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Search Results for: movement

Movement of Molecules Across Cell Membranes

Diffusion Diffusion is essentially the movement of molecules from a region of higher concentration to a region of lower... Read More

Movement

movement 1. The act of moving; change of place or posture; transference, by any means, from one situation to another;... Read More

Diarthrodial joint

What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More

Nastic movement

Definition noun, plural: nastic movements The non-directional movement (of plants) in response to a stimulus (e.g. humidity,... Read More

Antagonistic Muscle

Definition of Antagonistic Muscle What does the term “antagonistic” mean? As the name suggests, the word antagonistic... Read More

Flagellum

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

Ectoplasm

Definition Of Ectoplasm The peripheral part of the cytoplasm which is clear, gel-like, rigid, and agranular part is known... Read More

Peristalsis

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

Hypertonic solution

Hypertonic Solution Definition Hypertonic solution is a relative term that describes the solution having a higher amount of... Read More

Diffusion

Diffusion Definition Diffusion is the net passive movement of molecules or particles from regions of higher to regions of... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Involuntary muscle

A muscle act typically either under the control of the will or without conscious control. Muscles that can be controlled at... Read More

Amoeboid movement

Definition noun A crawling-like type of movement in which the cell forms temporary cytoplasmic projections called... Read More

Concentration gradient

What is a concentration gradient? A gradient is a measure of how steep a slope is. Thus, a concentration gradient would be... Read More

Decomposition of movement

Decomposition of movement a manifestation of cerebellar disease in which a muscular movement is not carried out smoothly but... Read More

Streaming movement

streaming movement The form of movement characteristic of the protoplasm of leukocytes, amoebae, and other unicellular... Read More

Pendular movement

pendular movement A to-and-fro movement of the intestine, without any propelling or peristaltic action, whereby the contents... Read More

Gregarine movement

Gregarine movement (Science: biology, microbiology) peculiar gliding movement shown by gregarines (Protozoa), the mechanism... Read More

Cilium

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

Osmosis

Osmosis is the net movement of solvent molecules through a semipermeable membrane. It is similar to diffusion as the... Read More

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Isotonic

Isotonic Definition What does isotonic mean? The term "isotonic" is used in physiology, anatomy, and physical chemistry.... Read More

Kinesis

Definition noun, plural: kineses A behavioral response of a cell or an organism to a stimulus but not directionally oriented... Read More

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Condyloid joint

A joint is a point where two bones are attached and are capable of movement. The joints not only provide the movements of... Read More

Osmotic pressure

Osmotic Pressure Definition Osmotic pressure is the pressure caused by a difference in the amounts of solutes (or... Read More

Turgor pressure

In biology, turgor pressure pertains to the pressure that is exerted by the fluid (e.g. water) against the cell wall. It is... Read More

Alimentary canal

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

Simple diffusion

Diffusion is essential in the anatomy and physiology of a living thing, especially with regard to homeostasis. It is one of... Read More

Active transport

Active transport is a type of cellular transport in which substances (e.g. ions, glucose, and amino acids) are transported... Read More

Facilitated diffusion

Facilitated diffusion is the transport of substances across a biological membrane from an area of higher concentration to an... Read More

Skeletal system

What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More

Passive transport

Passive transport is a type of cellular transport in which substances such as ions and molecules move down their respective... Read More

Equilibrium

Equilibrium Definition In Biology Equilibrium refers to the state of balance and stability. In biology, equilibrium is... Read More

Amoeba

Amoeba Definition The term amoeba, also spelled ameba, describes any cell exhibiting amoeboid movement. Amoeboid movement... 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

Nyctinasty

Definition noun, plural: nyctinasties (botany) The nastic movement of plant parts such as leaves and petals in response to... Read More

Sagittal plane

The sagittal plane is the plane that allows us to see the world in bilateral symmetry. Whether reaching for a high shelf,... Read More