The Anatomy of the Respiratory System

The Anatomy of the Respiratory System

The respiratory system consists of the airways, lungs, bony thorax, and respiratory muscles and functions in conjunction with the central nervous system (CNS). These structures work together to deliver oxygen to the bloodstream and remove excess carbon dioxide from the body. More »


Category Archives: NAPLEX Qbank

NAPLEX Practice Question # 93

NAPLEX Examination. Practice Question # 93.   Anticoagulant agents Direct thrombin inhibitors These agents are able to inhibit thrombin activity by interacting with the catalytic or substrate recognition site of the protease without the need for AT-III. Lepirudin (Refl udan®)

NAPLEX Practice Question # 92

NAPLEX Examination. Practice Question # 92.                   Unfractionated and low-molecular-weight heparins. Unfractionated heparins (UFHs) are mucopolysaccharide polymers (60 to 100 kDa;) extracted from mast cells of bovine lung tissue or porcine intestinal

NAPLEX Practice Question # 91

NAPLEX Examination. Practice Question # 91.   The type 5A phosphodiesterase (PDE5A) is the target for sildenafi l (Revatio®) and tadalafi l (Adcirca®), which are also used to treat PAH. Guanylyl cyclase in vascular smooth muscle cells of the pulmonary

NAPLEX Practice Question # 90

Naplex Examination, Practice Question # 90.                     Angiotensin receptor blockers The angiotensin AT1 receptor is the predominant mediator angiotensin II’s effects with regard to aldosterone release, vasoconstriction, catecholamine release, etc. Th

NAPLEX Practice Question # 89

NAPLEX Examination. Practice Question # 89.     The most significant adverse effect of these agents is the potential to cause torsades de pointes arrhythmias by virtue of their K channel blocking activity. Amiodarone has also caused lethal pulmonary fibrosis,

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