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15 Cards in this Set
- Front
- Back
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Define “immunity” |
Body’s ability to fight “foreign invaders” |
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What are 4 different “foreign invaders” that can cause an immune response |
Pathogens, Environmental’s, Toxins, Cancerous Cells |
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What is the function of the lymphatic system? |
Transport excess fluid & leukocytes |
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Does a blood capillary have valves? |
No |
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Does a lymphatic capillary have calves? |
Yes |
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What is the direction of flow for a blood capillary? |
Artery >>> Vein |
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What is the direction of flow for a lymphatic capillary? |
Towards the heart |
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What is the permeability of a blood capillary? |
Regulated; high |
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What is the permeability of a lymphatic capillary? |
Very high |
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Where are tonsils located? Are they vital? |
Pharynx; No |
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Where is the thymus located? Is this vital? |
Superior to heart; yes, in childhood. |
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Where is the spleen located? Is this vital? |
LUQ, posterior to stomach; no |
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The function of tonsils? |
Trap bacteria |
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Function of thymus? |
Mature T cells |
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Function of spleen? |
Filter/store blood; T/B cells |
