HUBS 191 Study Guide Exam Questions And Actual Answers.
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Course
HUBS 191
Institution
HUBS 191
what type of bones are phalanges - Answer long bones
Circumduction does NOT move within which plane? - Answer transverse- as there is no rotation
If I hold my hand above my head, my elbow is
_________ to my shoulder - Answer distal/inferior. always refer to body in anatomical positi...
HUBS 191 Study Guide Exam Questions
And Actual Answers.
what type of bones are phalanges - Answer long bones
Circumduction does NOT move within which plane? - Answer transverse- as there is no rotation
If I hold my hand above my head, my elbow is
_________ to my shoulder - Answer distal/inferior. always refer to body in anatomical position
what is required for longitudinal growth of long bones? - Answer The epiphyseal plate.
It allows longitudinal growth by creating new cartilage above the plate, as cartilage on the bottom of the
plate is turned into
bone
What is the purpose of a meniscus? - Answer Absorb shock & spread the force. So that it isn't
concentrated in one spot, which may cause damage
What class of joint is the pubic symphysis? - Answer Cartilaginous.
these joints allow SOME movement (but
not much)-The pubic symphysis requires a little bit of movement, especially during childbirth
What is the best structure for preventing the tibia from dislocating anteriorly? - Answer The ACL
(anterior cruiciate ligament)
Holds the tibia on its anterior (front) surface.
This prevents it from slipping forward from the
knee joint
If the blood plasma (ECF) was considered hypotonic Compared to red blood cells (ICF), what would the
cells look like? - Answer Cells would swell
, The hypotonic ECF would have a lower concentration of solutes (and a higher concentration of water)
The water would want to move into the cell (via osmosis), and would cause the cell to swell up
A bunch of muscle cells is called: - Answer a fascicle
What causes the myosin head move so that ready to attach to a new site of actin? - Answer ATP energy
release into ADP and Pi.
ATP releases energy into the myosin head, which causes it to change shape & store energy (which is
used to pull on actin).It causes myosin to detach from actin
Which of the following ALWAYS increases muscle
tension?
a. Making the muscle longer
b. Increasing action potential frequency
c. Increasing amount of muscle cells activated
d. Making muscle cells shorter - Answer Activating more muscle cells/recruitment.
• There is an optimal muscle length - Making it
longer is only sometimes helpful
• Increased signal frequency only increases tension
until tetanus (maximum tension)
the Semimembranosus extends what joint? - Answer the hip joint. - part of the hamstrings
what does it mean if the normal curve of a set of study results is wide? - Answer There is a larger
standard deviation
Which of these is an example of categorical data?
a. Height
b. Eye colour
c. Arm-span
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