LooseLeaf for Human Anatomy
5th Edition
ISBN: 9781259285271
Author: Michael McKinley Dr., Valerie O'Loughlin, Elizabeth Pennefather-O'Brien
Publisher: McGraw-Hill Education
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Chapter 21, Problem 8MC
Summary Introduction
Introduction:
Aging and the wear and tear of circulation through blood vessels cause erythrocytes to become more fragile and less flexible. The erythrocytes have a finite life span of about 120 days.
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Which of the following statements is (are) true concerning the pathways for blood clotting?a. The intrinsic pathway takes less time than the extrinsic pathway.b. The intrinsic and extrinsic pathways require sodium.c. The intrinsic pathway is started by factors from damaged tissues.d. The intrinsic pathway requires the same clotting factors as the extrinsic pathway.e. The common pathway results in fibrin changing to fibrinogen
During the recycling of components following the normaldestruction of erythrocytes, globin is broken down, and itscomponents area. used to synthesize new proteins.b. stored as iron in the liver.c. eliminated from the body in the bile.d. removed in the urine.
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Chapter 21 Solutions
LooseLeaf for Human Anatomy
Ch. 21 - Erythrocytes make up what average percentage of...Ch. 21 - What are the protective functions of the blood?Ch. 21 - Prob. 3WYLCh. 21 - Prob. 4WYLCh. 21 - Why does an erythrocyte lack cellular organelles,...Ch. 21 - Prob. 6WYLCh. 21 - Prob. 7WYLCh. 21 - Prob. 8WYLCh. 21 - Prob. 9WYLCh. 21 - Prob. 10WYL
Ch. 21 - Prob. 11WYLCh. 21 - Match each numbered item with the most closely...Ch. 21 - Prob. 1MCCh. 21 - Prob. 2MCCh. 21 - Prob. 3MCCh. 21 - Prob. 4MCCh. 21 - Prob. 5MCCh. 21 - Prob. 6MCCh. 21 - Prob. 7MCCh. 21 - Prob. 8MCCh. 21 - Prob. 9MCCh. 21 - Prob. 10MCCh. 21 - Prob. 1CRCh. 21 - Prob. 2CRCh. 21 - Prob. 3CRCh. 21 - Prob. 4CRCh. 21 - Prob. 5CRCh. 21 - Prob. 6CRCh. 21 - Prob. 7CRCh. 21 - Prob. 8CRCh. 21 - Prob. 9CRCh. 21 - Prob. 10CRCh. 21 - Prob. 1DCRCh. 21 - Prob. 2DCR
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- The 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_forwardWhich of the following is the metabolic conversion of bilirubin in the small intestine a. Macrophages b. Urobilinogen c. Hemoglobin d. Neutrophilsarrow_forwardA newborn baby at 34 weeks gestation dies of acute umbilical cord strangulation. At autopsy, examination of hepatic tissue is most likely to show abundant production of which of the following cell types? a. Eosinophils b. Erythrocytes c. Lymphocytes d. Neutrophils e. Plateletsarrow_forward
- Which of the following statements about mature,circulating erythrocytes is true?a. They have no nucleus.b. They are packed with mitochondria.c. They survive for an average of 4 days.d. All of the abovearrow_forwardWhich of the following choices is CORRECT? A. Blood platelets are products of myelocytes B. Yellow marrow is composed primarily of hematopoietic stem cells C. Formation of unstable collagen helices can result of vitamin B1 deficiency D. Worn out and old RBCS are normally destroyed in the stomach by macrophages E. IgG contains binding sites for integrins and is an important part of the ECM in connective tissue F. None of the above G. Both B and Darrow_forwardWhich of the following statements are true of red blood cells (RBCs)? (Read carefully and select all of the correct statements.) A. The protein hemoglobin contains the mineral iron. B. The life span of an RBC is about 60 days. C. Hemoglobin that has given up its oxygen is called debonded hemoglobin. D.RBCs have a life span of 120 days. E. The RBC is also know as erythrocyte. OF. The RBC is also known as thrombocytes. Type here to search D 5 CENarrow_forward
- As bicarbonate ions attach to erythrocytes, the balance between positively and negatively charged ions is disturbed, causing the chloride shift. As the bicarbonate ions leave the erythrocyte, there is a decrease in the negative charge, which is relieved by the diffusion of Cl- into the erythrocytes. a. Both statements are correct b. Both statements are incorrect c. First is correct; Second is incorrect d. First is incorrect; Second in correctarrow_forwardWhich of the following sentences is NOT true? A. Decreased blood oxygen levels triggers erythropoietin release B. Leptin decreases sensation of hunger C. Angiotensin II can cause vasoconstriction D. Albumin is the most abundant plasma protein E. Glucose is transported in blood dissolved in plasma F. Norepinephrine, epinephrine, and dopamine are secreted by islet of Langerhansarrow_forwardWhich of these proteins is normally found in the plasma and plays animportant role in maintaining the osmotic concentration of the blood?a. albumin c. platelets e. globulinsb. fibrinogen d. hemoglobinarrow_forward
- What type(s) of blood cells is (are) described with each statement? Choose from erythrocytes, leukocytes, or platelets. a. This type of blood cell has no nucleus. b. This type of blood cell survives in the bloodstream for the longest period of time. c. This type of blood cell is a key element in the immune system. d. This type of blood cell carries hemoglobin. e. This type of blood cell contains the machinery needed for clot formation.arrow_forwardimmediata Which of the following statements are true about the general functions of the blood? (Read carefully and select all of the correct statements.) Please review the power point lecture over the Chapter 11 Blood. This is located in the Module A A. The clotting factor is albumin. B. arterial blood is bright red colored blood because it is oxygenated blood. C. The Universal Donor is Type O-(neg). D. Blood is 3-5 times thicker than water.. E. The viscosity is increased due to the presence of blood cells, plasma proteins, H2O, waste products and elements. F. The PH of blood is 7 to 7.3 due to the slight acidic environment Type here to search O i 15 सक r b thr nee whi actic Seru 57arrow_forwardConcerning the physical characteristics of the blood, which of these statements is not true? a. The blood is thicker than water b. The blood volume is higher in male than female c. The blood has slightly acidic pH d. Blood color is bright red when oxygenated The formation of a blood clot is known as which of the following? a. Leucopoiesis b. Chemotaxis c. Coagulation d. Erythropoiesis The parotid gland is located __________ and functions to __________ a. behind the stomach; produce and secrete digestive enzymes b. in the wall of the small intestine; produce and secrete mucus c. on the side of the mouth; produce and secrete saliva d. under the mandible; produce and secrete saliva Hematocrit is a measure of: a. the amount of hemoglobin in a given volume of blood b. the percentage of erythrocytes divided by the percentage of leukocytes c. the percentage of total blood volume composed of leukocytes d. the percentage of total blood…arrow_forward
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