The pulmonary system or the lung is the most important respiration organ in humans. The basic function of this body part is to send oxygen from outside into the human’s bloodstream as well as discharge carbon dioxide to the atmosphere. The volumes of lungs are affected by various factors like
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The umbilical cord is usually found in placental mammals, which is also known by other names like funiculus umbilicalis or birth cord. It connects the placenta to the fetus or developing embryo. In humans, the cord is buried in Wharton’s jelly, which then contains the umbilical vein and the um
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The average diameter of a red blood cell is 6 to 8 micrometers. Its thickness is 2 micrometers. A single micrometer is one millionth of a meter. Overview These cells are the most common variant of blood cell. In vertebrate organisms, this blood cell is the primary means of relaying oxygen to the tis
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Known as the body parts that are important to blood circulation, blood vessels have three kinds, namely the veins, the capillaries as well as the arteries. The veins are responsible for transporting blood to the heart from the capillaries. On the other hand, the capillaries allow the exchange of che
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If you are wondering how big is your heart, it is about 5 inches long. It is roughly the size of your clenched fist. The average weight is 200 to 400 grams. Most adults’ hearts weigh 300 grams. More Facts and Figures about the Heart The heart beats 70 to 80 times per minute, or about 100,000 beats
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One of the vital organs in humans, the liver has numerous functions such as protein synthesis, detoxification as well as biochemical production. Aside from these, this body part is also important to decompose red blood cells, store glycogen and produce hormones. This organ can be found below the dia
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Do you think that being desirably healthy can be measured with waist measurements? Let’s rephrase that question. Shall the numbers on the measurements of your waist ensure that you are indeed living a very healthy lifestyle? What if the opposite is true? Those who continuously diet, choose t
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Known as the nervous system’s center that is present in all vertebrates and some invertebrates, the brain has various parts and it performs different important biological functions. In humans and other vertebrate animals, the brain is found in the head. This body part is essential for the five
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A kidney stone, otherwise called renal calculus, is a solid mass composed of small crystals, usually found in the kidney or the ureter. Sometimes, kidney stones are present in both kidneys; or they can also be present in one kidney plus the ureter. Studies show that men are more prone to developing
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If one were asked to name the smallest parts of the human body, perhaps they would assume it to be their finger or toe nails, or maybe even a single tiny piece of hair from their eyebrows or eyelashes. But to truly find the smallest body parts of a human being, one would have to look inwards. Als
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