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ABG stands for__________
arterial blood gas
Your patient has a pH of 7.52, CO2 level of 40, and a HCO3 level of 30. What is your analysis of these ABGs?
 
metabolic alkalosis
 
metabolic acidosis
 
respiratory alkalosis
 
respiratory acidosis
Your patient has a pH of 7.2, CO2 level of 48, and a HCO3 level of 25. What is your analysis of these ABGs?
 
respiratory acidosis
 
respiratory alkalosis
 
metabolic alkalosis
 
metabolic acidosis
As the number of H+ ions increases, the pH_______
decreases
What reading is "neutral" on the pH scale?
7.0
Blood has a normal pH of ____ - _____
7.35-7.45
Bicarbonate (HCO3) acts as a(n)_________ (acid/base) in the body
base
An alkaline and a base are the same thing. True/False
True
In terms of pH, a substance that a pH lower than 7.0 is called a(n):
acid
The pH scale utilizes numbers of _____ - _____
0, 14
A protein in the body that acts as a catalyst (speeding up chemical reactions) is called a(n):
enzyme
What element is Fe?
iron
What element is O?
oxygen
What element is H?
hydrogen
What element is K?
potassium
What element is Na?
sodium
A _________ is an unstable isotope. It is commonly used in the field of nuclear medicine.
radioisotope
True or False: O2 is a molecule and a compound
False
What is the term for 2 or more different atoms that are bonded together?
compound
What compound is considered to be the universal solvent?
water
A(n) ______ is a substance that forms ions when it is dissolved in water. Examples in the body are Na+, K+, and Cl-
electrolyte
What is the term for a negatively charged ion?
anion
What is the term for a positively charged ion?
cation
What is the chemical term for an atom that carries an electrical charge?
ion
What type of bond is formed when one atom donates an electron to another atom?
ionic bond
What type of very weak bond forms between water molecules?
hydrogen bond
What type of bond is formed when electrons are shared by atoms?
covalent bond
What is the chemical term for a different form of the same element (same atomic # but a diff. atomic weight); an example is "heavy hydrogen"
isotope
Which part of an atom is responsible for interacting with other atoms?
electron
True or False: in each atom the number of protons is equal to the number of electrons
True
An element has an atomic weight of 23 and an atomic number of 12. How many neutrons does it have?
11
An element with an atomic number of 6 has _____ protons and _____ electrons
6 protons and 6 electrons
What part of an atom carries a negative charge and is located outside the nucleus?
electron
What part of an atom does not carry any electrical charge?
neutron
What part of an atom carries a positive charge and is located inside the nucleus?
proton
Which 2 parts of an atom are located within the nucleus?
proton, neutron
What are the 3 parts of an atom?
proton, neutron, electron
What is the smallest unit of an element that has that element's characteristics?
atom
What is a fundamental substance that cannot be broken down into a simpler form by ordinary chemical means?
element
What is the chemistry term for anything that occupies space and has weight?
matter
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