BIOL 2220 Exam #1 Questions and Answers 100% Pass

BIOL 2220 Exam #1 Questions and Answers 100% Pass anatomy - the study of structure and the relationships among structures gross anatomy - subdivision of anatomy: the study of large structures regional anatomy - subdivision of anatomy: studies specific body region systemic anatomy - subdivision of anatomy: study of body systems surface anatomy - subdivision of anatomy: study of markings on the body microscopic anatomy - subdivision of anatomy: study of structures too small for naked eye: need magnifier cytology - subdivision of microscopic anatomy: study of cells histology - subdivision of microscopic anatomy: study of tissue developmental anatomy - subdivision of anatomy: study of structural change throughout life embryology - subdivision of developmental anatomy: study of formation and development of human (embryo) pathological anatomy - subdivision of anatomy: study of changes in structure due to disease radiographic anatomy - subdivision of anatomy: study of structures using x-rays + other scanning technologies 2 | P a g e Emily Charlene © 2025, All Rights Reserved. x-ray - light energy that creates images of inside of body (bones absorb more=white, fat and tissue absorb less=grey) ct scan - computerized tomography scan: light energy through body, sends signal to computer to create image. more detailed X-ray. xenon ct scan - type of scan enhanced by use of radioactive element that allows image of active tissue DSR scan - Dynamic Spacial Reconstruction: light energy used to produce 3D images DSA - digital subtraction angiography: provides image of blood vessels (shows blood flow) PET Scan - positron emission tomography: uses radiotracers to show metabolic activity ultrasound - imaging test that uses sound waves projected off the body to create an image (not detailed) MRI - magnetic resonance imaging: uses magnetic field + radio waves to create detailed image of soft tissues (organs) MRS - magnetic resonance spectroscopy: analyzes chemical makeup of tissue M2A - swallowable pill/imaging capsule (has a mini camera on it) physiology - the study of functions of body parts chemical - level of organization: essentials of life cellular - level of organization: basic functional unit of life tissue - level of organization: group of cells that function together organ - level of organization: group of 2 or more tissue that work together to perform a particular function 3 | P a g e Emily Charlene © 2025, All Rights Reserved. organ system - level of organization: 2 or more organs that work together to complete a function organism - highest level of organization: any living thing limiting boundaries - life process: separates the inside from the outside (ex: skin) excitability - life process: ability to sense change and respond conductivity - life process: communication of information about stimuli throughout the body metabolism - life process: ability to undergo chemical reaction catabolism - life process: breakdown of molecules