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Search Results for: circulatory system

Circulatory system

Circulatory System Definition noun The organ system responsible for the circulation and transport of oxygen, carbon... Read More

Closed circulatory system

Definition noun A type of circulatory system where blood circulates within closed vessels, thus, blood is distinct from... Read More

Open circulatory system

Definition noun A type of circulatory system wherein the hemolymph bathes the organs and tissues directly thus there is no... Read More

Circulatory fluid

Definition noun The fluid confined within the vessel in a closed circulatory system or that contained in a cavity (hemocoel)... Read More

Fetus

The science of Embryology and Fetal development has fascinated mankind since time immemorial. After the embryonic stage, the... Read More

Arthropod

Arthropod Definition What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... Read More

Phylum

Just like it is easy to identify and sort anything in the supermarkets when placed in the right section with proper display... 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

Cardiovascular system

Definition noun The organ system in which the blood is pumped through the heart and circulates throughout the body through... Read More

Anatomy

Anatomy Definition Often we hear the term 'anatomy' while learning about the body and how it works. What is anatomy? What... Read More

Lymphatic duct

Definition noun, plural: lymph ducts A lymphatic vessel that carries lymph and drain it into the subclavian... Read More

Erythrocyte

Erythrocyte Definition Erythrocytes (red blood cells or RBCs) are the myeloid series of specialized cells that play an... Read More

Exudate

What is an exudate? The inflammation or injury in a tissue result in increased permeability of the blood vessels that... Read More

Organization

Organization Definition The meaning of the term "organization" is very simple. It means the state wherein things are... Read More

Autocrine signaling

Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Coelom

Definition noun, plural: coeloms (1) A fluid-filled body cavity formed from the splitting of lateral plate mesoderm during... Read More

System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More

Sagittal plane

The sagittal plane is the plane that allows us to see the world in bilateral symmetry. Whether reaching for a high shelf,... Read More

Triploblastic

Triploblastic Definition A triploblastic animal had three main layers of tissue during embryonic development. The central... Read More

Plasma volume

Definition noun The total volume of the blood plasma in the circulatory system Supplement The blood is comprised of plasma... Read More

Homeostasis

Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

Haemocoel

Definition noun, plural: haemocoels The body cavity in between organs whereby the hemolymph circulates through Supplement In... Read More

Biological Viruses

The prime directive of all organisms is to reproduce and survive and this also applies to viruses. Apparently, viruses are... Read More

Red blood cell

Definition noun, plural: red blood cells The blood cell containing hemoglobin and functions primarily to transport... Read More

Hemoglobin

Definition noun, plural: hemoglobins A biomolecule made up of haeme (i.e. oxygen-carrying, nonprotein, ferrous component)... Read More

Cell theory

What Is Cell Theory? Biological cell theory explains the idea of organismal constitution, structure, and function. It... Read More

Homeostasis of Organism Water Regulation

Osmoregulation Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the... Read More

Hemocoel

Definition noun, plural: hemocoels The body cavity found in many invertebrates where the hemolymph circulates... Read More

Transudation

Definition noun (1) The act, process, or condition of transuding, i.e. the oozing or passing gradually of a liquid possibly... Read More

A Balanced Vitamin Diet – Vitamins A – K

As mentioned in the previous tutorial, a balanced diet is essential to a healthy organism. Deficiencies in particular... Read More

Growth and Development of a Human Baby

Continued from the initial human reproduction of the previous page in this tutorial. Upon arrival in the uterus, the... Read More

Chelicerate

Definition noun, plural: chelicerates Any of the species belonging to the subphylum Chelicerata Supplement The chelicerates... Read More

The Human Physiology

Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiological... Read More

Camelid

Camelid Definition A canelid refers to any of the even-toed ungulates of the family Camelidae, e.g. camels, llamas,... Read More

Monogenea

Definition noun A group of ectoparasitic tapeworms of the phylum Platyhelminthes Supplement The phylum Platyhelminthes... Read More

Cell adhesion

Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More

Human

Human Definition A human is a bipedal hominin characterized by having a higher and vertical forehead compared with earlier... Read More

Ant

Ant Definition An ant is an insect belonging to the family Formicidae. It belongs to the order Hymenoptera, together with... Read More