Bio 253 Exam 1 questions with complete solutions

Bio 253 Exam 1 questions with
complete solutions


Anatomy - answer-Study of the structure of a organism and the relationships of its parts.
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Physiology - answer-Study of organisms body functions
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anatomical position - answer-erect position of the body with the face directed forward,
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the arms at the side, and the palms of the hands facing forward, used as a reference in
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describing the relation of body parts to one another.
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Superior - answer-Toward the top of the body
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Inferior - answer-Toward the bottom of the body
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Proximal (describes relative position in a limb or other appendage) - answer-Toward the
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trunk
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Distal - answer-Away from the trunk or point of attachment
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Lateral - answer-Toward the side; away from the midsagittal plane
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Medial - answer-Toward the midsagittal plane; away from the side
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Deep - answer-Toward the inside of a part; away from the surface.
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Superficial - answer-Toward the surface of a part; away from the inside.
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sagittal - answer-Any lengthwise plane running front to back and top to bottom dividing
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the body or any of its parts into right and left sides.
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coronal - answer-Any lengthwise plane running from side to side and top to bottom,
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dividing the body or any of its parts into anterior and posterior portions
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transverse - answer-Any crosswise plane that divides the body or any of its parts into
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vupper and lower parts
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oblique plane - answer-cut that follows a diagonal plane
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, What are characteristics of life - answer-Responsiveness, conductivity, growth,
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respiration, digestion, abortion, secretion, excretion, circulation, and reproduction.
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Levels of organization - answer-chemical level,organelle level, cellular level, tissue level,
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organ level, system level, organism level.
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Ventral Body Cavity - answer-Contains: Thoracic cavity, Abdominopelvic cavity
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Functions: Provides protection; Allows organ movement; Linings prevent friction
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Thoracic Cavity - answer-Area: Surrounded by chest wall and diaphragm
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Contains: Right/Left pleural cavities, Mediastinum, Pericardial cavity
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Right/Left Pleural Cavity - answer-Surrounds right/left lung
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Mediastinum - answer-Contains: Trachea, Esophagus, Major vessels, Pericardial cavity
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Pericardial Cavity - answer-Surrounds heart v v v v




Diaphragm - answer-Flat muscular sheet that separates the thoracic and
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abdominopelvic cavities
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Abdominopelvic Cavity - answer-Contains: Peritoneal cavity, Abdominal cavity, Pelvic
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cavity
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Peritoneal Cavity - answer-Extends throughout abdominal cavity and into superior
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portion of pelvic cavity
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Abdominal Cavity - answer-Contains many digestive glands and organs
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Pelvic Cavity - answer-Contains: Urinary bladder, Reproductive organs, Last portion of
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digestive tract
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Name the 9 Abdominal Regions - answer-1. Right hypochrondriac region
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2. Epigastric region
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3. Left hypochrondriac region
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4. Right lumbar region
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5. Umbilical region
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6. Left lumbar region
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7. Right iliac (inguinal) region
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8. Hypogastric region
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9. Left iliac (inguinal) region
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Name the 4 Abdominopelvic Quadrants - answer-RUQ (Right Upper Quadrant), LUQ
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(Left Upper Quadrant).RLQ (Right Lower Quadrant), LLQ (Left Lower Quadrant).
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