Search Results for: defect
Semilunar valve
The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More
Haemophilia
Definition noun A condition that is characterized by uncontrolled bleeding from the mouth, gums, lips, and tongue,... Read More
Rachischisis
Definition noun The embryological failure of the neural tube to fuse or close completely thereby resulting in the vertebrae... Read More
Genetic disorder
Definition noun, plural: genetic disorders A disorder caused by genetic abnormality Supplement A genetic disorder is a... Read More
Haemophilia A
Definition noun A form of haemophilia that is caused by a deficiency in blood clotting factor VIII due to a gene defect in... Read More
Hemoglobinopathy
Definition noun, plural: hemoglobinopathies A genetic disorder resulting in an abnormal globin structure in the hemoglobin... Read More
Fibrocartilage
What Is Fibrocartilage? Fibrocartilage is the strongest transitional connective tissue made up of collagen fibers and... Read More
Sex-linked disorder
Definition noun, plural: sex-linked disorders A genetic disorder caused by or linked to gene(s) located in the sex... Read More
Pair-rule gene
Definition noun A segmentation gene whose expression subdivides the embryo into a series of stripes, and sets the boundaries... Read More
Osteopetrosis
Definition noun, plural: osteopetroses A rare hereditary disorder in which the bones are becoming excessively dense, thick,... Read More
Principles of Hormonal Control Systems
Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More
Muscular dystrophy
muscular dystrophy A group of diseases characterised by progressive degeneration and/or loss of muscle fibres without... Read More
Enzymopathy
Enzymopathy Any disturbance of enzyme function, including genetic deficiency or defect in specific enzymes. Origin: enzyme -... Read More
Quadrantanopia
Definition noun, plural: quadrantanopias A visual field defect characterized by a loss of vision in a quarter section of the... Read More
Dissociation
Dissociation 1. The act of separating or state of being separated. 2. (Science: chemistry) The separation of a molecule into... Read More
Lethal mutation
Lethal Mutation Definition Genetic mutations come from changes in the DNA structure or sequencing in an organism. Often... Read More
Inbreeding
Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More
Aqueous humor
Definition noun, plural: aqueous humors A clear, watery body fluid secreted by the ciliary epithelium, and fills the... Read More
Association
Association 1. (Science: neurology) correlation involving a high degree of modifiability and also consciousness. 2.... Read More
Examples of Natural Selection
Reviewed by: Mary Anne Clark, Ph.D. Darwin's Finches Darwin's finches are an excellent example of the way in... Read More