The breasts are two prominent, reproductive organs located at the top of the torso in females. Inside the breasts are the mammary glands. The name “mammary glands” comes from the word for “breasts” in latin: mamma. Breasts secrete milk that can be used to breastfeed...
Lymph glands, or lymph nodes, are organs of the lymphatic and immune system that house large quantities of immune cells, called lymphocytes. All lymph glands are connected through the lymphatic system through lymphatic vessels, thus forming the lymphatic system. They play a key role in...
The lungs are respiratory organs located in our thoracic cavity, and they clean our blood of carbon dioxide and replenish it with oxygen. Oxygen-deficient blood is converted into oxygen-rich blood by the lungs. This process, called gas exchange, occurs in the alveoli. The air comes...
The knee is the biggest joint in the human body, and it connects the femur (the thigh bone) and the tibia (the shin bone). The knee joint also connects with the fibula (the smaller bone in the shin, located behind the tibia) through the patella...
Giardia lamblia, also known as Giardia duodenalis or Giardia intestinalis, is a parasite that causes an infection called giardiasis or lambliasis, which is relatively common in many developing countries. Since Giardia lamblia is a parasite, it needs a host to survive. However, G. lamblia cysts...
The circulatory or cardiovascular system ensures that blood circulates into the organs and tissues of our body, carrying oxygen and nutrients and removing carbon dioxide and other waste products. Oxygen-rich blood is carried into the organs through arteries and capillaries, and once the tissues have...