71 results found

Search Results for: stimulate

Regulation of Organic Metabolism, Growth and Energy Balance

Organic Metabolism Events of Absorptive and Post-absorptive States. The absorptive state is the period during which... Read More

Human Reproduction

Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More

Humoral immunity

Let’s get to know where one should place humoral immunity, the topic of today’s discussion!! By the end of the article,... Read More

Digestion and Absorption of Food

The gastrointestinal (GI) system includes the gastrointestinal tract (mouth, pharynx, esophagus, stomach, small intestine,... Read More

Stimulus

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

Inhibitory postsynaptic potential

Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... Read More

Stimulation

Stimulation 1. The act of stimulating, or the state of being stimulated. 2. (Science: physiology) The irritating action of... Read More

Hypertrophy

Hypertrophy Definition Hypertrophy refers to the enlargement or increase in the size of an organ or tissue due to the... Read More

Antigen

Antigen Definition What is an antigen? A simple definition is that an antigen refers to any substance that triggers an... Read More

Peristalsis

What is Peristalsis? Peristalsis is the series of involuntary, wave-like muscle movements in the cylindrical, hollow tube... 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

Monocyte

Monocytes Definition Monocytes are a subset of white blood cells (WBCs) or leukocytes that originate in the bone marrow.... 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

Feedback mechanism

Feedback Mechanism Definition What is a feedback mechanism? A feedback mechanism is a physiological regulation system in a... Read More

Oxytocin

Definition noun, plural: oxytocins An antidiuretic peptide hormone (chemical formula: C46H66N12O12S2) produced chiefly by... Read More

Immunogen

Definition noun, plural: immunogens Any substance that stimulates an immune response, such as production of specific... Read More

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Growth hormone

Definition noun, plural: growth hormones A polypeptide hormone that in humans and other animals essentially promotes... Read More

Motogen

motogen (Science: cell biology) term proposed for substances that stimulate cell motility by analogy with those that... 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

Tap water enema

An injection of plain water into the rectum in order to stimulate a bowel movement. Uusally given to relieve constipation... Read More

Agglutinogen

Definition noun, plural: agglutinogens Any substance that acts as an antigen to stimulate production of specific... Read More

Autocrine signaling

Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More

Cleansing enema

An injection of a liquid into the rectum or colon with the purpose of stimulating a bowel movement. Generally given as a... Read More

Testosterone

Definition noun, plural: testosterones A steroid hormone with a chemical formula of C19H28O2, and is regarded as the primary... Read More

T-helper cell

Definition noun, plural: T-helper cells A type of T lymphocyte that assists by activating antigen-presenting leukocytes,... Read More

Digestive Enzymes

Have you ever thought about what happens to the food after you have taken it into your mouth? How those big steak pieces... Read More

Efferent neuron

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

Enzyme

An enzyme is a biomolecule that can be synthesized biologically (naturally occurring) or through other processes... 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

Pyrogen

Definition noun, plural: pyrogens A substance inducing fever by acting on the hypothalamic thermoregulatory center and... Read More

Bacteroides caccae

Definition Noun A gram-negative non spore-forming anaerobic and rod-shaped bacterium involved in inflammatory bowel diseases... Read More

Pseudogamy

Definition noun (1) A form of parthenogenesis wherein the sperm stimulates the egg cell to develop into an embryo without... Read More

Galvanism

Definition noun, plural: galvanisms (biology) Muscle contraction stimulated by an electric current (medicine) Therapeutic... Read More

G cell

Definition noun, plural: G cells The cell that secretes gastrin, and chiefly located in the stomach and... Read More

Lipogenesis

Lipogenesis Definition Lipogenesis is the process of producing lipid or fat to store biochemical energy for later metabolic... Read More

The Human Physiology

Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiological... 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

Animal Growth Hormones

Reviewed by: Mary Anne Clark, Ph.D. As mentioned in the previous tutorial, hormones are produced in... Read More

DNA Structure & DNA Replication

Previous pages in this tutorial have described the basics of a cell, the energy required by these cells and how energy is... Read More