Exam (elaborations)
APHY 201 Exam 1 Questions and Answers with complete actual solution
- Course
- Institution
APHY 201 Exam 1 Questions and Answers with complete actual solution
[Show more]
Seller
Follow
Hkane
Reviews received
Content preview
APHY 201 Exam 1Physiology - ✅✅-how things work
Pathophysiology - ✅✅-how something goes wrong
List of body organization from Biggest to Smallest - ✅✅-Organ system
Organ
Tissues
Cells
Organelles
Atoms
4 major cell/tissue types - ✅✅-muscle, neuron, epithelial, connective
Muscle tissue - ✅✅ -comprising smooth, cardiac, and skeletal muscle; can be
under voluntary or involuntary control
Neuron tissue - ✅✅ -cell in nervous system specialized to initiate, integrate, and
conduct electrical signals
Epithelial tissue - ✅✅ -cell at surface of body or hollow organ; specialized to
secrete or absorb ions and organic molecules; with other epithelial cells
Connective tissue - ✅✅-major component of extracellular matrices, cartilage, and
bone
Intracellular fluid - ✅✅-fluids inside of cells
Extracellular fluid - ✅✅-Made up of blood plasma and interstitial fluid
Blood plasma - ✅✅-Liquid portion of blood
Interstitial fluid - ✅✅-Fluid between and around cells
Homeostasis - ✅✅-relatively stable condition of internal environment that results
from regulatory system actions
Dynamic constancy - ✅✅ -a way of describing homeostasis that includes the idea
that a variable such as blood glucose may vary in the short term but is stable and
predictable when averaged over the long term
Negative feedback - ✅✅
-characteristic of control systems in which system's
response opposes the original change in the system
, Positive feedback - ✅✅ -characteristic of control systems in which an initial
disturbance sets off train of events that increases the disturbance even further. ie
change perpetuates change
Atom - ✅✅ -mallest unit of matter that has unique chemical characteristics; has no
net charge; combines with other atoms to form chemical substances
Atomic number - ✅✅-# of protons
Atomic mass - ✅✅-# of protons + neutrons
Element - ✅✅-Atoms that are the same joined together
Proton - ✅✅-Positive charge
Neutron - ✅✅-Neutral charge
Electron - ✅✅-Negative charge
Atomic nucleus - ✅✅-Area of protons and neutrons in the center of an atom
Ion - ✅✅-atom or small molecule containing unequal number of electrons and
protons and therefore carrying a net positive or negative electrical charge
4 major elements in the human body - ✅✅-Hydrogen, Oxygen, Carbon and
Nitrogen
Molecule -✅✅-chemical substance formed by linking atoms together
Covalent bond - ✅✅-chemical bond between two atoms in which each atom
shares one of its electrons with the other
Polar covalent bond - ✅✅ -covalent bond in which two electrons are shared
unequally between two atoms of different electronegativities; atom to which the
electrons are drawn becomes slightly negative, while other atom becomes slightly
positive; also called polar bond
Polar molecule - ✅✅ -pertaining to molecule or region of molecule containing polar
covalent bonds or ionized groups; part of molecule to which electrons are drawn
becomes slightly negative, and region from which electrons are drawn becomes
slightly positive; molecule is soluble in water
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Hkane. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82215 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now