PHYSIOLOGY I
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Question 1 pts
Define the body movement involved in
retraction and protraction.
Your Answer:
Retraction means the movement of a structure
drawn posteriorly (backward)
Protraction means movement of a structure drawn
anteriorly (forward)
Answer:
Retraction - movement of a structure to be
drawn in the posterior direction (drawn
backward)
Protraction - movement of a structure to
be drawn in the anterior direction (drawn
forward)
1/18
,Name the anatomical pair of terms that best
describe the directions of the red arrows in the figure
below. (Note that two responses are needed for full
credit).
Your Answer:
Proximal
Distal
Answer: Proximal-distal
Question 3 pts
2/18
, Determine whether each of the following statements is
true or false.
1) The thoracic cavity contains the lungs and heart.
True
2) The cranial cavity houses the brain and skull. True
Answer 1:
Correct! True
Answer 2:
Correct! True
Question 4 pts
3/18