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: Videos

Knee Bursitis Drainage Procedure

Knee microfracture surgery Knee microfracture surgery is a common procedure used to repair damaged knee cartilage. Cartilage helps cushion and cover the area where bones meet in the joints.     Description Three types of anesthesia may be used for

Fluid Volume Excess : Nursing Intervention

Fluid Volume Excess Description Fluid intake or fluid retention exceeds the fluid needs of the body. Fluid volume excess is also called overhydration or fluid overload. The goal of treatment is to restore fluid balance, correct electrolyte imbalances if present,

Listen to Heart Sounds

Heart sounds The first heart sound (S1) is heard as the atrioventricular valves close and is heard loudest at the apex of the heart. The second heart sound (S2) is heard when the semilunar valves close and is heard loudest

Venipuncture: Take Safe and Effective Blood Sample

Venipuncture: Description  Puncture into a vein to obtain a blood specimen for testing; the antecubital veins are the veins of choice because of ease of access. Close up shot of a nurse inserting a needle into the patients arm and

How to Insert IV Cannula

 Intravenous Devices   IV cannulas Steel needles or butterfly sets The set is a wing-tip needle with a metal cannula, plastic or rubber wings, and a plastic catheter or hub. The needle is 0.5 to 1.5 inches in length, with needle

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