111 results found

Search Results for: sensory

Sensory Systems

A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal and... Read More

Sensory neuron

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

Ganglia

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

Afferent Nerve

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

Sensory cell

sensory cell A cell in the peripheral nervous system that receives afferent (sensory) input; sensory receptor... Read More

Sensory

sensory (Science: otolaryngology) Pertaining to or subserving sensation. Origin: L.... Read More

Stimulus

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

Cilium

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

Homeostasis

Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... 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

Nervous tissue

Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... Read More

Interneuron

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

Dendrite

Dendrite Definition Dendrites are the protoplasmic projections from the neuron cells that receive the electrochemical... Read More

Antecubital fossa

Antecubital Fossa Definition The antecubital fossa or the cubital fossa is the triangular-shaped hollow depression between... Read More

Flagellum

Flagellum Definition Flagellum is a slender, hair-like structure composed of a complex arrangement of multiple proteins,... Read More

Neurology of Illusions

As mentioned in the previous tutorial, Human Perception, illusions can be caused by mental disorders or misreading of the... Read More

Afferent neuron

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

Somatosensory system

Definition noun A sensory system comprised of neural receptors located mainly in the skin and certain internal organs for... Read More

Hypersensitivity

Hypersensitivity Definition Hypersensitivity is the exaggerated immune response to protect the human from foreign bodies... 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

Scratch reflex

Definition noun, plural: scratch reflexes (1) A spinal reflex characterized by a response to the activation of sensory... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Dorsal root ganglion

Definition noun, plural: dorsal root ganglia (neuroanatomy) The ganglion on the dorsal root of every spinal nerve. It is... Read More

Somatic nervous system

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

Thermoreceptor

Definition noun, plural: thermoreceptors The sensory nerve ending in a sensory cell sensitive to changes in temperature... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Reflex arc

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

Wuchereria bancrofti

Definition A species of the family Onchocercidae that infects the lymphatic system and causes lymphatic... 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 BehaviorHaving discussed the molecular and neuronal actions of caffeine,... Read More

The Human Nervous System

The nervous system is essentially a biological information highway, and is responsible for controlling all the biological... Read More

Internal capsule

Definition noun (anatomy) A fan-like, 8-10 mm thick of white matter separating the caudate nucleus and the thalamus from the... 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

Generator potential

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

Proprioception

Definition noun A sensory perception of motion and relative position of the body through the receptors in tissues such as... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Axon

What Is Axon? An axon is a thin, long fiber of a nerve cell (or neuron). It transmits electrical impulses from the cell... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More

Organism

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and... Read More