BIO 253 Final Exam – Questions & Answers (100% Correct)

BIO 253 Final Exam – Questions & Answers
(100% Correct)

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Internal sphincter



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1 Upper Respiratory System 2 Tonsils found in the mouth



What is the largest respiratory Which sphincter in urinary bladder
3 4
volume? is involuntary?



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Terms in this set (143)


-Nose
Upper Respiratory
-Larynx
System
-Pharynx

, -Trachea
Lower Respiratory
-Bronchi
System
-Lungs

Stops food from getting into the lungs
Epiglottis
Apart of the Larynx

What is the amount of air Tidal Volume [TV]
we breathe in and out
during normal
respiration?

What is the largest Inspiratory reserve volume
respiratory volume?

What is able to bind to Hemoglobin
O2 and CO2?

What happens when the The O2 is low
CO2 in hemoglobin is
high?

What happens when the The O2 is high
CO2 in hemoglobin is
low?

What do you deplete if Surfactants
you smoke?

What happens when CO2 Hyperventilation
is high and you breathe
faster?

What Cells secrete Goblet Cells
mucus?

What is the function of Purifies the air we breathe in
mucous secreted by
goblet cells?

-Pharyngeal
Tonsils found in the
-Palintine
mouth
-Lingual