random stuff for final Flashcards
in FETUSES the blood pressure in the _______ ______ and the ______ side of the heart is higher
Pulmonary circulation
right
how many arteries and veins does the umbilical cord have
2 arteries
1 vein
oxygenated blood from the placenta enters the body of the fetus through the umbilical _______
VEIN
what structure shunts blood away from the fetal liver and to the inferior vena cava
ductus venosus
a branch of the umbilical vein that connects with the hepatic portal vein via the _____ _____
portal sinus
what are the 3 fully oxygenated vessels in fetal circulation
umbilical vein
ductus venosus
portal sinus
what structure shunts most of the blood away from the pulmonary trunk
ductus arteriosus
the umbilical arteries arise from the
internal iliac arteries
what do the umbilical arteries turn into after birth
medial umbilical ligaments
what does the umbilical vein turn into post birth
round ligament of the liver
what does the ductus venosus turn into post birth
ligamentum benosum
what does the ductus arteriosus turn into after birth
ligamentum arterosum
anatomically the respiratory system can be divided into the
upper and lower respiratory
functionally the respiratory system can be divided into the
conducting and respiratory portion
what does the conducting portion of the respiratory system have
nose
nasal cavity
pharynx
larynx
trachea
progressively smaller ariways of the lower respiratory tract
what does the respiratory portion of the respiratory system have
respiratory bronchioles
alveolar du ts
alveoli
another word for inhalation
inspiration
another word for exhalation
expiration
what is external respiration
the exchange of gases between the atmosphere and the blood
what is internal respiration
the exchange of gases between the blood and the cells
what happens when inhaled gasses are conditioned
warmed
humidified
cleansed
what structures make a person sound the way they do
larynx
nasal cavity
paranasal sinuses
teeth
lips
tongue
what is the upper respiratory tract composed of
nose and nasal cavity
paranasal sinuses
pharynx (throat)
what is the name of the enzyme that destroys microbial cell walls that is produced by the epithelial cells in the nose
lysozyme
what is the roof of the nasal cavity formed by
frontal bone
nasal bones
cribiform plate (ethmoid)
sphenoid
what is the floor of the nasal cavity formed by
horizontal palatine processes of the maxillae
palatine bones
what are the hairs in the vestibule of the nose called
vibrissae
what is another name for the nasal conchae
turbinates
what forms the nasal septum
septal cartilage
perpendicular plate of ethmoid
vomer
what is the nasal cycle
the alternating partial congestion and deconcestion of the nasal cavities
what are the four paranasal sinuses
frontal
ethmoidal
sphenoidal
maxillary
what is the throat called
pharynx
what are the 3 parts of the pharynx
nasopharynx
oropharynx
laryngopharynx
what connects the nasopharynx to the middle ear
auditory (eustachian tubes)
what is the single tonsil on the back of the nasopharanx wall called
pharyngeal tonsil or adenoid
what normally passes through the nasopharynx
air
what normally passes through the oropharynx
air and food/water
what are the 2 pairs of lymphatic nodules in the oropharynx called
palatine tonsils
lingual tonsils
what is it called when the piglottis closes over the larynx so air cant get out while the abdominal muscles contract ot increase abdominal pressure
valsalva maneuver
what is the fancy name for the adams apple
laryngeal prominance
what are the ‘false vocal chords’
the superior ligaments (vestibular ligaments)
what are the ‘true vocal chords’
inferior ligaments (vocal ligaments)
what color are the vocal folds
white
what is the opening between the vocal chords called
rima glottidis
what makes up the glottis
rima glottidis plus the vocal folds
what produces the range of a voice (soprano-bass)
length of vocal chords
what produces the pitch of a voice
the tightness of the vocal chords
what produces the loudness of a voice
the force of the air passing across the vocal folds
can you talk without vibrating the vocal folds
yes its whispering
what makes up the lower respiratory tract
trachea, bronchi, bronchioles, terminal bronchiles, respiratory broncioles, alveolar ducts, alveoli.
what is another name for the trachea
the windpipe
what are the cartilage rings in the trachea called
tracheal cartilages
what muscle binds the tracheal cartilages together
trachealis muscle
the trachea bifurcates into the
r and l ‘primary (main) bronchi’
which primary bronchi has a more acute angle
the left (due to the heart)
what is the internal ridge at the separation of the left and right bronchi called
carina
inhaled foreign objects are more likely to travel down into the
RIGHT SIDE
what 3 muscles do you use for coughing
internal intercostals: force ribs down
abdominal muscles: force abdominal organs agains the diaphragm forcing the diaphragm up
trachealis: narrows the windpipe so air going through it has more force