Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Textbook Question
Chapter 33, Problem 2MC
Which of the following is True?
a. Arteriole diameter is controlled by nerves, hormones, and chemicals from nearby tissues.
b. The sympathetic nervous systems causes constriction of arterioles in hot conditions.
c. Precapillary sphincters are controlled by the nervous system.
d. In response to major blood loss, the veins and arteries increase in diameter.
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Which of the following is True?a. Arteriole diameter is controlled by nerves, hormones,and chemicals from nearby tissues.b. The sympathetic nervous systems causes constriction ofarterioles in hot conditions.c. Precapillary sphincters are controlled by the nervoussystem.d. In response to major blood loss, the veins and arteriesincrease in diameter.
Contraction of the smooth muscle layers of the arterioles
a. increases the frictional resistance to blood flow.
b. may be a way of increasing heat exchange through the skin.
c. can increase blood flow to an organ.
d. All of the choices are correct.
Mark the following statements as true or false. If a statement is false, correct it to make a true statement. a. Arterioles reflexively dilate when blood pressure increases. b. Increased concentrations of carbon dioxide and hydrogen ions and a decreased concentration of oxygen in the interstitial fluid cause local arteriolar constriction. c. Tissue perfusion to the heart decreases during systole and increases during diastole. d. The increase in tissue perfusion in skeletal muscle that occurs during exercise is known as hyperemia. e. The sympathetic nervous system causes vasodilation in the skin when body temperature decre
Chapter 33 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 33.1 - explain the major features of all circulatory...Ch. 33.1 - Why doesnt insect hemolymph need hemoglobin?Ch. 33.1 - compare open and closed circulatory systems?Ch. 33.1 - describe the functions of the vertebrate...Ch. 33.2 - Prob. 1CSCCh. 33.2 - describe the three types of vertebrate hearts and...Ch. 33.2 - Prob. 1HYEWCh. 33.2 - Prob. 1TCCh. 33.2 - Prob. 2CYLCh. 33.2 - Prob. 3CYL
Ch. 33.3 - describe each component of blood and explain its...Ch. 33.3 - Prob. 1TCCh. 33.3 - Prob. 2CYLCh. 33.3 - Prob. 2TCCh. 33.3 - explain the sequence of events during blood...Ch. 33.4 - Prob. 1CYLCh. 33.4 - Prob. 1ETCh. 33.4 - Prob. 1TCCh. 33.4 - Prob. 2CYLCh. 33.4 - Prob. 3CYLCh. 33.5 - Prob. 1CSCCh. 33.5 - Prob. 1CSRCh. 33.5 - Prob. 1CYLCh. 33.5 - Prob. 1TCCh. 33.5 - Prob. 2CYLCh. 33.5 - Prob. 3CYLCh. 33 - Prob. 1ACCh. 33 - Prob. 1FIBCh. 33 - Prob. 1MCCh. 33 - List the major structures of all circulatory...Ch. 33 - Prob. 2ACCh. 33 - Prob. 2FIBCh. 33 - Which of the following is True? a. Arteriole...Ch. 33 - Describe and compare the features of open and...Ch. 33 - The hearts pacemaker is called the (complete term)...Ch. 33 - Prob. 3MCCh. 33 - Explain how two- and three-chambered vertebrate...Ch. 33 - Prob. 4FIBCh. 33 - Prob. 4MCCh. 33 - Prob. 4RQCh. 33 - Prob. 5FIBCh. 33 - Which of the following is true of blood pressure?...Ch. 33 - Prob. 5RQCh. 33 - Prob. 6FIBCh. 33 - Prob. 6RQCh. 33 - Lymph is ___________ that has entered lymphatic...Ch. 33 - Prob. 7RQCh. 33 - Prob. 8RQCh. 33 - Describe the cardiac cycle, and relate the...Ch. 33 - Prob. 10RQCh. 33 - Prob. 11RQCh. 33 - Prob. 12RQCh. 33 - In what way do veins and lymphatic vessels...
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- Match the following types of arteries to their descriptions ? provides the greatest resistance to blood flow ? "has more smooth muscle, but less elastin, and delivers blood to specific organs" ? includes the aorta and brachiocephalic arteries A. Muscular Arteries B. Arterioles C. Elastic Arteriesarrow_forwardWhich of the following statements is true?a. The longer the vessel, the lower the resistanceand the greater the flow.b. As blood volume decreases, blood pressure andblood flow also decrease.c. Increased viscosity increases blood flow.d. All of the above are truearrow_forwardSelect ALL of the following that are TRUE about the venous end of a capillary bed: Group of answer choices A. Reabsorption is occurring B. Hydrostatic pressure is pushing plasma out of the capillary C. Blood Colloid Osmotic Pressure < Capillary Hydrostatic Pressure D. Filtration is occurring E. Proteins are pulling fluids into the capillary F. Net Filtration Pressure is negative G. Blood Colloid Osmotic Pressure > Capillary Hydrostatic Pressure H. Net Filtration Pressure is positivearrow_forward
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