36 results found

Search Results for: disc

Z disc

Definition noun, plural: Z discs The region or line formed in the sarcomere into which the thin filaments are... Read More

Intercalated discs

Intercalated disc An electron dense junctional complex, at the end to end contacts of cardiac muscle cells, that contains... Read More

Disc

Disc (Science: plant biology) a plate or rim of tissue, derived from the receptacle of a flower, occurring between whorls of... Read More

Discus intervertebralis

Discus intervertebralis --> intervertebral disc (Science: anatomy) The intervertebral discs or nucleus pulposus are a... Read More

Asteraceae

'Asteraceae'', composite family. A single family enclosed in order Asterales in subclass Asteridae. The other name -... Read More

Epiblast

Definition noun (embryology) The outer (upper) ectodermal layer of the embryonic disc, closer to the amniotic cavity, and... Read More

Discus articularis

Discus articularis --> articular disc a plate or ring of fibrocartilage attached to the joint capsule and separating the... Read More

Discoidal cleavage

Definition noun (embryology)A meroblastic cleavage wherein the cytoplasmic divisions are restricted to the animal pole,... Read More

Transdetermination

transdetermination (Science: cell biology) change in determined state observed in experiments on drosophila imaginal... 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

Hypoblast

Definition noun (embryology) The inner (lower) layer of the embryonic disc, located beneath the epiblast Supplement In... Read More

Blind spot

Definition noun (1) Anatomically, the region in the retina that is not sensitive to light and where the optic nerve and... Read More

Rhizophora

Definition noun (botany) A genus of the family Rhizophoraceae which includes the true mangroves Supplement Rhizophora is a... Read More

Intra-articular cartilage

Intra-articular cartilage --> articular disc a plate or ring of fibrocartilage attached to the joint capsule and... Read More

Sarcolemma

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

Punctum caecum

Definition noun A region in the retina that does not contain photoreceptors thus leads to the normal blind spot in the... Read More

Gap junction

Definition noun, plural: gap junctions A type of cell junction characterized by the intercellular channel that is formed in... Read More

Chloroplast

Chloroplast Definition What is chloroplast? In biology, a chloroplast refers to the organelle found within the cell of... Read More

Oxyhemoglobin

Definition noun, plural: oxyhemoglobins A bright red hemoglobin carrying oxygen molecule Supplement One of the main... Read More

Zone of inhibition

Definition noun (microbiology) The clear region around the paper disc saturated with an antimicrobial agent on the agar... Read More

Kinetochore

Definition noun, plural: kinetochores A protein complex that assembles at the centromeric region of the chromosome during... Read More

Flower

Definition noun, plural: flowers Sexual reproductive structure of plants, especially of angiosperms (flowering... Read More

Cell plate

Definition noun A disc like structure in the plane of the equator of the spindle that separates the two sets of chromosomes... Read More

Articular surface

Definition The surface of a joint at which the ends of the bones meet. Supplement Joints may be classified based on the... Read More

Addisons clinical planes

Addisons clinical planes a series of planes used as landmarks in thoracoabdominal topography; the trunk is divided... Read More

Pleiotropy

Pleiotropy Definition When one single gene starts affecting multiple traits of living organisms, this phenomenon is known... Read More

Stylus

stylus An instrument for writing. See style. 2. That needle-shaped part at the tip of the playing arm of phonograph which... Read More

Platelet

Definition noun, plural: platelets A discoid cellular fragment (2–3 µm diameter) important for blood coagulation and for... Read More

Vertebra

Definition noun, plural: vertebrae, vertebras Any of the irregular bony structure with some hyaline cartilage that make up... Read More

Incisura vertebralis

Incisura vertebralis --> vertebral notch One of the two concavities above (superior) and below (inferior) the pedicle of... Read More

Vertebral notch

vertebral notch One of the two concavities above (superior) and below (inferior) the pedicle of a vertebra; the notches of... Read More

Sternal angle

sternal angle The angle between the manubrium and the body of the sternum at the manubriosternal junction. Marks the level... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More

Cardiac muscle

Definition noun, plural: cardiac muscles (1) The heart muscle of the vertebrates (2) myocardium Supplement The muscles of... Read More

Disk

Disk 1. A discus; a quoit. Some whirl the disk, and some the javelin dart. (Pope) 2. A flat, circular plate; as, a disk of... Read More

Bryophytes

Bryophytes (nonvascular plants) do not have xylem or phloem. The habitations of this plant group are widely varied and... Read More