(12)
clavicles (2), scapulae (2) **not considered part of bony thorax but is related anatomy
/.What are the two important bony landmarks of the thorax for positioning a AP or PA
chest projection? - Answer-Vertebre prominens (back of neck) and the jugular notch
(top of sternum)
/.What are the four divisions of the respiratory system? - Answer-(1) pharynx
(2) trachea
(3) bronchi
(4) lungs
/.Adam's apple - Answer-laryngeal prominence
/.shoulder blade - Answer-scapula
/.voice box - Answer-larynx
/.breastbone - Answer-sternum
/.collar bone - Answer-clavicle
/.Name the three divisions of the larynx - Answer-Nasopharynx, oropharynx,
laryngopharynx
/.What is the name of the structure that prevents food and foreign objects from entering
the respiratory system? - Answer-epiglottis
/.Is the esophagus anterior or posterior to the trachea? - Answer-posterior
/.If a person accidentally inhales a food particle which brochi is it most likely to enter and
why? - Answer-the right bronchus because it is shorter, wider, and more vertical
, /.What is the name of the area where the bronchus divides into the left and right
bronchi? Where is this prominence located? - Answer-the carnia, located at T5
/.Small air filled sacs that exchance oxygen and carbon dioxide - Answer-alveoli
/.double walled sac containing the lungs - Answer-pluera
/.outer layer of the pluera - Answer-parietal pluera
/.inner layer of the pleura - Answer-visceral pluera
/.space between the two layers of the pluera - Answer-plueral cavity
/.air or gas that enters the plueral cavity is a condition called : - Answer-pneumothorax
/.Lower concave portion of the lung - Answer-base
/.central area of lungs where the bronchi and blood vessels enter - Answer-Hilium
/.upper rounded portion of lungs that stretches above the level of the clavicles - Answer-
Apex
/.Outermost lower corner of lungs - Answer-costophrenic angle
/.the diaphram is composed of ____ muscles which are called _____________ -
Answer-2, right and left hemidiaphram
/.The four important structures of the mediastinum are : - Answer-(1) Thymus gland
(2) Heart and great blood vessels
(3) trachea
(4) esophagus
/.the double walled membrane enclosing the heart is called : - Answer-pericardial sac
/.The three parts of the aorta are : - Answer-(1) Ascending aorta
(2) arch of aorta
(3) descending aorta
/.gland that functions primarily during childhood and puberty - Answer-thymus gland
/.large vein that returns blood to the heart from the upper half of the body - Answer-
superior vena cava
/.large vein that returns blood from the lower half of the body - Answer-inferior vena
cava