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BIO 210 Lecture exam 1QUESTIONS WITH BEST SOLUTIONS.docx

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  • BIO 210 LEC

BIO 210 Lecture exam 1QUESTIONS WITH BEST SOLUTIONS.docxStudy of structure Anatomy Study of structures large enough to be seen with the naked eye Gross Anatomy (Macroscopic) Study of structures too small to be seen with the naked eye (need a microscope) Microscopic Anatomy Study o...

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  • September 1, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIO 210 LEC
  • BIO 210 LEC
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BIO 210 Lecture exam 1QUESTIONS
WITH BEST SOLUTIONS



Anatomy - answersThe study of body structure

Physiology - answersThe study of body function

Histology - answersstudy of tissues

Homeostasis - answersa state of body equilibrium or stable internal environment of the
body

Metabolism - answersthe sum total of the chemical reactions that occur in the body cells

Anabolism - answersenergy-requiring building phase of metabolism in which simpler
substances are combined to form more complex substances

Catabolism - answersProcess in which living cells break down substances into simpler
substances

Chemistry - answersStudies the elements and how their atoms interact to form
molecules

Bio chemistry - answersstudy of chemical composition and reactions of living matter

negative feedback - answersthe output shuts off the original effect of the stimulus or
reduces its intensity

positive feedback - answersThe results or response enhances the originals stimulus so
that the response is accelerated

Stimulus - answersproduces change in variable

Receptor - answersdetects change

Input - answersinformation sent along afferent pathway to control center

output - answersinformation sent along efferent pathway to effector

, Response - answersof effector feeds back to reduce the effect of stimulus and returns
variable to homeostatic level

Homeostasis steps - answersstimulus, receptor, input, output, response

division of ventral cavity - answers1. thoracic cavity (ribs and muscles of chest)
2. abdominopelvic cavity ( spleen, stomach, intestines, liver)

Structural Organization of the Body - answersatoms, molecules, organelle, cells,
tissues, organs, organ systems, organism

Proton - answersA subatomic particle that has a positive charge and that is found in the
nucleus of an atom

Neutron - answersuncharged subatomic particle in the atomic nucleus

Electron - answersa negatively charged subatomic particle

Atom - answersSmallest particle of an elemental substance that exhibits the properties
of that element

Molecule - answerstwo or more atoms held together by chemical bonds

Organelle - answerssmall structures that exist within cells and carry out cellular
functions

Cell - answersThe basic unit of structure and function in living things

Tissue - answersA group of similar cells that perform the same function.

Organ - answersa part of the body formed of two or more tissues that performs a
specialized function

Organ system - answersA group of organs that work together in performing vital body
functions.

Organism - answersa living thing that has (or can develop) the ability to act or function
independently

Homeostasis and Negative Feedback - answersProcess where the body detects
changes to its internal environment, activates mechanisms and makes changes to
maintain a relatively stable internal environment

Superior - answerstoward the head

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