Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 40, Problem 8RQ
Platelet plug formation occurs at which point?
- when large megakaryocytes break up into thousands of smaller fragments
- when platelets are dispersed through the bloodstream
- when platelets are attracted to a site of blood vessel damage
- none of the above
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Which of the following are true of platelets?
(Please note that you may pick more than one)
Platelets derive from bone marrow cells
Platelets are the primary cell for hemostasis
Platelets are ellipsoidal in shape
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Describe the function of platelets.
Multiple Choice
O
O
O
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Phagocytosis of pathogens and foreign debris
Carries oxygen and carbon dioxide
Reduces blood loss from damaged blood vessels
Transports lipids and some hormones through the circulation
Describe the origin of a platelet and describe its structure and function
Chapter 40 Solutions
Biology 2e
Ch. 40 - Figure 40.10 Which of the following statements...Ch. 40 - Figure 40.11 Which of the following statements...Ch. 40 - Figure 40.17 Varicose veins are veins that become...Ch. 40 - Why are open circulatory systems advantageous to...Ch. 40 - Some animals use diffusion instead of a...Ch. 40 - Blood flow that is directed through the lungs and...Ch. 40 - White blood cells: can be classified as...Ch. 40 - Platelet plug formation occurs at which point?...Ch. 40 - In humans, the plasma comprises what percentage of...Ch. 40 - The red blood cells of birds differ from mammalian...
Ch. 40 - The heart's internal pacemaker beats by: an...Ch. 40 - During the systolic phase of the cardiac cycle,...Ch. 40 - Card io myocytes are similar to skeletal muscle...Ch. 40 - How do arteries differ from veins? Arteries have...Ch. 40 - High blood pressure would be a result of...Ch. 40 - Describe a closed circulatory systemCh. 40 - Describe systemic circulationCh. 40 - IS. Describe the cause of different blood type...Ch. 40 - List some of the functions of blood in the body.Ch. 40 - How does the lymphatic system work with blood...Ch. 40 - Describe the cardiac cycleCh. 40 - What happens in capillaries?Ch. 40 - How does blood pressure change during heavy...
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