functions of the Urinary System. Filter blood to allow toxins‚ metabolic wastes‚ and excess ions to leave body through urination Regulate volume and chemical makeup of the blood Maintain proper balance between water and salts‚ acids and bases Gluconeogenesis during prolonged fasting What is the role of the renal artery? Transports oxygenated blood from the heart and aorta to the kidneys What is the function of the nephron? Filtration of blood and the reabsorption of secreted materials What
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intracellular concentration of cAMP. d. Gpp(NH)p will stabilize the G‚ complex‚ thereby‚ decreasing the intracellular concentration of cAMP. e. Gpp(NH)p will destabilize the G‚ complex‚ thereby‚ increasing the intracellular concentration of cAMP. 2. Gluconeogenesis must use “bypass reactions” to circumvent three reactions that are highly exergonic and essentially irreversible. Reactions carried out by which three of the enzymes listed must be bypassed in the gluconeogenic pathway? 1) 2) 3) 4) 5) Hexokinase
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HUN1201 Exam III Study Guide Chapter 14 1) Fuel/energy needs for Physical Activity (different intensities)‚ during and post exercise -Adenosine triphosphate (ATP): o The energy-carrying molecule in the body (ATP must be generated continuously since muscles store only enough ATP for 1–3 secs of activity) -Creatine phosphate (CP): • Stores energy that can be used to make ATP • 3−15 seconds of maximal physical effort *(0-3 sec) 100% ATP/CP *(10-12 sec) 50% ATP/CP 50% Carbohydrates
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Negative feedback in living organisms Negative feedback is a principle which is used by the body in order to return systems to its normal level; it does this by turning the corrective measures off. Homeostasis uses the principle of negative feedback in order to maintain a constant internal environment. There are a number of different examples of negative feedback such as thermoregulation‚ regulation of blood glucose and the regulation of water potential. The control of the heartbeat can also use
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enzyme kinetics‚ inhibitor effects‚ enzyme regulations‚ allosteric enzymes (after mid-sem break) 4. Energetics and metabolisms: Bioenergetic principles‚ carbohydrate metabolisms (glycolysis)‚ TCA cycle‚ pentose phosphate pathway‚ gluconeogenesis and photosynthesis‚ fatty acid oxidation Course synopsis This course will cover two distinct areas of Biochemistry. The first part will provide an introduction of the basic structure of a living cell and its organelles. Emphasis will be
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Physiology Lab Review Questions for Final 7.2: Electrocardiogram (ECG) 1. The pacemaker region of the heart is the right atrium (SA node) ____________________________. 2. The conducting tissue of the heart located in the interventricular septum is the right and left bundle branches 3. Indicate the electrical events that produce each of these waves: a. P wave __atrial depolarization________________________________________________________. b. QRS wave __ventricular depolarization_________________________________________________
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Study Guide‚ Chapter 16 The Endocrine System Endocrine System: Overview Acts with nervous system to coordinate and integrate activity of body cells Influences metabolic activities via hormones transported in blood Response slower but longer lasting than nervous system Endocrinology Study of hormones and endocrine organs Endocrine System: Controls and integrates Reproduction Growth and development Maintenance of electrolyte‚ water‚ and nutrient balance of blood Regulation of
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in an ectothermic reptile Compare and contrast the mechanisms in endotherms and ectotherms Blood glucose concentration Describe and explain the factors which will affect blood glucose concentration Define glycogenesis Define gluconeogenesis Explain the role of the liver in the above two processes Describe the negative feedback control of glucose including the roles of insulin and glucagon Explain the effect of adrenalin on glycogen breakdown and synthesis Describe and explain
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The Endocrine System Vincent Schwartz Laszlo Vass‚ Ed.D. Version 42-0023-01-01 Purpose What is the purpose of this exercise? Are there any safety concerns associated with this exercise? If so‚ list what they are and what precautions should be taken. Students will identify the major endocrine glands and tissues of the body. Students will relate each endocrine gland to the
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even cirrhosis of the liver. The second group of adrenocorticoids is referred to as the glucocorticoids. These are produced by the second layer in the adrenal cortex‚ the zona fasciculata. The functions of glucocorticoids include stimulating gluconeogenesis through the use of amino acids and breaking down of muscle proteins. In this experiment the glucocorticoids used were hydrocortisone and corticosterone. These hormones are used medically to suppress the immune system by inhibiting the inflammation
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