Sigmoid sinus The sigmoid sinus is a dural venous sinus that lies deep within the human head, and just below the brain. A dural sinus is a channel that lies between the dura mater, the outermost tissue covering the brain. The sigmoid sinus is actually a pair of two sinuses (right and left) that enable veins …
Pulmonary trunk The pulmonary trunk is a major vessel of the human heart that originates from the right ventricle. It branches into the right and left pulmonary arteries, which lead to the lungs. Each of these vessels has elastic walls similar to those of the aorta, though somewhat thinner, and they are considered to be arteries even though …
What to Expect from Meatotomy What’s a meatotomy? Meatotomy is a surgery done to widen the meatus. The meatus is the opening at the tip of the penis where urine leaves the body. Meatotomy is often done because the meatus is too narrow. That’s a condition known as meatal stenosis or urethral stricture. This happens to …
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Intercostal muscles Intercostal muscles are muscle groups that are situated in between the ribs that create and move the chest wall. The muscles are broken down into three layers and are primarily used to assist with the breathing process. The three layers are: external intercostal muscles, internal intercostal muscles, and the innermost intercostal muscles. These muscles …
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Fetal Heart Monitoring: What’s Normal, What’s Not? Overview It’s important to monitor your baby’s heart rate and rhythm to make sure the baby is doing well during the third trimester of your pregnancy and during labor. The fetal heart rate should be between 110 and 160 beats per minute during late pregnancy and labor, according …
What Is Tracheal Deviation, and How’s It Treated? Overview Tracheal deviation happens when your trachea is pushed to one side of your neck by abnormal pressure in your chest cavity or neck. The trachea, also known as your windpipe, is a tube made of cartilage that allows air to pass in and out of the …
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What Is Balanoposthitis, and How Is It Treated? Overview Balanoposthitis is a condition that affects the penis. It causes inflammation of the foreskin and glans. The foreskin, also known as the prepuce, is a fold of movable skin that covers the glans of the penis. The glans, or head, is the rounded tip of the …
Can You Eat Mango Skin? Overview The skin, peel or rind of fruits and vegetables acts as a protective covering for the softer, more delicate flesh inside. Though often discarded, the majority of these peels are edible and packed with nutrients like fiber, vitamins, minerals, and powerful plant compounds. Mango is a popular fruit whose …
Myositis ossificans: Symptoms and treatment Overview Myositis ossificans is a condition where bone tissue forms inside muscle or other soft tissue after an injury. It tends to develop in young adults and athletes who are more likely to experience traumatic injuries. Most of the time, myositis ossificans occurs in the large muscles of the arms …
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Splenic Flexure Syndrome What is splenic flexure syndrome? Splenic flexure syndrome is a condition that causes the gas to become trapped inside flexures — or curves — within your colon. Your splenic flexure is in the sharp bend between your transverse colon and descending colon in your upper abdomen. It’s situated next to your spleen. While gas is …
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