The individual with emphysema attempts to forcefully expire, which exacerbates (worsens) the problem of airway collapse, since now the floppy airways are excessively compressed by the tremendous rise in intrathoracic pressure. Additionally, a person with emphysema has a __________ residual volume due to not being able to expire the normal volume of air; this causes a(n) __________ in vital capacity.
A. smaller; decrease
B. smaller; decrease
C. larger; increase
D. larger; decrease
Answer: D. larger; decrease
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Simple squamous epithelium would be found
A) at the surface of the skin. B) lining the trachea. C) lining blood vessels. D) lining the stomach and small intestine. E) lining the urinary bladder.
The large range of movement of the thumb compared to that of the fingers is derived from the structure of which of the following?
A. the thumb's carpometacarpal joint B. the thumb's intermetacarpal joint C. the thumb's metacarpophalangeal joint D. all of the above
The enzyme ________ converts fibrinogen into strands of ________, which form a blood clot.
A. prostaglandin; prothrombin B. thromboplastin; thrombin C. thrombin; fibrin D. prothrombin activator; fibrin
A callus may develop when both thin and thick skin are subjected to repeated pressure. Which layer of the epidermis develops the callus?
A) stratum corneum B) stratum spinosum C) stratum basale D) stratum lucidum