Module 1
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| Structural Organization of the Body | Human body is organized into structural and functional levels of increasing complexity.
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| Levels of Organization | Each higher level incorporates the structures and functions of the previous level.
1. Chemical Level
2. Cellular Level
3. Tissue Level
4. Organ Level
5. System Level
6. Organism
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| Chemical | All living matter is derived from chemicals which included atoms; the smallest unit of matter) and molecules.
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| Cellular | The cell is the basic unit of life, each of many types of cells found within the human body is made of chemicals and carries out specific chemical reactions
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| Tissue | A group of cells with similar structure & function
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| Organs | Organ is a group of tissues precisely arranged to accomplish a specific function. Some of these organs are kidneys, liver, lungs, heart, etc.
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| Organ System | An organ system is a group of organs contributing to a particular function.
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| Organism | All of the systems make up the individual person or organism
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| All of these levels function together to keep us alive and maintaining _______________ | Homeostasis
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| Homeostasis | Helps the body maintain stable internal environment.
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| Homeostasis works through _____________ | Feedback mechanisms
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| Feedback | Without this, homeostasis can't occur. This means an organism loses the ability to self-regulate its body.
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| Negative Feedback Loops | Works against the change occurring in the body
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| Example of Negative Feedback | Regulation of blood glucose levels by insulin or regulation of body temperature.
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| Positive Feedback Loops | Works with the change occurring in the body
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| Example of Positive Feedback | Uterine contractions during birth, blood clotting.
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| Feedback Systems Main Goal | To restore or maintain homeostasis, but in different ways.
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| The two major body cavities | Ventral (front) cavity
Doral (back) cavity
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| Ventral Body Cavity (further divided into two main cavities, which are separated by the diaphragm) | 1. Thoracic
2. Abdominopelvic
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| Thoracic | a. Mediastinum
-Midportion of the thoracic cavity
-Heart and respiratory structures are located here
b. Pleural
-Right lung (right pleural cavity
-Left lung (left pleural cavity)
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| Abdominopelvic | a. Abdominal
-Stomach, intestines, liver, gallbladder, pancreas and spleen are located here.
b. Pelvic
-Reproductive, urinary bladder and tlowest part of the intestine are located here
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| Abdominopelvic quadrants | 4 Quadrants: Right upper quadrant, right lower quadrant, left upper quadrant, left lower quadrat
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| Abdominopelvic regions | 9 Regions: 9 Regions: Right hypochondriac, right lumbar (flank, right iliac (inguinal), epigastric, umbilical, hypogastric (pubic), left hypochondriac, left lumbar (flank), left iliac (inguinal)
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| Dorsal Body Cavity (further divided into two main cavities) | 1. Cranial
2. Spinal
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| Cranial | The brain and space inside the skull are located here
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| Spinal | The spine and space within the spinal column are located here
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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