Search Results for: anal
Alimentary canal
Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More
Postanal gut
Definition noun A postrectal extension of the embryonic hindgut to the cloacal membrane where the anal opening... Read More
Digestive Enzymes
Have you ever thought about what happens to the food after you have taken it into your mouth? How those big steak pieces... Read More
Digestion and Absorption of Food
The gastrointestinal (GI) system includes the gastrointestinal tract (mouth, pharynx, esophagus, stomach, small intestine,... Read More
Cephalochordate
Definition noun, plural: cephalochordates Any of the small, elongated, segmented, fish-like chordates that belong to the... Read More
Kingdom Animalia
Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More
Triploblastic
Triploblastic Definition A triploblastic animal had three main layers of tissue during embryonic development. The central... Read More
Sigmund Freud and Carl Gustav Jung
Sigmund Freud Sigmund Freud was a famous Austrian neurologist (1856 - 1939), who stated that dreams were the manifestation... Read More
Enterobius vermicularis
Definition noun Human pinworm that inhabits the rectum of its host Supplement Enterobius vermicularis (formerly Oxyurias... Read More
Intracellular digestion
Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More
Osteichthyes
Definition noun A taxonomic superclass of a diverse group of fish that have skeletons composed primarily of bone... Read More
Chondrichthyes
Definition noun A taxonomic class comprised of cartilaginous fish Supplement Chondrichthyes is taxonomic superclass of... Read More
Sexually transmitted disease
Definition noun, plural: sexually transmitted diseases (pathology) A disease that is primarily contracted through sexual... Read More
Natal cleft
Definition noun (1) The cleft or sulcus as a result of the anchoring of the deep layers of the skin to the anococcygeal... Read More
Overview of Chirology
Psychodiagnostic Chirology (PDC) is a comprehensive diagnostic discipline applied by professional behavioral specialists in... Read More
Trichomoniasis
Definition noun (pathology) A sexually transmitted infection caused by a trichomonad species, especially Trichomonas... Read More
Corrugator cutis muscle of anus
Corrugator cutis muscle of anus smooth muscle fibres radiating from the anal opening superficial to the external... Read More
Scent glands
scent glands exocrine glands in animals which secrete scents which either repel or attract other animals, e.g. Perianal... Read More
Stratified squamous epithelium
Definition noun, plural: stratified squamous epithelia A type of stratified epithelium in which the topmost layer is made up... Read More
New Zealand’s Unique Flora
By: Maria Victoria Gonzaga In the previous lesson, we've come to know some of the most fascinating endemic... Read More