BIOD 151 Module 2 UPDATED ACTUAL Questions and CORRECT Answers
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Course
BIOD 151
Institution
BIOD 151
BIOD 151 Module 2 UPDATED ACTUAL
Questions and CORRECT Answers
True or false.
The lungs are symmetrical. - CORRECT ANSWER- False
Hilum - CORRECT ANSWER- the "root" of the lung
healthy lung tissue is what color - CORRECT ANSWER- peachy/pink color
pleurae - CORRECT ANSWER- membranes that surrou...
BIOD 151 Module 2 UPDATED ACTUAL
Questions and CORRECT Answers
True or false.
The lungs are symmetrical. - CORRECT ANSWER- False
Hilum - CORRECT ANSWER- the "root" of the lung
healthy lung tissue is what color - CORRECT ANSWER- peachy/pink color
pleurae - CORRECT ANSWER- membranes that surround the lungs and the cavity around the
lungs
visceral pleura - CORRECT ANSWER- layer of pleura that faces/covers the lung
parietal pleura - CORRECT ANSWER- outer layer of pleura lying closer to the ribs and chest
wall that covers the surface around the lungs
pleural space/cavity - CORRECT ANSWER- Space between the visceral and parietal pleural
membranes (small)
typically empty but has a small amount of fluid that allows for frictionless breathing
when diseased, this space can fill with air or fluid
what is the function of the pleurae - CORRECT ANSWER- the pleurae help reduce friction and
help with inflation and inhalation
compartmentalize, protect, and lubricate the lungs
the three main functions of the respiratory system - CORRECT ANSWER- 1) air conduction
2) air filtration
3) exchange of gases aka respiration
, other things respiratory system has roles in - CORRECT ANSWER- vocalization, sense of smell.
body's pH regulation
structures in the respiratory system - CORRECT ANSWER- nasal cavity, pharynx, larynx,
trachea, bronchi, lungs
what happens to air as it goes from outside the body to the lungs - CORRECT ANSWER- air is
filtered so it has no debris
air is warmed to body temp
air is humidified and becomes saturated with water
nasal cavities aka fossae are composed of what - CORRECT ANSWER- none and cartilage
nasal septum - CORRECT ANSWER- a wall of cartilage that divides the nose into two equal
sections of left and right fossae
vestibule - CORRECT ANSWER- most external part of nasal cavity just inside the nostrils
vestibule lining - CORRECT ANSWER- skin continuation from the face and vissibrae
Vibrissae - CORRECT ANSWER- short thick hairs that help filter for the respiratory tract aka
nose hairs
nasal conchae or folds - CORRECT ANSWER- increase the surface area of nasal cavity to aid in
warming and humidification of incoming air
why is the nasal cavity highly vascularized - CORRECT ANSWER- to warm incoming air
Three regions of the pharynx - CORRECT ANSWER- nasopharynx, oropharynx,
laryngopharynx
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