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Intro to Anatomy

These are mainly vocab words

Question/Vocab Words Answer/Definition
Anatomy Study of the structure of an organism
Physiology Study of the function of a structure
What are the levels of organization? Atoms, Molecules, Macro molecules, Organelles, Cells, Tissue, Organs, Organ System, Organism
Superior A body part located above another
Inferior A body part is located below another
Anterior A body part is located towards the front
Posterior A body part is located towards the back
Medial A body part is located closer to an imaginary, vertical midline of the body
Lateral A body part is located further from the middle
Proximal A body part is located closer to the point of attachment
Distal A body part is located farther from the point of attachment
Superficial A body part is located near the surface
Deep A body part is located away from the surface
Central A body is situated at the center of the body
Peripheral A body part is located away from the center of the body
Transverse Plane Divides the body horizontally into superior or inferior positions
Sagittarius Plane Cuts the body lengthwise into left and right portions
Frontal Plane Divides the body lengthwise into anterior and posterior positions
What are the two major body cavities? Ventral and Dorsal
What are the purposes of the body cavities? Allows the organs to work independently of the body wall, Protects organs, allows easy chemical exchange between the organs and the rest of the body, and restricts the spread of disease; keeps it localized.
Homeostasis Internal conditions remain constant despite external changes
Examples of Homeostasis Blood PH=7.4, Blood temperature=98.6F/37C, Blood pressure=120/80,Blood glucose concentration=0.1%
How do negative feedback systems affect the affects of stimulus? Lessens them
What do positive feedback systems do to the stimulus? Enhances them
What is a disease? An abnormal condition that interrupts homeostasis
Local Disease Restricted to a specific part of the body ex. pneumonia, cancer
Systemic Disease Affects many organs or entire body ex. AIDS, MS
Acute Disease Sudden, onset, usually severe, lasts for a short time ex. Influenza, meningitis
Chronic Disease Occurs gradually, not as severe, long term ex. diabetes, cancer
Created by: amhorell27
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