Technology, science and the universe
Nasal Swab
Nasal swabbing is a diagnostic test that involves collecting a sample of secretions from the nasal cavity. This procedure is performed using a swab, which is a stick with a cotton tip, that is gently…
Life sciencesNatural Hybrid
A natural hybrid is an organism that results from the genetic combination of two different species, occurring without human intervention. This phenomenon is found in various forms in nature, where…
Artificial intelligenceNatural Selection
Natural selection is the process by which species adapt to their environment, favoring the survival and reproduction of individuals with advantageous traits. This mechanism, proposed by Charles…
Life sciencesNausea
Nausea is a feeling of discomfort and unease in the stomach that is often accompanied by an urge to vomit. This symptom can be triggered by various causes, including gastrointestinal issues…
Life sciencesNausea and Vomiting
Nausea and vomiting are common symptoms that can occur in a variety of medical conditions. Nausea is described as a feeling of discomfort in the stomach that often precedes vomiting, which is the…
Life sciencesNauseant
The term 'nauseant' refers to any substance that induces the sensation of nausea, a discomfort that can lead a person to vomit. This phenomenon is a physiological response of the body to certain…
Life sciencesNectar
Nectar is a sweet liquid produced by flowers, primarily designed to attract pollinators such as bees, butterflies, and birds. This fluid is a mixture of sugars, amino acids, vitamins, and minerals…
Life sciencesNectarine
The nectarine is a smooth-skinned fruit that belongs to the same family as the peach, known as Prunus persica. Its appearance is similar to that of a peach, but it is distinguished by its smooth and…
Life sciencesNectarivore
Nectarivores are animals that primarily feed on nectar, a sweet liquid produced by flowers. This type of feeding is an adaptation that allows them to obtain not only energy but also essential…
Life sciencesNematode
Nematodes, also known as roundworms, are multicellular organisms belonging to the phylum Nematoda. They are characterized by their elongated, cylindrical bodies, which lack segments, distinguishing…
Life sciencesNematology
Nematology is the branch of biology that studies nematodes, a diverse group of multicellular organisms belonging to the phylum Nematoda. These organisms, commonly known as roundworms, are…
Life sciencesNeophyte Hybrid
The term 'Neophyte Hybrid' refers to a hybrid plant that is recently introduced into an ecosystem. These plants are the result of combining two or more different species, which gives them unique…
Life sciencesNeoplasm
Neoplasia refers to an abnormal mass of tissue that can be benign or malignant. This term comes from Greek, where 'neo' means new and 'plasis' translates to formation. Neoplasias result from…
Life sciencesNephrectomy
Nephrectomy is a surgical procedure that involves the removal of one of the kidneys. This type of surgery can be total, where the affected kidney is completely removed, or partial, where only a part…
Life sciencesNephrology
Nephrology is a medical specialty that focuses on the study of kidney physiology and diseases. This branch of medicine encompasses a wide range of conditions affecting renal function, including…
Life sciencesNest
A nest is a structure built by animals to hold their eggs or young. These constructions can vary significantly in shape, size, and material, depending on the species that creates them. Nests are…
Life sciencesNesting Site
A nesting site is a specific location where animals build their nests, which is a crucial aspect of their life cycle. These sites can vary significantly depending on the species, environment, and…
Life sciencesNettle
Nettle is a flowering plant belonging to the genus Urtica, known for its stinging hairs that can cause skin irritation upon contact. These plants are commonly found in temperate and tropical regions…
Life sciencesNeurocognitive Disorders
Neurocognitive disorders are conditions that impact an individual's cognitive function, resulting from neurological problems affecting the brain. These conditions can manifest in various forms…
Life sciencesNeuroinformatics
Neuroinformatics is the application of computer science to the field of neuroscience, integrating computational tools for the analysis and modeling of neurobiological data. This discipline aims to…
Life sciencesNeuropathy
Neuropathy is a disorder resulting from damage to the peripheral nerves, which are the nerves connecting the central nervous system to the rest of the body. This damage can lead to a variety of…
Life sciencesNeuroprosthetics
Neuroprosthetics are devices designed to replace or enhance the function of the nervous system, allowing for the restoration of motor or sensory capabilities in individuals who have suffered injuries…
Life sciencesNeutrophil
Neutrophils are a type of white blood cell, specifically a type of leukocyte, that plays a crucial role in the immune system of the human body. They are characterized by their ability to phagocytize…
Life sciencesNext-Generation Sequencing
Next Generation Sequencing (NGS) refers to various modern sequencing technologies that enable the rapid sequencing of large amounts of DNA. Unlike traditional sequencing techniques, which were slower…