WHEN IT BEDCOES NECESSARY TO BEGIN FLIGHT OR FLIGHT RESPONSE, A HORMONE USED DURING THE ALARM STAGE |
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Term
WHAT MECHANISM IS THE LEAST COMPLICATED OF THE ENDOCRINE CONTROL SYSTEM THAT DIRECTLY RESPONDS TO CHANGE IN BL LEVELS? |
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Definition
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Term
THE MAJOR TARGETS OF GH ARE? |
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Definition
BONES AND SKELETAL MUSCLES |
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Term
THE PARATHYROID GLANDS MAINTAIN ADEQUATE LEVELS OF BL CA. HOW IS THIS ACCOMPLISHED? |
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Definition
TARGETING THE BONE AND ACTIVATIONG OSTEOCLASTS SO THAT CA IS RELEASED |
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Term
WHICH ORGAN IS RESPONSIBLE FOR SYNTHESIZING ANP? |
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Term
MINERALOCORTICOID IS TO ALDOSTERONE AS GLUCOCORTICOID IS TO |
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Term
MOST IMPORTANT REGULATOR OF ELECTROLYTE CONCENTRATIONS IN EXTRACELLULAR FLUIDS IS |
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Term
ESTROGEN, ALDOSTERONE, CORTISONE ARE ALL _____ HORMONES |
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Definition
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Term
WHAT 'COMPLEX' IS ASSOCIATED WITH THE ACTION OF STEROIDS ON CELLS |
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Definition
HORMONE-RECEPTOR COMPLEX THAT INTERACTS DIRECTLY WITH THE CELLS DNA |
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Term
CELLULAR RESPONSES TO HORMONES THAT INITIATE SECOND-MESSANGER SYSTEMS INCLUDE POSSIBLE ACTIVATION OF? |
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Definition
SEVERAL DIFFERENT SECOND-MESSENGER SYSTEMS |
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Term
REGULATING HORMONES FROM THE HYPOTHALAMUS? FIRST ENTER? |
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Definition
FIRST ENTER INTO THE HYPOPHYSEAL PORTAL SYSTEM |
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Term
ACTH SECRETION IS REGULATED BY A ____ |
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Definition
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Term
WHAT IS THE SINGLE MOST IMPORTANT REGULATOR IN CA LEVELS IN THE CALCIUM HOMEOSTASIS |
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Definition
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Term
ALDOSTERONE FUNCTIONS TO ?_______ |
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Definition
INCREASE SODIUM REABSORPTION |
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Term
THE ONLY AMINE HORMONE TO ACT LIKE A STEROID IS? |
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Definition
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Term
WHICH ORGAN DOES NOT HAVE HORMONE PRODUCTION |
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Definition
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Term
WHEN THE DNA OF A TARGET CELL SPECIFY THE SYNTHESIS OF MORE RECEPTORS ON THE SURFACE THIS IS CALLED? |
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Definition
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Term
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Definition
PARACRINES, LEUKOTRIENES, PROSTAGLANDINS |
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Term
WHAT DOES FSH STIMULATE IN MEN AND WHERE |
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Definition
TESTES, AND STIMULATES SPERM PRODUCTION INSUFFICIENT LEVELS CAUSE INFERTILITY |
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Term
WHAT ORGAN IS AFFEDCTD BY THYROID HORMONE IN ADULTS |
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Definition
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Term
THYROXINE'S MECHANISM IS DIFFERENT THAN OTHER PEPTIDE HORMONES, WHY? |
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Definition
IT DOES NOT REQUIRE A SECOND MESSENGER |
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Term
HOW DO GLUCOCORTICOIDS ENABLE THE BODY TO DEAL WITH STRESS |
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Definition
INCREASING BL GLUCOSE, FA AND AMINO ACID LEVELS , AND ENHANCING THE BP |
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Term
WHAT ION IS SOMETIMES USED AS A SECOND MESSENGER OF AMMINO ACID BASED |
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Definition
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Term
_____ are hormones synthesized from cholesterol |
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Definition
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Term
____ are the result of hypersecretion of growth hormone |
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Definition
