After completing this lesson, you will be able to describe tinnitus, including it's symptoms and treatment. A short quiz follows the lesson so that you can test your new knowledge. Do You Hear That? Sally is just beginning her studies as a freshman in college. She finds the first few we...
Deviated septum.In this condition, the septum falls away from the center and impacts regular nose functions. A deviated septum could lead to breathing difficulties, snoring, loud breathing, nosebleeds, and frequent sinus infections. Sometimes, it may also affect your sense of smell and taste. You...
Describe the function of the coronary sinus. How is the trachea structurally adapted to its function? What is the function of the auditory tube (aka Eustachian tube)? What is the function of the pleural fluid? What is the function of the intervertebral disc? What are the functions of a lon...
What is Meatal Stenosis? What is Craniology? Discussion Comments ByEsther11— On Sep 14, 2011 Medical scientists don't seem to have many theories about what causes urinary infections in women. They think that the anatomy of women makes it more likely that they will get bacteria into the uri...
At the point where it reaches the Thebesian valve, the coronary sinus is fairly large as a result of all of the coronary veins which have come together to drain into it. Depending on the person and the circumstances, the vein may be as large as the middle finger. Some patients may have...
A sphenoid sinus is an air filled cavity that's in the middle of the skull, between the nose and eyes. Humans have two sphenoid...
But there is a way to sidestep this problem. When a patient presents complaining of "sinusitis," I ask about their expectations for the visit and their understanding of their symptoms' possible causes, and then I often show the patient a picture of sinus anatomy. By demonstrating that the ...
What is sinus rhythm? What are the layers of skin as they pertain to burns (1st, 2nd, and 3rd degree)? What is the treatment for each burn degree? Which layers of the skin are involved in a 2nd-degree burn? Describe signs of 2nd-degree burns. ...
Sinus arrest or pause: Signals from the sinus node pause, resulting in skipped beats Sinoatrial exit block: Pauses or skipped beats occurring when signals to the upper chambers are slowed or blocked Chronotropic incompetence:A heart rate that is within regular range at rest but does not increase...
The sinus node powers electrical stimulation through the heart, causing it to contract, first the upper chambers and then the lower chambers. The heart’s contraction is what causes it to beat. Because the sinus node keeps the heart beating normally, it is often referred to as a naturalpacema...