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Questions and Answers
What is the estimated percentage of body weight that the bone marrow accounts for?
What is the estimated percentage of body weight that the bone marrow accounts for?
- 1% to 2%
- 6% to 7%
- 2% to 3%
- 4% to 5% (correct)
What type of tissue is the bone marrow?
What type of tissue is the bone marrow?
- Highly organized and specialized tissue (correct)
- Random mixture of different blood-forming cells
- Primarily composed of nerve cells
- Rich in lymphatic drainage
What is the bone marrow devoid of?
What is the bone marrow devoid of?
- Nerve cells
- Lymphatic drainage (correct)
- Vascular sinuses
- Hematopoietic tissue islands
What surrounds the hematopoietic tissue islands and adipose cells in the bone marrow?
What surrounds the hematopoietic tissue islands and adipose cells in the bone marrow?
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What is the bone marrow's role as a primary lymphoid tissue?
What is the bone marrow's role as a primary lymphoid tissue?
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Study Notes
Bone Marrow Composition
- Bone marrow accounts for approximately 4% of an adult's body weight.
- Bone marrow is a type of spongy, fatty tissue.
Bone Marrow Characteristics
- The bone marrow is devoid of nerve fibers.
- A network of reticular fibers surrounds the hematopoietic tissue islands and adipose cells in the bone marrow.
Bone Marrow Function
- As a primary lymphoid tissue, the bone marrow plays a crucial role in the production of immune cells, including B cells and certain T cells.
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Description
Test your knowledge of bone marrow structure and its normal and abnormal functions with this quiz by Dr. Sanni EO. Explore the hematopoietic tissue islands, adipose cells, vascular sinuses, and trabecular bone within the bone marrow. Gain insights into the complexities of this vital organ in the human body.
