Em Concentration: Volumerolnnle %
When the solute is a liquid sometimes it is convenient to express its
concentration in Ttrolutnelvolurne percent (Viv 943). The denition of
WV % is
uoluma soluta :1le
Total volume of solution (mL) 3. 100
I Blink E Concentration: Molarity
Molarity is the most useful concentration for chemical reaction in
solution because it Idlirelotlj.r relates moles of solute to volume of
solution. The denition of molarity is
MDIBS [If SDIUtE
malarlty snlute (M) ii m
we" Concentration: WeighWolnrne %
Another, somewhat less often used, concentration unit is
weightfvolume percent (wfv 34:. It is dened as
Concentration solute (on 95)- mass "Hum l x 100
IVolume of solution (mL)
For example, suppose we dissolve 1.2 g ofNaC
in Concentration: WeightJ'Weight %
This concentration unit is similar to ppm or ppb except it focuses on
the solute as a percent (by mass of the total solution. It is appropriate
for reallivelj.r large solute concentrations. by denition we have
Introduction to General Chemistry
Fall Semester, 2010
Exam One, 150 points
On this page print your name, your lab section number, and the name of your TA. Also
sign this test booklet.
The exam consists
These practice problems are from a different textbook, so they may contain
something that you do not need to know for out class such as the oxalate ion, but
they are good practice.
The hardest thing for some people is knowing which naming system to use- s
The basic units in metric system are as folloWs:
mass: gram, symbol g
length: meter, symbol m
volume: liter, symbol L
temperature: celsius, symbol C
The following is a list of the commonly used prexes in metric syst
Introduction to General Chemistry
Fall Semester, 2016
Exam 1 Review Sheet
In order to score well on Exam 1 you will need to be able to:
Classify different types of matter as pure substances (elements or comp
Practice on metric conversions
Do not turn this in. It is only for practice.
Use significant figures. You do not have to show your work.
Use scientific notation for numbers larger than 104 and smaller than 10-4.
1 mm = _ m
1 km = _ m
1 m = _ cm
1. Flexors increase the angle at a joint.
2. The origin is the point of muscle attachment that is most stationary.
3. The more movable bony attachment is the
4. When skeletal muscle cells contract, they increase in leng
Biology 2: Human Anatomy
Professor Leslie Bach
October 9th, 2015
Exam #1 Corrections
1. When charged, medium-sized molecules like glucose and amino acids move across the
membrane from high to low concentration, the following has occurred
Chapter 9 Practice Quiz
The surfaces of the bones at a gliding joint perform the movement(s) of : SIDE-TO-SIDE
Synovial fluid is a somewhat viscous liquid that contains hyaluronic acid and fluid formed
from blood plasma. TRUE
Chapter 10 Test Questions
1. Which of the following statements is true?
C. Sensory receptors transduce different forms of physical energy to nerve
2. Functional classes of sensory receptors include chemoreceptors and
1. Cardiac output increases as heart rate increases.
2. Under resting conditions, all of the body's blood is pumped through the left ventricle in one
3. The ventricles pump an average of 50-60 mL of blood per minute.
1. Lymphocytes are involved in specific immune reactions.
2. It would take too many genes for us to inherit all of our mechanisms to fight pathogens.
3. _ tissues serve as a barrier to microbial infection.
4. _ is a secr
1. Endocrine glands secrete their products into ducts.
2. Biologically active molecules in the blood are called hormones.
3. The neurons from the hypothalamus secrete chemicals called neurohormones.
4. Dual glands, like the panc
November 11, 2015
Exam #2 Test Corrections
7) Fibrous connective tissue firmly holds the articular surfaces of bones together in:
a. Synovial joints
b. Fibrous joints
c. Cartilaginous joints
d. all of these choices
Chapter 10 Practice Quiz
The neurotransmitter released at a neuromuscular junction (in skeletal muscle) is
FASCIA is large dense irregular connective tissue sheets that wrap around groups of
In skeletal muscle, the sa
1. Ventilation involves both internal and external components.
2. Which of the following is NOT a component of respiration?
3. Internal respiration occurs most frequently in the respiratory zone.
4. The pharynx is a common
Autonomic Nervous System (ANS)
A Involuntary Control of:
1) Smooth muscle
2) Cardiac muscle
1) 2 divisions
Antagonistic in direct effect
But sometimes work together to create in overall effect
b Sympathetic NS (Sym NS)
1. The circulatory system helps to maintain normal body temperature.
2. Which of the following is NOT a transportation function of the circulatory system?
C. carrying leukocytes
3. The circulatory system provides regulation through
Unit 1 Lecture 2 - Cytology (chemical level - physiology)
A. The most basic structural function first unit of life
B. Cytology - the study of cells
C. Functions of the organelles in lab for quiz.
D. Why study cells?
1. Cells are little factori
Bones in a box - library check out
Read chapter 8 and 9
Learn the bones and landmarks first
Then learn Muscles
Learn the origins and insertions
Function of the Skeleton
A. Support of soft tissues of body
B. Mineral Reservoir
1. Bones as a b
Histology - study of tissue
Tissue - cells that work together in groups to carry out a function
Common embryonic function
Carry out similar function
Bound w/ intercellular material
1. Sometimes directly linked but other t
Intramembranous Bone MMOOSSR
Mesenchymal cells differentiate osteoblasts
Osteoblasts secrete matrix
Osteoblasts surrounded by matrix forms osteocytes in lacunae
Spicules unite to form spongy bone (endosteum forms around spongy bon
Membrane of the body
A. Mucous - Found lining hollow organs and tubes with opening to external
1. Respiratory, digestive, urinary, reproductive systems
2. Will have mucous glands that produce mucous as well as cells that
A. Joint Structures
a. Tendons - connects muscle to bone
Formed by CT and blends down with collagen fibers within and blends
with the periosteum.
b. Ligament - connects bone to bone
c. Bursae - small sacs lined with synovial membrane and filled with sy