What might be the clinical significance of loss of surfactant production by type II alveolar cells?
A) Failure of type II alveolar cells to produce surfactant may result in alveolar collapse.
B) Reduced amounts or absence of surfactant will result in more efficient alveolar inflation upon inspiration.
C) Surfactant is not needed for proper lung function, so there would be no consequence if it were not produced.
D) Because surfactant is produced by type I alveolar cells, there would be no clinical effect of reduced surfactant production by type II alveolar cells.
A
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What role do the lymphatic vessels have when it comes to fluid movements across capillary beds?
A. Lymphatic vessels reclaim any fluid from the tissue spaces that doesn't get returned to the blood. B. Lymphatic vessels also deliver O2 to tissues. C. Lymphatic vessels provide the hydrostatic pressure that drives filtration. D. Lymphatic vessels provide the colloid osmotic pressure in the capillaries that reclaims wastes from the tissues for transport in the blood.
The increase in antibody levels in a second antigen exposure is due to the _____.
A) memory B cell B) T cells C) helper T cells D) B clones
In healthy individuals, the amount of glucose present in urine will be virtually zero because the amount of glucose reabsorption from the filtrate back into the blood prevents excretion
Indicate whether the statement is true or false.