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Bio lab 10

Respiratory & digestive systems

QuestionAnswer
The thyroid, cricoid, tracheal, & bronchial cartilages are composed of what? hyaline cartilage
The epiglottis is composed of what? elastic cartilage
What is the function of the respiratory tract cartilages? keeps airways open
What covers the surface of the lung? Visceral pleural
What covers the inner surface of the thoracic wall? parietal pleural
The space between the surface of the lung & the thoracic wall is called the what? pleural cavity
The diaphragm is innervated by what nerve? phrenic nerve
The external intercostals increase or decrease thoracic volume? increase
The external intercostals are muscles of inspiration or expiration? inspiration
The abdominal muscles increase or decrease thoracic volume? decrease
the abdominal muscles are muscles of inspiration or expiration? expiration
The diaphragm increases or decreases thoracic volume? increases
The diaphragm is a muscle of inspiration or expiration? inspiration
The pectoral minor increases or decreases thoracic volume? increases
The pectoral minor is a muscle of inspiration or expiration? inspiration
the internal intercostals increase or decrease thoracic volume? decreases
The internal intercostals are muscles of inspiration or expiration? expiration
What structure regulates the movement of a bolus between the esophagus and the stomach? lower esophageal sphincter
What structure regulates the movement of chyme from ileum to duodenum? pyloric sphincter
What structure regulates the movement of chyme from the ileum to the cecum? ileocecal valve
The luminal epithelia of the GI tract is called what? Mucosa
What 2 major layers of smooth muscle are located within the muscularis? inner circular layer, outer longitudinal layer
The mesenteries & omentums are folds of what cavity? visceral cavity
What covers the surface of the abdominal digestive organs? The visceral peritonium
What covers the inner surface of the abdominal wall? The parietal peritonium
The space between the inner abdominal wall & the surface of the abdominal digestive organs is called what? Peritoneal cavity
What is the shortest segment of the small intestine, receives secretions from the pancreas & liver, & protects itself from gastric acid? duodenum
The thin extension of the cecum containing lymphatic tissue is what? appendix
The liver & gallbladder secrete what into the duodenum of the small intestine? bile
Created by: yulissalira