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62 Cards in this Set
- Front
- Back
Anatomy |
Study of body structures |
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Physiology |
How the body parts work |
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Pathophysiology |
Study of the functional change that occurs |
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Anabolism |
To build large organic molecules |
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Catabolism |
Break down large molecules |
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Responsiveness |
Detecting and responding to changes in environment |
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Movement |
Body is constantly in motion |
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Growth |
Increase in size and number of cells |
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Differentiation |
Maturation or specialization of cells |
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Reproduction |
Formation of new cells or new individuals |
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Homeostasis |
Bring processes back to equilibrium |
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Sympathetic System |
Respond to extreme stress i.e - increased heart and breathing rate |
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Parasympathetic System |
Respond to relaxation i.e - Decreased heart and breathing rate |
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Endocrine System |
Signals are hormones i.e - Thyroid, Insulin |
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Feedback System |
To communicate disruptions and maintain control |
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Monitors |
Body constantly monitor for disruptions |
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Stimulus |
The disruption |
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Feedback Loop |
Body receives interruption, responds to return to equilibrium |
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Receptor |
Monitors conditions internally and externally |
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Control Center |
Generates command to respond to disruption |
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Effector |
Receives direction from control center |
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Negative Feedback Loop |
Trying to get something down, like blood pressure |
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Positive Feedback Loop |
Intensifying the reaction, like increase in contractions |
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Vertebral Cavity |
Within spinal cord and vertebral bones |
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Thoracic Cavity |
Within the sternum, and ribs |
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Pleural Cavity |
Within thoracic cavity |
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Pericardial Cavity |
Within thoracic cavity |
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Mediastinum |
Located between the lungs |
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Abdominal Cavity |
Located between the diaphragm and groin |
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Pelvic Cavity |
Inferior to abdominal cavity |
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Palpation |
Feeling body surface |
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Auscultation |
Listening to body sounds |
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Percussion |
Tapping on body surface and listen to echo |
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Matter |
Takes up space and has mass |
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Mass |
Amount of matter in an object |
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Weight |
Matter plus the force of gravity |
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Example of a solid |
Bone |
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Example of a liquid |
Plasma |
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Example of a gas |
Oxygen |
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Element |
A substance in pure simple form, cannot be broken down any further |
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Atoms |
Smallest units of matter |
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Protons (Charge and Location) |
Positive, found in Nucleus |
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Neutrons (Charge and Location) |
Neutral, found in Nucleus |
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Electrons (Charge and Location) |
Negative, found in Shell |
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How many electrons does the 1st electron shell hold? |
2 Electrons |
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How many electrons does the 2nd electron shell hold? |
8 Electrons |
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How many electrons does the 3rd electron shell hold? |
Up to 18 electrons |
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Ions |
Atoms that have lost or gained electrons |
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What happens when losing an electron? |
Negative charge is lost, then becomes positive |
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What happens when gaining an electron? |
Becomes more negatively charged |
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Electrolyte |
When a compound breaks apart into positive and negative ions |
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What 2 body systems are affected when there is an electrolyte imbalance? |
Nervous system and Muscular system |
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Free Radicals |
Ions with an unpaired electron |
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What slows damage of free radicals? |
Antioxidants such as blueberries, blackberries |
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Isotopes |
Atoms with a different number of neutrons |
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Compound |
Substance made of 2 or more types of atoms |
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Molecule |
2 or more atoms that share electrons with a covalent bond |
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Chemical Bonds |
Hold together atoms to form molecules or compounds |
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What is the octet rule? |
The outer shell must be filled with electrons to be stable (8) |
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Ionic Bonds |
One atom gives electrons to another atom to fill outer valence shell |
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Covalent Bonds |
Nonpolar atoms, electrons are shared unequally |
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Are covalent bonds weak or strong? Charged or non-charged? |
Strong, non-polar |