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62 Cards in this Set

  • Front
  • Back

Anatomy

Study of body structures

Physiology

How the body parts work

Pathophysiology

Study of the functional change that occurs

Anabolism

To build large organic molecules

Catabolism

Break down large molecules

Responsiveness

Detecting and responding to changes in environment

Movement

Body is constantly in motion

Growth

Increase in size and number of cells

Differentiation

Maturation or specialization of cells

Reproduction

Formation of new cells or new individuals

Homeostasis

Bring processes back to equilibrium

Sympathetic System

Respond to extreme stress


i.e - increased heart and breathing rate

Parasympathetic System

Respond to relaxation


i.e - Decreased heart and breathing rate

Endocrine System

Signals are hormones


i.e - Thyroid, Insulin

Feedback System

To communicate disruptions and maintain control

Monitors

Body constantly monitor for disruptions

Stimulus

The disruption

Feedback Loop

Body receives interruption, responds to return to equilibrium

Receptor

Monitors conditions internally and externally

Control Center

Generates command to respond to disruption

Effector

Receives direction from control center

Negative Feedback Loop

Trying to get something down, like blood pressure

Positive Feedback Loop

Intensifying the reaction, like increase in contractions

Vertebral Cavity

Within spinal cord and vertebral bones

Thoracic Cavity

Within the sternum, and ribs

Pleural Cavity

Within thoracic cavity

Pericardial Cavity

Within thoracic cavity

Mediastinum

Located between the lungs

Abdominal Cavity

Located between the diaphragm and groin

Pelvic Cavity

Inferior to abdominal cavity

Palpation

Feeling body surface

Auscultation

Listening to body sounds

Percussion

Tapping on body surface and listen to echo

Matter

Takes up space and has mass

Mass

Amount of matter in an object

Weight

Matter plus the force of gravity

Example of a solid

Bone

Example of a liquid

Plasma

Example of a gas

Oxygen

Element

A substance in pure simple form, cannot be broken down any further

Atoms

Smallest units of matter

Protons (Charge and Location)

Positive, found in Nucleus

Neutrons (Charge and Location)

Neutral, found in Nucleus

Electrons (Charge and Location)

Negative, found in Shell

How many electrons does the 1st electron shell hold?

2 Electrons

How many electrons does the 2nd electron shell hold?

8 Electrons

How many electrons does the 3rd electron shell hold?

Up to 18 electrons

Ions

Atoms that have lost or gained electrons

What happens when losing an electron?

Negative charge is lost, then becomes positive

What happens when gaining an electron?

Becomes more negatively charged

Electrolyte

When a compound breaks apart into positive and negative ions

What 2 body systems are affected when there is an electrolyte imbalance?

Nervous system and Muscular system

Free Radicals

Ions with an unpaired electron

What slows damage of free radicals?

Antioxidants such as blueberries, blackberries

Isotopes

Atoms with a different number of neutrons

Compound

Substance made of 2 or more types of atoms

Molecule

2 or more atoms that share electrons with a covalent bond

Chemical Bonds

Hold together atoms to form molecules or compounds

What is the octet rule?

The outer shell must be filled with electrons to be stable (8)

Ionic Bonds

One atom gives electrons to another atom to fill outer valence shell

Covalent Bonds

Nonpolar atoms, electrons are shared unequally



Are covalent bonds weak or strong? Charged or non-charged?

Strong, non-polar