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mre vela
ch. 22 and 23
17
Anatomy
Undergraduate 1
02/09/2009

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Cards

Term
the upper respitory tract contains what organs located outside the chest cavity
Definition
nose, nasal cavities, pharynx, larynx, upper trachea
Term
the lower respitory tract consists of what organs located in the chest cavity
Definition
lower trachea, bronchi, bronchioles, alveoli, lungs
Term
the pharynx does what
Definition
allows food to the esophagus and air into the lungs
Term
bronchiodialators are
Definition
asthma meds
Term
the surfactants do what
Definition
interfere with surface tension helping alveolus stay open
Term
surface tension deals with
Definition
premature babies
Term
hemothorax is
Definition
blood in the chest
Term
boyle's law is
Definition
the relationship between pressure and volume
Term
description of boyles law is
Definition

inhale-thoracic cavity increases to allow air into the lungs

exhale-thoracic cavity decreases allowing air out of the lungs

Term
what is the chief muscle of inspiration
Definition
diaphragm
Term
the phrenic nerves stimulate what
Definition
the diaphragm to contract
Term

oxyhemoglobin is

Definition
when the RBC has more oxygen in it
Term
carbaminohemoglobin is
Definition
when the RBC has more carbon dioxide in it
Term

what is concerned with measuring oxygen in the lungs

Definition
tidal volume, reserve volume, expiratory reserve volume, residual volume
Term
the main control center for breathing is
Definition
the medulla, also called the medullary respiratory control center
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