64 results found

Search Results for: contract

Contract

Contract 1. To shorten; to become reduced in size; in the case of muscle, either to shorten or to undergo an increase in... 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

Contracts

Contract services outside services provided to an institution under a formal financial... Read More

Smooth muscle

The smooth muscle can be described as a type of muscle in the human body that is non-striated and involuntary in action.... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Narrow

narrow 1. Of little breadth; not wide or broad; having little distance from side to side; as, a narrow board; a narrow... Read More

Semilunar valve

The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... 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

Bind

Bind 1. To tie, or confine with a cord, band, ligature, chain, etc.; to fetter; to make fast; as, to bind grain in bundles;... Read More

Egestion

Egestion is the act or process of voiding or discharging undigested food as faeces. To egest means to discharge undigested... Read More

Sphincter

A sphincter (from the Greek sphinkter, meaning that which binds tight) is a ring-like band of muscle fibers that contracts a... Read More

Antagonistic Muscle

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

Agonist muscle

Definition noun A muscle that contracts while another muscle relaxes Supplement Muscles may be classified according to the... Read More

Involuntary muscle

Definition noun, plural: involuntary muscles A muscle that contracts without conscious control Supplement A muscle may... Read More

Wrinkles

wrinkle 1. A small ridge, prominence, or furrow formed by the shrinking or contraction of any smooth substance; a... Read More

Paradox

paradox That which is apparently, though not actually, inconsistent with or opposed to the known facts in any case. Origin:... Read More

Directed case study method for teaching human anatomy and physiology

DIRECTED CASE STUDY METHOD FOR TEACHING HUMAN ANATOMY AND PHYSIOLOGY William H. Cliff and Ann W. Wright Department of... Read More

Unstriated muscle

unstriated muscle --> smooth muscle (Science: anatomy, pathology, physiology) muscle tissue in vertebrates made up from... Read More

Motor point

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

Nerve impulse

Definition noun (1) The movement of action potential along a nerve fiber in response to a stimulus (such as touch, pain,... Read More

Ruffle

ruffle 1. (Science: cell biology) projections at the leading edge of a crawling cell. In time lapse films the active edge... Read More

Amaurotic pupil

Amaurotic pupil pupil in an eye that is blind because of ocular or optic nerve disease; this pupil will not contract to... Read More

Atrial syncytium

Definition noun A network of cardiac muscle cells connected by gap junctions that allows coordinate contraction of the... Read More

Penis erection of the

penis, erection of the When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora... Read More

Neuromuscular junction

Definition noun A chemical synapse between a motoneuron and a muscle fiber, through which a signal is transmitted that... Read More

Starlings law

Definition noun Starling’s law states that the force of contraction depends on the length of muscle fibers of the heart... Read More

Ventricular syncytium

Definition noun A network of cardiac muscle cells connected by gap junctions that allows coordinate contraction of the... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Nectophore

Definition noun, plural: nectophores The swimming bell in (the colony of) siphonophores Supplement The nectophores are the... 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

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Respiration

Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More

Digestion and Absorption of Food

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

Human Reproduction

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

Expands

Expand to become widely opened, spread apart, dilated, distended, or enlarged; as, flowers expand in the spring; metals... Read More

Respiratory system

Definition noun An organ system comprised of organs and structures associated for respiration or gas exchange Supplement An... Read More

Myometrium

Definition noun, plural: myometria The middle layer of the uterine wall, made up chiefly of smooth muscle tissue involved in... Read More

Diminish

Diminish 1. To make smaller in any manner; to reduce in bulk or amount; to lessen; opposed to augment or increase. Not... Read More

Minute

minute 1. The sixtieth part of an hour; sixty seconds. (Abbrev. M.; as, 4 h. 30 m) Four minutes, that is to say, minutes of... Read More

Straw

straw 1. A stalk or stem of certain species of grain, pulse, etc, especially of wheat, rye, oats, barley, more rarely of... Read More