Search results
Results from the WOW.Com Content Network
Development of the human heart during the first eight weeks (top) and the formation of the heart chambers (bottom). In this figure, the blue and red colors represent blood inflow and outflow (not venous and arterial blood). Initially, all venous blood flows from the tail/atria to the ventricles/head, a very different pattern from that of an ...
Cryosection through the head of a human male. The Visible Human Project is an effort to create a detailed data set of cross-sectional photographs of the human body, in order to facilitate anatomy visualization applications. It is used as a tool for the progression of medical findings, in which these findings link anatomy to its audiences. [1]
Superior vena cava syndrome (SVCS), is a group of symptoms caused by obstruction of the superior vena cava ("SVC"), a short, wide vessel carrying circulating blood into the heart. The majority of cases are caused by malignant tumors within the mediastinum , most commonly lung cancer and non-Hodgkin's lymphoma , directly compressing or invading ...
Face swelling combined with shortness of breath or lip swelling can be a sign of a life-threatening allergic reaction called anaphylaxis, which is a medical emergency, Lipner says. In these cases ...
Along with facial swelling, if you also have difficulty breathing, swelling of the tongue or lips, confusion, or pain, get medical attention, Dr. Davis emphasizes. Also, seek care if your eyelids ...
If large amounts of air leak into the tissues around the head, the face can swell considerably. [8] In cases of subcutaneous emphysema around the neck, there may be a feeling of fullness in the neck, and the sound of the voice may change. [10] If SCE is particularly extreme around the neck and chest, the swelling can interfere with breathing.
Atherosclerosis happens when a fatty substance called plaque builds up inside your arteries. There are typically few noticeable symptoms until the situation becomes dire and you experience ...
The periorbital tissues are most noticeably swollen immediately after waking, perhaps as a result of the gravitational redistribution of fluid in the horizontal position. Common appearances of cutaneous edema are observed with mosquito bites, spider bites, bee stings ( wheal and flare ), and skin contact with certain plants such as poison ivy ...