69 results found

Search Results for: transverse

Single transverse palmar crease

Definition noun The single crease or line extending across the palm, and formed by the fusion of the proximal and the... Read More

Longitudinal section

Longitudinal Section Definition To describe the direction of movements and location of different body structures, a... Read More

Binary fission

Binary Fission Definition What is binary fission? In biology, binary fission is a type of asexual reproduction where a... Read More

Anatomical plane

An anatomical plane refers to a hypothetical plane used in describing the location of bodily structures or movement... Read More

Palmar crease

Definition noun, plural: palmar creases A crease or line on the palm Supplement The lines on the palm called palmar creases... Read More

Peritoneum

What is the Peritoneum? The term peritoneum refers to the serous membrane that constitutes the biologically active inner... Read More

Median plane

In anatomy, the median plane refers to a plane passing vertically through the midline. It divides the body into left and... Read More

Sarcoplasmic reticulum

Definition noun plural: sarcoplasmic reticula (cell biology) The special type of smooth endoplasmic reticulum found in... Read More

Osteon

What is an Osteon? In osteology (the study of bony structures and skeleton), the osteons (or Haversian systems) are the... 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

Articulatio tarsi transversa

Definition noun Latin term for transverse tarsal articulation, which is a unit composed of talo-navicular joint and the... Read More

Dinoflagellate

A dinoflagellate is a flagellate algae characterized by their two flagella of unequal length. One of the flagella is lying... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Metamerism

Metamerism Definition Metamerism is the repetition of homologous body segments. This type of development can be seen in the... 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

Banding pattern

Definition noun, plural: banding patterns (genetics) The characteristic pattern of light and dark transverse bands on a... Read More

Sigmoid sulcus

sigmoid sulcus --> groove for sigmoid sinus A broad groove in the posterior cranial fossa, first situated on the lateral... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Diarthrodial joint

What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More

Voluntary muscle

Definition noun, plural: voluntary muscles A muscle that can be controlled voluntarily Supplement Some of the muscles of the... Read More

Sarcolemma

Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More

Microscopic section

microscopic section --> section 1. The act of cutting, or separation by cutting; as, the section of bodies. 2. A part... Read More

Perineum

Definition noun, plural: perinea (anatomy) The region between the anus and the vulva; the region between the scrotum and the... Read More

Egestion

Egestion is the act or process of voiding or discharging undigested food as faeces. To egest means to discharge undigested... Read More

Arcus vertebrae

Arcus vertebrae --> vertebral arch The posterior projection from the body of a vertebra that encloses the vertebral... Read More

Subcostal line

subcostal line A transverse line transecting the inferiormost border of the thoracic cage, indicating the subcostal... Read More

Osteocyte

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

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a type of reproduction that does not... Read More

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More

Antecubital fossa

Antecubital Fossa Definition The antecubital fossa or the cubital fossa is the triangular-shaped hollow depression between... Read More

Sieve plate

Definition noun, plural: sieve plates The perforated transverse wall between two sieve elements in vascular plants... Read More

Semilunar valve

The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More

Velvet worm

Definition noun, plural: velvet worms Any of the invertebrates belonging to the phylum Onychophora, and characterized by... Read More

Sieve-tube element

Definition noun, plural: sieve tube elements A specialized type of sclerenchyma cell that forms a sieve tube of... Read More

Suberin

Definition noun, plural: suberins (botany) A lipophilic complex polyester biopolymer that occurs in the cell... Read More

Casparian strip

Definition noun (botany) A strip or a band of cell wall material around the walls of endodermal cells of... Read More

Apoplast

Definition noun, plural: apoplasts (botany) The space in between the cells, such as that in the root of a plant, creating a... Read More

Cilium

Cilia Definition Cilia are hair-like structures found on the surface of many types of cells, including some mammalian... Read More

Internal capsule

Definition noun (anatomy) A fan-like, 8-10 mm thick of white matter separating the caudate nucleus and the thalamus from the... Read More