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URI Anatomy Quiz 5
URI Anatomy Quiz 5 Thoracic Contents
Question | Answer |
---|---|
The thymus gland is found in the superior mediastinum and in the _____. | anterior mediastinum |
The _____ are responsible for supplying blood to and drainage of blood from the anterior thoracic wall. | internal mammary (thoracic) arteries and veins |
The microscopic tubules that lead to the alveolar ducts are the _____. This is where the cartilaginous rings disappear. | bronchioles |
The functional importance of the _____ is to lubricate the thoracic organs, dissipate heat, and create surface tension that helps hold the lungs against the thoracic wall. | pleural fluid |
The _____ is the functional unit of the lung. | alveolus |
The "C" shaped rings of the respiratory passages are composed of _____. | connective tissue |
The material that connects the cartilaginous rings of the trachea is primarily _____. | hyaline cartilage |
The origin of the left crus is ____. | lumbar vertebrae 1 and 2 |
The left dome of the diaphragm is found at the level of _____ at midinhalation. | inferior edge, rib 5, midclavicular left |
The superior end of the _____ is at the level of cervical vertebra 6 body. This tube bifurcates to form the primary bronchi. | trachea |
During development three things happen to the heart. If one were to hold the apex of the heart they would tilt the apex to the left, tilt the apex forward, and the _____. | axis rotated to left |
The _____ is important in returning fluids from the tissues of the body, transport of lipids from the gastrointestinal tract, and as part of our immune system. | lymphatic system |
The majority of the pressure changes at rest that cause inspiration and expiration is due to the action of the _____. | diaphragm |
_____ is found in the pleural cavity. | pleural fluid |
In humans there are _____ (number) in the left lung. | 2 lobes |
The origin of the diaphragm on the bodies of vertebrae L1, L2, and L3 is the _____. | right crus |
The trachea is held open by _____. | cartilaginous rings |
The thoracic duct transports _____. | lymph |
The pleural recess at the midaxillary line is inferior to _____. | the lungs |
The roots of the lungs contain the pulmonary arteries, pulmonary veins and the _____. | primary bronchi |
_____ is/are found in the pulmonary cavity. | the lungs |
The passageway from the pharynx to the stomach is called the _____. | esophagus |
The specific name for the membrane lining the thoracic cavity is _____. | parietal pleura |