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Exam 2: Respiratory and Lymphatic System
Respirtory Notes Pgs. 1-3
40
Biology
Undergraduate 3
10/12/2009

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Term
Respiration
Definition
-ventilation of lungs
-exchnge of gases between (air and blood) and (blood and tissue fluid)
-production of ATP
Term
Bronchi->brionchioles->aleveoli
Definition
airflow to the lungs
Term
Conducting Division
Definition
passages serve only for airflow, nostrils to bronchioles
*diffusion
Term
Upper respiratory tract
Definition
-organs in head through neck
-nose through larynyx
- NO diffusion occurs
Term
Lower Respiratory tract
Definition
-organs of the thorax
-trachea through lungs
Term
Nose
Definition
-warms, cleans, humidifies inhaled air
-detects odors
-resonating chamber that modifies voice
Term
Lyzozymes
Definition
-mucus contains _____ that kills bacteria in nose
Term
Hairs
Definition
-____ block inhalation of large particles in nose
Term
Cilia
Definition
-moves debris-laden mucus toward pahrnyx
Term
Runny Nose
Definition
-Cold weather inhibits cilia=
Term
Nostrils to Chonae
Definition
-Nasal cavity extends from ____ to ____
Term
Nasal cavity
Definition
-ethmoid and sphenoid bones compose the roof
-palate forms the floor
Term
Vestibule
Definition
-dilted chamber in nasal cavity
-stratified squamous epithelium, visbrissae
Term
Vibrissae
Definition
-guard hairs
Term
Epistaxis
Definition
-nose bleed
Term
Nasal Septum
Definition
-divides cavity into right and left chmber called nasal fosse
Term
Muscular funnel
Definition
-extedns from choanae to larynx
Term
Nasopahrynx
Definition
-posterior to choanae
-receives auditory tubes and contains pharyngeal tonsil
-air turns 90 degrees downward trapping large particlesM
Term
Oropharynx
Definition
-contains palatine and lingual tonsils
Term
Larynogopharnyx
Definition
-hyoid bone to cricoid cartilage (inferior end of larynx)
Term
Glottis
Definition
-superior opening in larynx
Term
Epiglottis
Definition
-flap of tissue that guards glottis
-separates esophagus fron trachea
-directs food and drink to esophagus
Term
9
Definition
-How many cartilages does the larnyx have?
Term
Thyroid cartilage
Definition
-Adam's apple
-development stimulated by testosterone; larger in male
Term
Vocal Cords
Definition
-produce sound in larynx
Term
Trachea
Definition
-windpipe
-rigid tube, anterior to esophagus
-supported by 16-20 C-shaped cartilaginous rings
Term
Ciliated Pseudostratified Epithelium
Definition
-larynx and trache line with ____
Term
Trachea
Definition
-branches into 2 primary bronchi
Term
Pharnyx
Definition
-cilia beats upward to move mucus towards the ____
Term
Bronchial Tree
Definition
-primary->secondary->tertiary
Term
Primary bronchi
Definition
-arise from trache
-after 2-3 cm enter hilium of lungs
Term
Secondary bronchi
Definition
-one for each lobe
Term
Tertiary bronchi
Definition
-10 right, 8 left
Term
Brochopulmonary segment
Definition
-portion of lung supplied by each tertiary bronchi
Term
Bronchioles
Definition
-lack cartilage
-have layer of smooth muscle
Term
Pulmonary lobule
Definition
-portion of lung ventilated by one bronchiole
-divides int 50-80 terminal bronchioles
Term
Terminal bronchioles
Definition
-have cilia, give off 2 or more respiratory bronchioles
Term
Respiratory bronchioles
Definition
-divide into 2-10 alveolar ducts
Term
alveolar ducts
Definition
-end in alveolar sacs
Term
Aveoli
Definition
-gas change=
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