We shall not follow him in the description that he gives of the lungs, because it contains nothing but well-known facts. We may recall only that the two stigmata which admit the air into these organs are situated on the lower surface of the abdomen, immediately behind the peduncle which ...
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The urinary system is comprised of the kidneys, ureters, urinary bladder, and urethra. The main functions of the urinary system and the location of each organ in the body are discussed. Urinary System Theurinary systemis also called the urinary tract. Organs that are part of this system inclu...
Rib Cage Lesson for Kids: Anatomy & Facts from Chapter 1 / Lesson 1 19K Did you know that you have floating bones in your body? They are part of your rib cage, but don't worry--they can't float away! Learn about the parts of your rib cage, including floating ribs, in this ...
Amphibian Facts:Amphibians are ectothermic( beings whose source of heat are mostly external), tetrapods(having four limbs) vertebrates(having a spinal cord surrounded by bones or cartilage) of the class Amphibia. They belong to the phylum: Chordata. The species in this group are frogs, ...
The impact of smoking on organs One of the primary effects of smoking is damage to yourrespiratory system. Smoking causes irritation and inflammation of the lining of your airways, leading to chronic bronchitis and emphysema. These conditions cause coughing, shortness of breath, and difficulty breat...
On this page, we’ll briefly take a look at each of the above components and how they fit together to form the thorax. Key facts about the thoraxTable quiz Thoracic wall Openings: superior and inferior thoracic apertures Skeleton: sternum, twelve pairs of ribs, twelve thoracic vertebrae Join...
Though you would already be having a vast pool of information about your body, this article aims at revealing some stunning facts which may not be known to you. In biology, a cell is known as the basic building block and the smallest unit of life. When similar cells combine into a group...
Most cells in the body are polarized, showing some level of shape and functional asymmetry, such as apico–basal or front–back polarity. Tissues are formed from the coordinated integration of individual cells into a multicellular structure, such as an epithelial tube. Polarity is established and ...
from Chapter 3 / Lesson 1 69K Learn about human body systems, which are groups of organs and tissues that work together for a common purpose. Discover facts about the nervous, respiratory, cardiovascular, digestive, and musculoskeletal systems. Related to this QuestionIdentify...