X6 Flashcards
The trachea bifurcates at approximately the level of:
a. C7, T1
b. T4-T5
c. T6-T7
d. T8-T9
b. T4-T5
The large indentation on the medial surface of the left lung is termed the _____ notch.
a. Costophrenic
b. Cardiophrenic
c. Cardiac
d. Hilar
c. Cardiac
The functional unit of the respiratory system is the:
a. Alveoli
b. Tertiary bronchi
c. Diaphragm
d. Visceral pleura
a. Alveoli
Where is the thymus gland located?
a. Posterior to the xiphoid process
b. Anterior to the sternal angle
c. Posterior to the manubrium
d. Anterior to the hilum
c. Posterior to the manubrium
Where is the thymus gland located?
a. Posterior to the xiphoid process
b. Anterior to the sternal angle
c. Posterior to the manubrium
d. Anterior to the hilum
c. Posterior to the manubrium
Which heart valve is located between the left atrium and the left ventricle?
a. Tricuspid
b. Bicuspid
c. Aortic semilunar
d. Pulmonary semilunar
c. Aortic semilunar
Which vessel supplies blood to the left atrium and ventricle?
a. Right coronary artery
b. Left coronary artery
c. Right subclavian artery
d. Left subclavian artery
b. Left coronary artery
The thoracic duct empties into the:
a. Ascending aorta
b. Left internal jugular vein
c. Left subclavian vein
d. Azygos vein
c. Left subclavian vein
Which muscles are located between the tubercle and angle of the ribs and help to elevate the ribs during respiration? a. Pectoralis major and minor b. Serratus anterior and posterior c. Subclavius d. Levatores costarum
d. Levatores costarum
Where is the lingula located within the lungs?
a. Inferoposterior surface of the left lung
b. Inferoanterior surface of the left lung
c. Inferoposterior surface of the right lung
d. Inferoanterior surface of the right lung
b. Inferoanterior surface of the left lung
In a chest radiograph, what structure forms the right border of the heart?
a. Right ventricle
b. Right atrium
c. Pulmonary trunk
d. Left atrium
b. Right atrium
What is the basic unit of pulmonary structure and function called?
a. Secondary pulmonary lobule
b. Interstitial tissue
c. Segmental bronchi
d. Acini
a. Secondary pulmonary lobule
Where is the foramen ovale located?
a. Between the right atrium and right ventricle
b. Between the left atrium and left ventricle
c. Within the interventricular septum
d. Within the interatrial septum
d. Within the interatrial septum
The sinoatrial (SA) node is located in the:
a. Interatrial septum near the coronary sinus
b. Interventricular septum near the coronary sinus
c. Superior aspect of the left atrium
d. Superior aspect of the right atrium
d. Superior aspect of the right atrium
Which vessel is typically the most superior of the pulmonary vessels?
a. Right pulmonary artery
b. Right pulmonary vein
c. Left pulmonary artery
d. Left pulmonary vein
c. Left pulmonary artery
Which is the most posterior vessel arising from the arch of the aorta?
a. Brachiocephalic trunk
b. Right common carotid artery
c. Right subclavian artery
d. Left subclavian artery
d. Left subclavian artery
Which structure closely covers the outer surface of the lung?
a. Parietal pleura
b. Visceral pleura
c. Lingula
d. Interstitial septa
b. Visceral pleura
Which chamber of the heart receives the pulmonary veins?
a. Right atrium
b. Right ventricle
c. Left atrium
d. Left ventricle
c. Left atrium
Which structure attaches the diaphragm to the lumbar spine?
a. Medial arcuate ligament
b. Crus
c. Intercostal muscle
d. Central tendon
b. Crus
Which structure is considered the pacemaker of the heart?
a. Sinoatrial node
b. Bundle of His
c. Sinoventricular node
d. Atrioventricular node
a. Sinoatrial node
Which vessel does the circumflex artery branch from?
a. Right coronary artery
b. Left anterior descending artery
c. Posterior descending artery
d. Left coronary artery
d. Left coronary artery
Which vessel carries the majority of venous blood return from the heart muscle?
a. Coronary sinus
b. Great cardiac vein
c. Anterior cardiac vein
d. Middle cardiac vein
a. Coronary sinus
Which of the following is not one of the main branches of the celiac trunk?
a. Left gastric artery
b. Common hepatic artery
c. Splenic artery
d. Cystic artery
d. Cystic artery
Which vessel supplies blood to the descending colon?
a. Celiac trunk
b. Superior mesenteric artery
c. Inferior mesenteric artery
d. Suprarenal artery
c. Inferior mesenteric artery
Which veins ascend the abdomen along the psoas muscle, anterior to the ureters?
a. Lumbar
b. Gonadal
c. Renal
d. Mesenteric
b. Gonadal
The margins of the bare area of the liver are formed by the:
a. Falciform ligament
b. Ligamentum teres
c. Coronary ligaments
d. Epiploic foramen
c. Coronary ligaments
Which vessel lies in the interlobar fissure and drains hepatic segments IV, V, and VIII before entering the inferior vena cava? a. Right hepatic vein b. Middle hepatic vein c. Left hepatic vein d. Portal vein
b. Middle hepatic vein
What structure runs in the free margin of the falciform ligament?
a. Ligamentum teres
b. Lesser omentum
c. Round ligament
d. Gastroduodenal
c. Round ligament
What are the small fat-filled sacs of omentum that are found on the outer surface of the large intestine? a. Haustra b. Taenia coli c. Vermiform appendix d. Epiploic appendages
d. Epiploic appendages
Which of the following is a ligament of the lesser omentum?
a. Hepatoduodenal
b. Gastrocolic
c. Gastrophrenic
d. Falciform
a. Hepatoduodenal
What two vessels can commonly be found running through the head of the pancreas?
a. Common bile duct and gastrocolic artery
b. Superior mesenteric artery and gastrocolic artery
c. Superior mesenteric vein and common bile duct
d. Common bile duct and gastroduodenal artery
d. Common bile duct and gastroduodenal artery
As the interlobar arteries curve over the renal pyramids they become the _____ arteries.
a. Apical
b. Arcuate
c. Interlobular
d. Segmental
b. Arcuate
Which vessels are the first to branch off of the abdominal aorta?
a. Lumbar
b. Celiac trunk
c. Renal
d. Inferior phrenic
d. Inferior phrenic