Biology: Science for Life with Physiology (5th Edition)
5th Edition
ISBN: 9780321922212
Author: Colleen Belk, Virginia Borden Maier
Publisher: PEARSON
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Chapter 18, Problem 10LTB
Summary Introduction
To analyze:
Whether the statement 'kidneys help to regulate the blood pressure' is true or false.
Introduction:
The kidney is the chief organ of the excretory system. It is involved in the excretion of the
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Atrial natriuretic peptide stimulates
vasodilation, increased urine output, and therefore decreased blood pressure.
vasoconstriction, sodium retention, and therefore increased blood pressure.
O vasodilation, decreased urine output, and therefore increased blood pressure.
vasoconstriction, decreased urine output, and therefore decreased blood pressure.
vasoconstriction, increased urine output, and therefore increased blood pressure.
Which of the following is secreted by the kidney and stimulates an increase in the number of red blood cells?
cortisol.
20000
aldosterone.
thymosin.
erythropoietin.
atrial natriuretic peptide.
Describe how hormones and the kidney control blood pressure and pH.
Chapter 18 Solutions
Biology: Science for Life with Physiology (5th Edition)
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- Describe how hormones regulate blood pressure, blood volume, and kidney function.arrow_forwardUse the terms in bulleted list to complete the schematic diagram of blood pressure homeostasis in Figure• ADH • aldosterone • blood pressure • blood volume • cardiac output • sympathetic nervesarrow_forwardAfter drinking alcoholic beverages, a hangover with headache and nausea is common. This is caused by which mechanism? inhibited secretion of antidiuretic hormone (ADH) increased aldosterone production increased reabsorption of water in the proximal tubule increased blood pressure the osmoregulator cells of the brain increasing their activityarrow_forward
- Anna is peacefully eating her lunch when a very loud, sudden noise scares her. Which of the following will NOT happen in result? decreased blood flow to the GI tract decreased blood flow to the nephrons increased secretion of renin from the kidneys increased secretion of insulin from the pancreasarrow_forwardConsider the homeostatic imbalance of fluid such as decrease in blood volume caused by excessive blood loss. Describe how the Cardiovascular, Respiratory, Renal and Behavioral systems work to compensate for this imbalance.arrow_forwardPlace these in order from smallest to largest and identify the level of organization for each item: kidney, DNA, erythrocyte, sodium ion asap pleasearrow_forward
- The body loses water by way of the ________. a. skin b. lungs c. digestive system d. urinary system e. both c and d f. a through darrow_forwardSubject: Environmental Physiology True or false: Urine dilution by the loop of Henle is dependent on the length of the loop, being more diluted, the longer the loop.arrow_forwardAn increase in the reabsorption of solutes will decrease water reabsorption. True Falsearrow_forward
- Urination or micturition is a cranial reflex. involves contraction of the detrusor muscle and relaxation of the internal urethral sphincter. stimulates motor neurons that cause the external urethral sphincter to contract. is a reflex that cannot be voluntarily controlled. All of these are correctarrow_forwardBlood vessels travel in parallel to provide fresh blood to all tissue. However, one of the exceptions is the two capillary beds of the kidneys located in series. Blood flow occurs as follows: afferent arteriole- glomerulus- efferent arteriole - the peritubular capillaries. How does this series of blood flow benefit the kidneys and homeostasis?arrow_forwardThe kidneys help to regulate the hydrogen ion concentration of body fluids by altering the rate at which hydrogen ions are secreted. TRUE or FALSEarrow_forward
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