Exam (elaborations)
Bio 1101 Final Exam Questions And Answers Latest Update
- Course
- BIO 1101
- Institution
- Georgia State University
Bio 1101 Final Exam Questions And Answers Latest Update
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Bio 1101 Final Exam QuestionsAnd Answers Latest Update
the respiratory system ANS✔✔ the main system for allowing oxygen intake
and CO2 release
steps of the respiratory system ANS✔✔ 1) air enters nose and mouth, then
enters..
2) the pharynx (throat), onto..
3) the larynx (voicebox) onto..
4) trachea (windpipe), air then enters..
5) two major bronchi (each traveling to a separate lung) then..
6) air continually splits through bronchioles (small airways) until reaching..
7) alveoli (tiny air sacs) where oxygen and carbon dioxide pass into tissue and
blood
overall appearance of the respiratory system looks like.. ANS✔✔ an inverted
(upside down) tree
the site of gas exchange ANS✔✔ alveoli
the body produces more _________ to take in more oxygen ANS✔✔ red
blood cells
, hypoxic chambers ANS✔✔ low oxygen chambers
the amount of available oxygen decreases with ___________ altitude
ANS✔✔ increasing
barometric pressure ANS✔✔ total air molecules
partial pressure ANS✔✔ oxygen molecules
ventilation process ANS✔✔ air moving in and out of lungs
diaphragm ANS✔✔ sheet of muscle contracting and relaxing, attached to
other muscles in the rib cage
contraction (inhalation) ANS✔✔ diaphragm moves downward, rib cage
moves outward, increase in chest cavity, decrease in air pressure
relaxation (exhalation) ANS✔✔ diaphragm moves upward, rib cage moves
inward, decrease in chest cavity, increase in air pressure
rate of breathing is determined by _______________ concentration ANS✔✔
carbon dioxide
carbon dioxide ___________ blood pH ANS✔✔ decreases
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