Anatomy_Test_1_Study_Guide

Anatomy_Test_1_Study_Guide - Chapters14 BasicTopics...

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Anatomy Test 1 Study Guide Chapters 1-4
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Basic Topics
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Define Anatomy and  Physiology.
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Anatomy and Physiology Anatomy The study of the structure of body parts and  their relationships to one another. Physiology The study of the function of the body’s  structural machinery.
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List the Levels of Cell  Organization.
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Levels of Cell Organization Atoms, Molecules, Cells, Tissues, Organs,  Organ Systems, and Organisms.
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What is Homeostasis?
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Homeostasis The ability to maintain a relatively stable  internal environment in an ever-changing  outside world.
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What is Negative Feedback?
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Negative Feedback The output shuts off the original stimulus Example Regulation of blood glucose levels
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List and Describe the Body  Cavities.
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Body Cavities Cranial Cavity Houses the brain Vertebral Cavity Houses the spinal cord Thoracic Cavity Pleural Cavity Houses a lung Mediastinum Contains the pericardial cavity and surrounds the remaining thoracic organs Pericardial Cavity Encloses the heart Abdominopelvic Cavity Separated from the thoracic cavity by the diaphragm Abdominal Cavity Contains the stomach, intestines, spleen, liver, and other organs Pelvic Cavity Lies within the pelvis and contains the bladder, reproductive organs, and rectum
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List and Describe the  Anatomical Directions.
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Term Definition Example Superior Toward the head end or upper part of a structure or the  body; Above The head is superior to the abdomen. Inferior Away from the head end or toward the lower part of a  structure or the body; Below The navel is inferior to the chin. Anterior (Ventral) Toward or at the front of the body; In front of The breastbone is anterior to the  spine. Posterior (Dorsal) Toward or at the back of the body; Behind The heart is posterior to the  breastbone. Medial Toward or at the midline of the body; on the inner side  of The heart is medial to the arm. Lateral Away from the midline of the body; on the outer side of The arms are lateral to the chest. Intermediate Between a more medial and a more lateral structure. The eye is intermediate between the  ear and nose. Proximal Closer to the origin of the body part or the point of  attachment of a limb to the body trunk The elbow is proximal to the wrist. Distal Farther from the origin of a body part or the point of  attachment of a limb to the body trunk. The knee is distal to the thigh.
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Anatomy_Test_1_Study_Guide - Chapters14 BasicTopics...

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