78 results found

Search Results for: motor

Motor neuron

Definition noun, plural: motor neurons A type of neuron connected to a muscle fiber and originates from the central nervous... Read More

Motor point

Definition noun, plural: motor points The most electrically excitable area of the muscle wherein a minimum amount of... Read More

Control of Body Movement

Motor Control Hierarchy A motor program is the pattern of neural activities required to perform a movement is created and... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... 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

Motor

motor (Science: neurology, physiology) A muscle, nerve or centre that effects or produces... Read More

Interneuron

Definition noun, plural: interneurons (1) Any local circuit neuron of the central nervous system that relays impulses... Read More

Bell-Magendie law

Definition noun The principle referring to the separation of sensory and motor neurons of the spinal cord, where the... Read More

Efferent nerve

Definition noun, plural: efferent nerves The type of nerve that carries nerve impulses away from the central nervous system... Read More

Afferent Nerve

Afferent Nerve Definition The word ‘aferent’ means "steering or conducting something towards a destination". The... Read More

Efferent neuron

Definition noun, plural: efferent neurons A neuron with an axon that carries nerve impulses peripherally, and innervates... Read More

Ganglion

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Myosin

Definition noun, plural: myosins A family of motor ATPases that interact with f actin filaments Supplement Myosins belong to... Read More

Ganglia

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Portio minor nervi trigemini

portio minor nervi trigemini --> motor root of trigeminal nerve (Science: anatomy, nerve) The smaller root of the... 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

Sensory neuron

Definition noun, plural: sensory neurons A type of neuron that transmits sensory nerve impulses Supplement The neurons are... Read More

Cranial nerve

Definition noun, plural: cranial nerves Any of the paired nerves emerging from the brain (including the brainstem but not... Read More

Somatic nervous system

Definition noun The part of the peripheral nervous system that consists of afferent nerves responsible in relaying motor and... Read More

Cortex

Definition noun, plural: cortexes, cortices (anatomy) The outer layer or region of a structure or an internal organ (botany)... Read More

Reflex arc

Definition noun, plural: reflex arcs A neural pathway that controls reflex reactions Supplement In physiology, a reflex... Read More

Radix ventralis

radix ventralis --> ventral root The motor root of a spinal nerve. Synonym: radix anterior, radix motoria, anterior root,... 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

The Conscious & Unconscious Nervous System

The Central Nervous System is arguably the most important part of the body because of the way it controls the biological... Read More

Brake

Brake 1. (Science: botany) a fern of the genus Pteris, especially. The P. Aquilina, common in almost all countries. It has... Read More

Stimulus

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

An introduction to Homeostasis

Researched and Written by Jonjo Minns Submitted to biologyonline.com on February 25, 2009. Published in biologyonline.com... Read More

Twitch muscle

twitch muscle (Science: physiology) striated muscle innervated by a single motoneuron and having an electrically excitable... Read More

Agitation

Agitation a state of anxiety accompanied by motor... Read More

Reflect

reflect 1. To bend back. 2. To throw back, as of radiant energy from a surface. 3. To meditate; to think over a matter. 4.... Read More

Afferent neuron

Definition noun, plural: afferent neurons A type of neuron that detects stimulus from the periphery and relays nerve... Read More

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Abdominal reflex

Definition noun, plural: abdominal reflexes Abdominal wall muscle contraction of the umbilicus toward the abdominal quadrant... Read More

Tissue

Tissue Definition What is tissue in the body? The body tissue is an aggregation of cells that function together and have a... Read More

Terminal nerve

Definition noun, plural: vagus nerves A small cranial nerve that courses anteriorly along the olfactory... Read More

Cognition

Cognition (from the Latin cognitio, meaning “knowledge", "perception", "trial”) is the mental process of knowing,... Read More

Medial longitudinal fissure

Definition noun A median fissure separating the two hemispheres of the vertebrate brain Supplement The cerebrum of... Read More

Jaw jerk reflex

Definition noun A stretch reflex that manifests as the contraction of the masseter and the temporalis muscles in response to... Read More

Brush

Brush 1. An instrument composed of bristles, or other like material, set in a suitable back or handle, as of wood, bone, or... Read More