37 results found

Search Results for: threshold

Threshold body

threshold body --> threshold substance Any material (e.g., glucose) that is excreted in the urine only when its plasma... Read More

Threshold substance

threshold substance Any material (e.g., glucose) that is excreted in the urine only when its plasma concentration exceeds a... Read More

Threshold limit value

threshold limit value The maximum concentration of a chemical recommended by the American Conference of government... Read More

Threshold trait

Threshold trait A trait that falls into natural groups that originate not in categorically distinct causes but in whether or... Read More

Neural Control Mechanisms

Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More

Supraliminal stimulus

Definition noun, plural: supraliminal stimuli A stimulus above the threshold of sensation or of awareness Supplement In... Read More

Subliminal stimulus

Definition noun, plural: subliminal stimuli (physiology) A stimulus inadequate to generate an action potential and thereby... Read More

Stimulus

We can detect hot or cold environments using our sense of temperature. When the temperature is too hot, sweating... Read More

Axon hillock

Axon Hillock Definition What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More

Inhibitory postsynaptic potential

Inhibitory postsynaptic potential is a type of postsynaptic potential where the binding of neurotransmitters with the... Read More

Excitatory postsynaptic potential

Definition noun A type of postsynaptic potential where the binding of neurotransmitters with the postsynaptic receptors... Read More

Trinucleotide repeat disorder

Definition noun, plural: trinucleotide repeat disorders Any of a set of genetic disorders caused by trinucleotide repeats... Read More

Liminal stimulus

Liminal stimulus --> threshold stimulus a stimulus of threshold strength, i.e., one just strong enough to excite. See:... Read More

Biome

Biome Definition What are biomes? There is no universal definition of biomes. But biome definition in biology of different... Read More

At Home in the Universe: The Search for the Laws of Self-Organization and Complexity

At Home in the Universe: The Search for the Laws of Self-Organization and Complexity  ... Read More

Algal bloom

'''algal bloom An algal bloom is a relatively rapid increase in the population of (usually) phytoplankton algae in an... Read More

Deglutition

Definition noun (physiology) The act or process of taking (food or drink) to the mouth and then conveying it through the... Read More

Axon terminal

An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... Read More

Insects

To learn more about arthropods, look at the previous tutorial. The Class Insecta of the Arthropoda Phylum is by far the... Read More

Glycosuria

Definition noun, plural: glycosuria The presence of atypically high sugar level in urine Supplement Glycosuria is a... Read More

Accommodation of nerve

Accommodation of nerve (Science: anatomy, nerve) The property of a nerve by which it adjusts to a slowly increasing strength... Read More

Dominance

Definition noun (general) The state of being dominant; supremacy (genetics) The property of a gene (or allele) when it... Read More

Generator potential

Definition noun A graded response to a stimulus, or a graded depolarization induced in the terminal of a sensory receptor,... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use

IV. Actions of Caffeine on Brain Functions and Behavior Having discussed the molecular and neuronal actions of caffeine,... Read More

Visual acuity

visual acuity (Science: microscopy) The ability to detect fine details or small distances with the eye. Visual acuity can... Read More

Preliminary

preliminary lying before: leading to: being at the threshold... Read More

Elimination

Elimination (Science: pharmacology) The act of expulsion or of extrusion, especially of drug expulsion from the... Read More

Saddle

saddle 1. A seat for a rider, usually made of leather, padded to span comfortably a horse's back, furnished with stirrups... Read More

Weather

weather To undergo or endure the action of the atmosphere; to suffer meteorological influences; sometimes, to wear away, or... Read More

Limit

1. That which terminates, circumscribes, restrains, or confines; the bound, border, or edge; the utmost extent; as, the... Read More

Population

Living organisms typically prefer to live, grow and survive in groups. Except for some species that prefer solitude - both... Read More

Spot the match – wildlife photo-identification using information theory

Spot the match – wildlife photo-identification using information theory   Conrad W Speed,1,2 Mark G Meekan,2 and Corey... Read More

The Fungi

The Fungi What are the Fungi? The Fungi are the great saprophytes, the master recyclers.  They are the black rot, the... Read More

Overview of Chirology

Psychodiagnostic Chirology (PDC) is a comprehensive diagnostic discipline applied by professional behavioral specialists in... Read More

Kidneys and Regulation of Water and Inorganic Ions

Renal Functions Kidneys remove/add substances from/to the plasma. Regulate water concentration, inorganic ion... Read More