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Biomed key Terms

This will help you study for your exam on Wed.

Terms

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Catalyst
Enables a chemical reaction
Hypothesis
Educated guess
calorie
amount of heat energy it takes to raise water 1g
Alpha-globin
polypeptide chain of hemoglobin
Element
Smallest particle that retains all the properties of the substrate and is composed of one or more atoms
System
Collection of components organized to complete a task
Glucose
Monomer of carbohydrate
Chemical reaction
Chemical transformation or change
Chemical bond
attractive force that holds atoms together
Mitral valve
Guards the opening between the left atrium and the left venrticle
Diastolic pressure
blood pressure between heart contractions
Autopsy
examination of the body
Cardiovascular System
The bodily system consisting of the heart, blood vessels, and blood that circulates blood throughout the body, delivers nutrients and other essential materials to cells, and removes waste products
Adenosine triphosphate (ATP)
A compound composed of adenosine and three phosphate groups
Sickle cell
Deformed red blood cell disease
Hydrogen bond
weak chemical bond
Diasaccharide
Double sugar
Histology
Deals with minute sturctures of animal and plant tissue
Monosaccharide
One sugar
Substrate
Substance acted upon by an enzyme
Systolic Pressure
Blood pressure during contractions
Erythrocyte
A red blood cell; carries oxygen
Covalent bond
Strong chemical bond
Systole
Heart contracts
Dehydration Synthesis
two molecules are bonded together with the removal of a water molecule
Solvent
dissolving agent of a solution
Hemoglobin
Iron containing respiritory pigment of vertebrate red blood cells that transports oxygen from lungs to tissue in the body
Solute
Dissolved in a solution
Enzyme
any of the numerous complex proteins
Organ
group of tissue that perform a particular function
Plasma
The fluid part especially blood or lymph
Histology
Study of tissue
Primary Source
original document containing observations ideas and conclusions of an individual
Fluid Mechanics
A branch of mechanics dealing with properties of liquids and gases
Leukocyte
White blood cell; defend against foreign material
Trait
inherited characteristic
Digestive System
Organs that break down food
Homeostasis
stability of the body
Polarity
Lack of electricle symmetry in a molecule
Atom
smallest particle of an element that can exist alone or in combination
Cardiology
The study of the heart
Beta-globin
Polypeptide chain of hemoglobin
Secondary Source
A second hand account of an event
Cell
Smallest unit of living matter capable of functioning on its own
Tissue
group of cells with a common function structire or both
Nutrient
Needed by the body to maintain healthy
Positive Displacement Pump
A type of pump that uses positive pressure to move a fluid
Valve
Body structure that temporary closses a passage or persists movement of fluid in only one direction
Solution
liquid with a a mixture of two or more substances
Compound
Substabce consisting of two or more elements in a fixed ratio
Inferior Vena Cava
Largest vein in the human body that returns blood to the right atrium of the heart
Tricuspid valve
Resembles the mitral valve but consists of three triangular membranous flaps
Symptom
Subjective evidence of a disease
Anemia
Condition where the blood is deficient in red blood cells
Chemical Indicator
used to show visually usually by its capacity for color change the condition of a solution
Ionic bond
chemical bond resulting from the attraction between oppositely charged ions
Forensic Science
Scientific knoweledge to questions of civil and criminal law
Machine
A mechanically, electrically, or electronically operated device for performing a task
Polymer
Molecule consisting of repeating chemical units or molecules linked together
Material Science
The scientific study of the properties and applications of materials of construction or manufacture
Molecule
Two or more atoms held together by covalent bonds
Endocrine System
System that controls hormones
Macromolecule
Giant molecule
Biomedical science
Application of the princinple of natural science
Blood pressure
Pressure exserted by the blood upon the walls of the blood vessels and arteries
Coroner
The presiding officer of a special court, a medical officer, or an officer of law responsible for invesigating deaths
Citation
A written reference to a specific work
Electrolyte
affects metabolic process
pH scale
measure of the amount of hydrogen ions in a solution
Medical examiner
performs autopsy when death may be accidental of violent
Atrium
Either of the two upper chambers on each side of the heart that receive blood from the veins and in turn force it into the ventricles.
Sphygmomanometer
An instrument that measures blood pressure
Plagiarize
To steal and pass of as ones own ideas
Mechanical Engineering
An enginnering discipline that involves the application of physics principles (especially mechanics, thermodynamics, and energy) for the analysis, design, manufacturing, and maintenance of mechanical systems,
EKG
Ameasurement of heart electrical activity
Pump
A device that raises, transfers, delivers or compresses fluids or gases
Aortic Valve
The semilunar valve seperating the aorta from the left ventricle
Bicuspid Valve
A valve of the heart, composed of two triangular flaps, that is located between the left atrium and left ventricle and regulates blood flow between these chambers
Aorta
Large arterial trunk that carries blood from the heart.
Hydrolysis
splits a molecule by adding water
Polysaccharide
Thousands of simple sugars
Complication
Secondary disease
Respiratory System
Gas exchange between the body and enviroment
Documentation
Creating citations to identify resources used in work
Protein
Three dinensional polymer
Pericardium
The membrane that encloses the heart
bibliography
Document showing sources of information
Bioengineering
Biological or medical application of engineering principles or engineering equipment
Platelet
A componet of mammalian blood that lacks a nucleus
Superior vena cava
Second largest vein that returns blood to the right atrium of the heart
Outline
Main points
Prognosis
prospect of recovery from a disease
Monomer
Subunit that serves as the building blocks of a polymer
Artery
Any of the tubular branching muscular-elastic-walled vessels that carry blood from the heart through the body
Sinoatrial Node
A small mass of fibers made up of Purkinje fibers
Carbohydrate
A sugar in the form of a Disaccharide, Monosaccharide, or polysaccharide
Lipid
Includes fats that are insoluble in water
Amino acid
Organic monomer which serves as a building block for proteins
Biopsy
The removal andexamination of tissues cells or fluids from the living body
Hemoglobin
iron containing protien
Hydrophilic
an affinity for water

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