Exam 1 Anatomy Lecture Flashcards
Anatomy is defined as _______
Study of bodily structures and relationships between them
Physiology definition ___________
Study of how organisms perform vital function
Homeostasis is __________
Maintenance of a constantly changing internal environment
Homeostatic regulation is defined as ________
Adjustment of physiological systems to preserve homeostasis
Homeostatic regulation includes the regulation of
a ________
b ________
c ________
d _________
e ___________
f _________
A body temperature
B water level
C levels of calcium
D blood pressure and heart rate
E oxygen and carbon dioxide levels
F blood glucose
Homeostasis fluctuates in a ___________ range
Normal
A receptor is _________
A sensor that recognizes stimulus
Stimulus is ______
An environmental change
The control center _________
Processes information from the sensor
An effector produces _______
An activity
Extrinsic regulation is _________
The nervous system or endocrine system
Widespread response
Auto regulation or Intrinsic regulation is ______
Cells tissue or organ system
Localized response
The following is an example of a _________ feedback loop
Stimulus -> control center -> effector -> correction -> homeostasis
Negative feedback
The following is an example of a ___________ feedback
Stimulus -> control center -> effector -> enhancement -> homeostasis
Positive feedback
Covalent bonds are ______
Strong
Ionic bonds are ________
Weak
Hydrogen bonds are ________
Very weak
Non polar bonds have _________ electron sharing
Equal
Polar bonds have __________ electron sharing
Unequal
Electrolytes are _______ molecules whose ions can conduct electricity
Inorganic
A salt is a _________
Electrolyte whose cation and anion is not hydroxide
Acids ________ hydrogen ions in solution
Release
Bases _______ hydrogen ions from solution
Remove
The normal ph of blood is between ______ to ______
7.35 to 7.45
Acidosis is when________
Blood ph <7.35
Alkalosis is when _____
Blood ph > 7.45
Alkalosis is when _____
Blood ph > 7.45
