Worms belong to the phylum Platyhelminthes, Aschelminthes and Annelida. They are all bilaterally symmetrical. E.g. tapeworm, roundworm, pinworm,... View Article
Flatworms have a well developed muscular system, which gives them the ability to contract and elongate extensively. It consists of subcuticular... View Article
Flatworms belong to the phylum Platyhelminthes. They are called flatworms due to their dorso-ventrally flattened body. They have an organ level... View Article
Flatworms are hermaphrodites, i.e. a single organism that carries both eggs and sperms. Reproduction in flatworms occurs by both asexual and... View Article
Planarians are hermaphrodites, i.e. a single organism carries both eggs and sperms. Reproduction in planaria is by both asexual and sexual means.... View Article
The most primitive type of nervous system is the diffuse nervous system, where nerve cells are distributed below the outer epidermis throughout... View Article
Yes, Platyhelminthes have a primitive brain from which one or more longitudinal nerve cord appears. A network of coordinating sub-epidermal,... View Article
Flatworms belong to the phylum Platyhelminthes. They are mostly endoparasites in animals as well as in humans and cause various diseases. E.g.... View Article
Inflammation of the intestine is the most common disorder associated with the digestive system. It can be caused by a viral infection, bacterial... View Article
The mouth is connected to the stomach by the pharynx and oesophagus. The gastro-oesophageal sphincter regulates the opening of oesophagus into... View Article
The physical process of digestion begins in the oral cavity by mastication and chewing by the action of teeth. The food is broken down into... View Article
The digestive system comprises the alimentary canal or gastrointestinal (GI) tract and the associated glands. The main parts of the alimentary... View Article
Ingestion is the process of taking in food from the mouth, which is then masticated and swallowed for further processing. Also Check: What... View Article
The chemical process of digestion starts in the mouth by the action of salivary amylase. It breaks down carbohydrates present in the food. Around... View Article
The three phases of gastric secretion are - The cephalic phase of gastric secretion - takes place as response to stimuli received by the... View Article
ATP is known as the energy currency of the cell. It is the principal molecule for storing and transferring energy in cells. It is used in various... View Article
Pharmacotherapeutics is the use of drugs for the prevention, treatment and diagnosis of diseases and for alteration of normal functions... View Article
Prothrombin or clotting factor II is a vitamin K–dependent coagulation factor or proenzyme. It functions in the blood coagulation cascade. When... View Article
PTT or Partial thromboplastin time is a blood test. It determines the time taken for blood to clot. This test can assist you with information... View Article