Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 44, Problem 3TYK
Summary Introduction
Introduction:
Blood is the body fluid that contains blood cells suspended in blood plasma. It transports nutrients, gases, and salts within the body. It also maintains body homeostasis with the external environment. Types of blood cells are erythrocytes, leukocytes, and blood platelets.
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How will the red blood cells look like under a microscope when blood is mixed with a solution that contains 300 grams of sodium chloride in 100 milliliters of water?
a. No change in the appearance of blood cells
b. Engorged erythrocytes
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Concerning the physical characteristics of the blood, which of these statements is not true?
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The parotid gland is located __________ and functions to __________
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in the wall of the small intestine; produce and secrete mucus
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on the side of the mouth; produce and secrete saliva
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under the mandible; produce and secrete saliva
Hematocrit is a measure of:
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the amount of hemoglobin in a given volume of blood
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the percentage of erythrocytes divided by the percentage of leukocytes
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the percentage of total blood volume composed of leukocytes
d.
the percentage of total blood…
Which of the following might trigger erythropoiesis? a. decreased tissue demand for oxygen. b. Blood oxygen levels fall below normal. c. moving to a lower altitude. d. an increased number of RBCs.
Chapter 44 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 44.1 - What are the three basic features of animal...Ch. 44.1 - Prob. 2SBCh. 44.1 - Prob. 3SBCh. 44.1 - Prob. 4SBCh. 44.2 - Outline the life cycle of an erythrocyte.Ch. 44.2 - Prob. 2SBCh. 44.2 - Prob. 3SBCh. 44.3 - Prob. 1SBCh. 44.3 - Prob. 2SBCh. 44.3 - How do neurogenic and myogenic hearts differ?
Ch. 44.3 - Describe the electrical events that occur during...Ch. 44.4 - Prob. 1SBCh. 44.4 - Prob. 2SBCh. 44.4 - Prob. 3SBCh. 44.5 - Prob. 1SBCh. 44.5 - Prob. 2SBCh. 44.5 - Prob. 3SBCh. 44.6 - Prob. 1SBCh. 44 - Prob. 1TYKCh. 44 - Prob. 2TYKCh. 44 - Prob. 3TYKCh. 44 - A characteristic of blood circulation through or...Ch. 44 - The heartbeat includes: a. the systole when the...Ch. 44 - Keeping the mammalian cardiac cycle balanced...Ch. 44 - Prob. 7TYKCh. 44 - Characteristics of veins and venules are: a. thick...Ch. 44 - Prob. 9TYKCh. 44 - Prob. 10TYKCh. 44 - Prob. 11TYKCh. 44 - Prob. 12TYKCh. 44 - Prob. 13TYKCh. 44 - Prob. 15TYKCh. 44 - Nifedipine is an antihypertension medication that...Ch. 44 - Prob. 2ITDCh. 44 - Nifedipine is an antihypertension medication that...
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- Which of the following is NOT a difference in blood between males and females? A.Males have a larger volume of blood than females B.Males have a higher hemocrit percentage of plasma than females C. males have more erythrocytes than females D. All of the above are truearrow_forwardWhich of the following has an incorrect association? a. Plasma- water, nutrients and wastes b. White blood cells - antibodies C. Red blood cells - clotting d. Blood platelets - hemoglobinarrow_forwardWhich of the following is not a function of blood? a. prevention of fluid loss b. transport of nutrients and waste c. maintenance of constant pH levels d. production of hormonesarrow_forward
- Which of the following statements is correct? a. Arteries carry blood away from the heart and veins carry blood to the heart. b. Arteries carry blood to the heart and veins carry blood away from the heart. C. All arteries carry oxygen-rich blood and veins carry oxygen-poor blood. d. Arteries carry oxygen-poor blood and veins carry oxygen-rich blood.arrow_forwardThe function of red blood cells is to Select one: A. defend the body against infectious organisms. B. carry oxygen from the cells to the lungs. C. carry carbon dioxide from the lungs to the body's cells. D. carry oxygen to the cells and then carry away carbon dioxide. E. carry nutrients from the digestive system to the body's cells.arrow_forwarderythropoietin release in the body happens when an individual is at high altitude. It results in a. Changes in fluid balance b. An increased RBC count c. Increased tidal volume d. increased cardiac outputarrow_forward
- Erythropoietin is produced by a. the kidneys. b. the liver. c. the lungs. d. the bone marrow.arrow_forwardWhich of the following statements regarding blood pressure is NOT true? a.)Blood pressure is constant throughout the body b.)Exerted by the blood against the walls of the blood vessels c.)Controlled by homeostatic mechanism d.)Keeps the blood flowing through all the blood vessels so that cells receive oxygen and nutrientsarrow_forward
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