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Term
the largest pure endocrine gland in the body is the |
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Term
which hormone stimulates production of RBC and which organ produces it |
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Term
alpha islet cells produce _____ an extremely poten hyperglycemic hormone |
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Term
the ___ gland may influence our day/night cycles and onset of sexual maturity |
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Definition
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Term
the ____ gland declines in size and function with age |
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Definition
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Term
the ____ gland declines in size and function with age |
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Definition
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Term
endocrine gland stimuli include, hormonal,___,___- |
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Definition
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Term
as a result of stress the adenohypophysis releases _____, which stimulates release of hormones from the _____ that retain sodium and water, increase blood sugar and breaking down fats |
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Definition
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Term
why do we not continue to grow with age |
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Definition
GH DECLINES AND AND THE CLOSURE OF EPIPHYSEAL PLATES PROHIBIT FURTHER GROWTH OF THE LONG BONES |
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Term
A WOMAN WITH EXCESSIVE HAIR AND ENLARGED CLITORIS SHOWS SIGNS OF WHAT HORMONAL DYSFUNCTION? |
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Definition
HYPERSECRETION OF GONADOCORTICOIDS |
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Term
WHY MUST A PERSON WHO DRINKS A LOT OF ALCOHOL URINATE FREQUENTLY? |
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Definition
ALCOHOL INHIBITS ADH SECRETIION |
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Term
WHY IS THE HEART CONSIDERED AN ENDOCRINE GLAND? |
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Definition
IT SECRETES ATRIAL NATRIURETIC PEPTIDE (ANP), WHICH REGULATES SALT OUTPUT BY THE KIDNEY. ANP INHIBITS ALDOSTERONE AND SIGNALS THE KIDNEY TO REMOVE MORE SALT. |
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Term
THE FIRST STEP IN HORMONE-RECEPTOR BINDING TO TARGET CELLS, INTERACTION DEPENDS ON ______ OF THE HORMONE, RELATIVE NUMBER OF ______ FOR THAT HORMONE ON OR IN THE TARGET CELLS AND THE STREGTH OF TH EUNION BETWEEN THE HORMONE AND RECEPTOR |
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Definition
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Term
WHY ARE GLUCAGON AND INSULIN DIFFERENT IN THE EFFECTS ON THE TARGET CELL-EVEN THOUGH THEY BOTH TARGET THE LIVER, AND BOTH MADE BY THE PANCREAS |
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Definition
GLUCAGON AND INSULIN USE DIFFERENT CELL SURFACE RECEPTORS |
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Term
WHAT FACTORS CONTRIBUTE TO BASAL METABOLISM DECLINING? |
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Definition
THYROID FOLLICLES FILL WITH COLLOID AND GLAND FIBROSIS OCCURS-THIS RESULTS IN HORMONE SYNTHESIS AND RELEASE DIMINISHING |
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Term
LIST THE 4 MECHANISMS INVOLVED IN THE REGULATION OF ALDOSTERONE SECRETION? |
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Definition
1. RENIN-ANGIOTENSIN MECHANISM, 2 PLASMA CONCENTRATION OF SODIUM AND POTASSIUM IONS 3. CONTROL EXERTED BY acth AND 4 PLASMA CONCENTRATION OF ANP |
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Term
DIFFERENCE BETWEEN AUTOCRINES AND PARACRINES? |
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Definition
AUTOCRINES ARE SELF-REGULATING CHEMICAL MESSENGERS, THEY TARGET THE SAME CELL OF WHICH THEY ARE MANUFACTURED-PARACRINES ARE CHEM MESSENGERS THAT ACT LOCALLY-ONLY THE CELLS IMMEDIATELY AROUND THEM |
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Term
AN EXAMPLE OF SYNERGISM IN HORMONES?Q |
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Definition
LIVER WILL RELEASE GLUCOSE IN THE PRESENCE OF GLUCAGON OR EPI |
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Term
GROWTH HORMONES ACT INDIRECTLY TO MAKE THE EPIPHYSEAL PLATE CARTILAGE GROW,WHAT MAKES IT DIRECTLY GROW? |
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Definition
GH STIMULATES THE LIVER TO RELEASE A GROWTH FACTOR CALLED SOMATOMEDIN, WHICH CONTROLS THE EPIPHYSEAL PLATE |
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