113 results found

Search Results for: abnormal

Abnormal

Abnormal Not normal, contrary to the usual structure, position, behaviour or rule. What is normal and what is... Read More

Respiration rate

Respiration Rate Definition Respiration rate is a vital life process that expresses the breathing rate in an organism... Read More

Cancer

Cancer definition In biology, cancer is defined as the malignant growth due to uncontrolled cell division. It is now used... Read More

Autosome

Autosomes can be described as the non-sex chromosomes that play diverse roles in the human body like harboring genes for the... Read More

Spermiogenesis

Spermiogenesis Definition Spermiogenesis is the stage of spermatogenesis wherein the spermatids differentiate into mature... Read More

Valgus

Valgus Definition Valgus means "outwardly turned bone". ‘Valgus’ refers to anatomical bone deformity wherein a part of... Read More

Leukocytosis

What Is Leukocytosis? Leukocytosis is a condition wherein the number of White Blood Cells (WBCs) is increased above the... Read More

Chromatids

Chromatid Definition Chromatids are found inside our cells. Chromatids are condensed chromosomes distinguishable during... Read More

Pathogen

What are Pathogens? Pathogens are defined as microscopic organisms, including viruses, bacteria, fungi, and parasites that... Read More

Growth

Growth Definition What is growth in biology? Growth is the irreversible increase of an organism’s size over a given... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Genetic Information and Protein Synthesis

Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More

Leukocyte

Leukocytes, also called the white blood cells (WBCs), inhabiting our immune system are the cells that exhibit astonishing... Read More

Erythrocyte

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

Inbreeding

Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More

Cross-linking

Cross-linking Definition Cross-linking, in general, means the forming of cross-links between the joining structures. In... Read More

Sphingolipidosis

Definition noun, plural: sphingolipidoses A lysosomal disease due to an abnormal sphingolipid... Read More

Adipose tissue

Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More

Diaphoresis

What is Diaphoresis? Diaphoresis is referred to excessive or profuse perspiration or sweating which may be due to... Read More

Frameshift mutation

Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More

Hyperplasia

Hyperplasia (Science: pathology) The abnormal multiplication or increase in the number of normal cells in normal arrangement... 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

Decerebrate rigidity

Definition noun An involuntary posturing whereby the arms are extended on the sides while the head is arched back, as... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Genome

Genome Definition What is a genome? As defined in biology, a genome is a complete set of deoxyribonucleic acid (DNA) within... Read More

Benign

Benign Definition How to define benign? The meaning of benign in a general sense is "beneficial" and "pleasant". Benign is... Read More

Respiration

Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More

Nervous colon syndrome

nervous colon syndrome (Science: syndrome) A common gastrointestinal disorder characterised by abdominal pain, bloating,... Read More

Consciousness and Behavior

States of Consciousness Defined either by (1) behavior - ranging from attentive and alert to coma and (2) electrical... Read More

Hemolysis

The breakdown or catabolism of red blood cells or erythrocytes that result in the expulsion of hemoglobin and other... Read More

Lipidosis

Definition noun, plural: lipidoses A type of lysosomal storage disease that is often caused by a deficiency of enzymes... Read More

Smooth endoplasmic reticulum

Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is part of or a region in the endoplasmic... Read More

Lactogen

Lactogen An agent that stimulates milk production or secretion. Origin: Lacto-- g. -gen, producing human placental lactogen... Read More

Body fluid

Body Fluids Definition What is body fluid? Literally, body fluid is the fluid of the body. The adult human body is ~50-60%... Read More

Sarcolemma

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

Chromosomes X and Y and Sex Determination

Reviewed by: Mary Anne Clark, Ph.D. In humans, the normal chromosome complement is 46, consisting of 22 pairs of... Read More

Fetus

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

Cilium

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

Proerythroblast

Definition noun, plural: proerythroblasts A progenitor cell that arises from the CFU-e, and then develops to become an... Read More

Contrast enhancement

Contrast enhancement The intravenous administration of water-soluble iodinated contrast material, which increases the CT... Read More