Respiratory System - Chapter 23 Saladin - BIO120 Heimgartner

Respiratory System - Chapter 23 Saladin - BIO120 Heimgartner

31 cards   |   Total Attempts: 183
  

Cards In This Set

Front Back
Name 4 functions of the Respiratory system
-Assists in urination, defecation, and childbirth
-Creates pressure gradients
-Maintains pH
-Enzymatic step to control BP
Name 3 mo' functions of the Respiratory system
-Gas exchange
-Olfaction
-Vocalization
What are the principal organs of the respiratory system?
Nose, Pharynx, Larynx, Trachea, Bronchial tree, Lungs
Define the Conducting division of the Respiratory system?
The Conductiing division consists of those passages that serve only for airflow. (Nostrils thru the bronchioles)
Define the Respiratory division of the Respiratory system
The Respiratory divison consists of the alveoli and other distal gas-exchange regions.
What organs make up the Upper Respiratory track?
The Upper Respiratory tract is the airway from the nose through the larynx. (Nose, Pharynx, Larynx)
What organs make up the Lower Respiratory tract?
The Lower Respiratory tract is the airway from the trachea through the lungs. (Trachea, Bronchii, Lungs)
What is the function of the Nose?
The Nose warms, cleans, and humidifies air.
What are 3 features of the Nasopharynx.
-Extends from the dorsal to soft palate
-Receives Eustachian tube
-Pharyngeal tonsils
What are 2 features of the Oropharynx
-Located between soft palate and roof of tongue
-Palatine and lingual tonsils
Where is the Larnopharynx located?
Extends from hyoid bone to esophagus and larynx
What is the Glottis?
The vocal cords and the opening between them are collectively called the Glottis.
Name the 3 types of cartilage in the Larynx
-Epiglottic -Thyroid -Cricoid
What is the Extrinsic Laryngeal muscle?
It is a superficial extrinsic muscle that connects the Larynx to the hyoid bone and elevate it durning swallowing.
What is the Intrinsic Laryngeal muscle?
A deep intrinsic muscle that operates the vocal cords in the Larynx.