17 Questions
What is the primary function of the lymphatic system?
Transporting lymph throughout the body
Which of the following components are found in lymph?
White blood cells, proteins, fats, and cellular debris
Which organs are considered primary lymphatic organs?
Bone marrow and thymus
How do the lymphatic system and circulatory system differ in terms of composition?
Lymphatic system has lymph, while the circulatory system has blood
Which organ plays a central role in pumping lymph throughout the body?
Muscles lining the walls of vessels
What is the role of secondary lymphatic organs such as lymph nodes?
Sites for antigen recognition by T and B lymphocytes
Which type of cells are abundant in lymph but not in blood?
Leucocytes
Which of the following is NOT a component of lymph?
Erythrocytes
In the lymphatic system, what is the role of secondary lymphatic organs?
Recognizing antigens by T and B lymphocytes
What is the primary function of primary lymphatic organs like the thymus?
Recognizing antigens by T and B lymphocytes
How does the composition of blood differ from that of lymph?
Blood contains a high concentration of white blood cells
Which organ in the circulatory system corresponds to the thymus in the lymphatic system?
Bone marrow
What is the key function of the spleen as a secondary lymphatic organ?
Filtering lymph
Which of the following is responsible for pushing lymph throughout the body in the lymphatic system?
Muscles lining the walls of vessels
What distinguishes the composition of blood from that of lymph in terms of fats?
'Fats are present in blood but absent in lymph.'
'What makes the bone marrow a primary lymphatic organ?'
'Its contribution to producing white blood cells'
'Why is the heart characterized as a central organ in the circulatory system?'
'Because its function is to transport blood throughout the body'
Explore the structure of the lymphatic system and its role in the immune response, including how lymph nodes function as sites for antigen recognition by T and B lymphocytes. Learn about the components of lymph and its importance in the body's defense mechanisms.
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