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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Define platelet
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Platelets derive from bone marrow cells
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Describe the function of platelets.
Multiple Choice
O
O
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Phagocytosis of pathogens and foreign debris
Carries oxygen and carbon dioxide
Reduces blood loss from damaged blood vessels
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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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- Describe the origin of a platelet and describe its structure and functionarrow_forwardWhat is the function of platelets ? THIS IS NOT AND WILL NOT BE GRADEDarrow_forwardDescribe what happens to a platelet when it comes in contact with an exposed collagen fiber, in a broken blood vessel. Also explain how platelet granules are involved in this process and what they release?arrow_forward
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