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57 Cards in this Set
- Front
- Back
List the physical factors necessary for human life |
Water, Oxygen, Nutrient, Heat and Presure |
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Homeostasis |
The normal stable condition in which the body's internal environment remains the same. |
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Anatomy |
The study of body structure and the relationships of its parts. |
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Physiology |
The study of the functions of living organisms and their parts. |
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Chemical bonds |
Force that holds atoms together;] |
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Anions |
A negatively charged ion |
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Pinocytosis |
Cell Drinking |
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Exocytosis |
Formations of vesicles to transfer substances from inside the cell to outside the cell |
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Stages of Mitosis in order. (I PMAT) |
(Interphase) 1. Prophase 2. Metaphase 3. Anaphase 4. Telophase |
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DNA |
The genetic material of the cell. deoxyribonucleic acid) |
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The Sugar in DNA |
Deoxyribose |
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Cations |
Positively charged ion |
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Cytoplasm |
Gel-like fluid inside the cell, exclusive of the organelles. |
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What is the structure of a Cytoplasm |
Water; dissolved ions and nutrients; suspended colloids |
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What is the function of Cytoplasm |
Medium for chemical reactions; suspending medium for organelles |
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Cell |
basic unit of life; structural and functional unit of the body |
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Atom |
The smallest particle of an element that still retains the properties of that element |
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Atoms are made up of? |
smaller subunits or particles called protons, neutrons and electrons |
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Matter |
Anything that takes up space and has weight |
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Matter includes? |
Solids, Liquids and gasses that are in our bodies and in the environment around us
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Lysosomes |
Digest material taken into the cell, debris from damaged cells and worn out cell components |
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Cilia |
Moves substances across the surface of a cell. Uses short and numerous microtubles |
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Flagella |
Beat with a whip like motion to move the entire cell. They are usually long, single, and there are fewer than cilia |
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Sagittal Plane |
Refers to a lengthwise cut that divides the body into right and left portions |
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Midsagittal Plane |
When the cut passes through the midline of the body |
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Frontal (coronal) Plane |
Divides the body into anterior and posterior portions |
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Transverse Plane (horizontal Plane) |
cuts across the body horizontally to divide in into superior and inferior portions
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Isotonic |
solutions that have the same solute concentration |
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Hypertonic |
When there is greater solute concentration |
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Hypotonic |
when there is a lower solute concentration |
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Distal |
a part is farther away from a point of attachment |
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Proximal |
Means that part is closer to point of attachment or closer to the trunk |
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inferior |
Means that the part is below another part or closer to the feet |
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Superior |
means that a part above another part, or closer to the head |
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Anterior |
means toward the front surface |
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posterior |
means that part is toward the back |
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Medial |
means toward or nearer the midine of the body |
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Lateral |
means toward or nearer the side away from the midline |
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superficial |
Means that part is located on or near the surface |
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Deep |
Means a part is away from the surface |
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Visceral |
Pertains to internal organs or the covering of the organs |
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Parietal |
Refers to the wall of a body Cavity |
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Mass Number |
The total number or portions and neutrons in the nuceus of an atom of an eement |
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Atomic number |
The number of protons in the nucleus of the atom |
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Negative Feedback |
A mechanism of response in which a stimulus initiates reactions that reduces the stimulus |
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Positive Feedback |
A Mechanism of response in which stimulus initiates reactions that reduce the stimulus |
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Integumentary System |
Skin, Hair, Nails, Sweat, and sebaceous glands. Covers and protects body; regulates body temperature |
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Skeletal System |
Bones, Cartilage, and ligaments. Provides body framework and support; Protects; attaches muscles to bones; provides calcium storage |
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Muscular system |
Muscles
Produces movement; maintains posture; provides heat |
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Lymphatic system |
Lymph Lymph Vessels and lymphoid organs
Returns tissue fluid to the blood; defends against disease |
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Digestive System |
Mouth , esophagus, stomach, intestines, liver, pancreas Ingests and digests food; absorbs nutrients into the blood |
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Respiratory System |
Air Passageways, lungs exchanges gasses between blood and external environment |
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Nervous System |
Brain, Spinal cord, nerves and sense receptors Coordinates body activities, receives and transmits stimuli |
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Endocrine System |
Pituitary, adrenal, thyroid, other ductless glands regulates metabolic activities and body chemistry |
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Cardiovascular System |
Heart, Blood and blood vessels Transports material from one part of the body to another; defends against disease |
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Urinary System |
Kidneys, Ureters, Urinary Bladder, and Urethra Excretes metabolic wastes; regulates fluid balance and acid base balance |
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Reproductive system |
Testes, Ovaries, accessory structures Forms new individuals to provide continuation of the human species |