Deck 6: Thorax

Question 1

Which heart valve is located between the left atrium and the left ventricle?

A) Tricuspid
B) Bicuspid
C) Aortic semilunar
D) Pulmonary semilunar

Answer 1

C

Question 2

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

Answer 2

D

Question 3

In the figure below of an axial CT of the heart, which line points to the interventricular septum?

A) A
B) B
C) C
D) D

Answer 3

C

Question 4

In the figure below of an axial CT of the heart, which line points to the right ventricle?

A) A
B) B
C) C
D) D

Question 5

In the figure below of an axial, T1-weighted MRI of the heart, which line points to the right atrium?

A) A
B) B
C) C
D) D

Question 6

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

Question 7

What is the basic unit of pulmonary structure and function called?

A) Secondary pulmonary lobule
B) Interstitial tissue
C) Segmental bronchi
D) Acini

Question 8

The large indentation on the medial surface of the left lung is termed the _____ notch.

A) Costophrenic
B) Cardiophrenic
C) Cardiac
D) Hilar

Question 9

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

Question 10

Which tissue layer of the breast contains the excretory ducts?

A) Subcutaneous
B) Mammary
C) Retromammary
D) Deep muscle

Question 11

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

Question 12

The trachea bifurcates at approximately the level of:

A) C7, T1
B) T4-T5
C) T6-T7
D) T8-T9

Question 13

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

Question 14

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

Question 15

The thoracic duct empties into the:

A) Ascending aorta
B) Left internal jugular vein
C) Left subclavian vein
D) Azygos vein

Question 16

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

Question 17

The functional unit of the respiratory system is the:

A) Alveoli
B) Tertiary bronchi
C) Diaphragm
D) Visceral pleura

Question 18

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

Question 19

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

Question 20

Which ribs are considered the floating ribs?

A) First seven pairs of ribs
B) Lower five pairs of ribs
C) Rib pairs 11 and 12
D) None of the above

Question 21

The following questions refer to the figure below of CT reformat of the right ventricular outflow tract.
Which line points to the right ventricle?

A) A
B) B
C) C
D) D

Question 22

The following questions refer to the figure below of a 3D CT of the aortic arch.
Which line points to the left common carotid artery?

A) A
B) B
C) C
D) D

Question 23

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the aorta?

A) A
B) B
C) C
D) D

Question 24

The following questions refer to the figure below of an axial CT of the mediastinum.
Which line points to the hemiazygos vein?

A) A
B) B
C) C
D) D

Question 25

The following questions refer to the figure below of an axial CT of the mediastinum.
Which line points to the thoracic duct?

A) A
B) B
C) C
D) D

Question 26

The following questions refer to the figure below of CT reformat of the right ventricular outflow tract.
Which line points to the pulmonary trunk?

A) A
B) B
C) C
D) D

Question 27

The following questions refer to the figure below of CT reformat of the right ventricular outflow tract.
Which line points to the pulmonary vein?

A) A
B) B
C) C
D) D

Question 28

In the figure below of a short-axis, T1-weighted MRI of the heart, which line points to the left ventricle?

A) A
B) B
C) C
D) D

Question 29

The following questions refer to the figure below of a 3D CT of the aortic arch.
In the figure below of a sagittal, T1-weighted MRI of the breast, which line points to the glandular tissue?

A) A
B) B
C) C
D) D

Question 30

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the left atrium?

A) A
B) B
C) C
D) D

Question 31

The following questions refer to the figure below of a 3D CT of the aortic arch.
Which line points to the left subclavian artery?

A) A
B) B
C) C
D) D

Question 32

The following questions refer to the figure below of a 3D CT of the aortic arch.
Which line points to the brachiocephalic trunk?

A) A
B) B
C) C
D) D

Question 33

The following questions refer to the figure below of an axial CT of the mediastinum.
Which line points to the azygos vein?

A) A
B) B
C) C
D) D

Question 34

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the ascending aorta?

A) A
B) B
C) C
D) D

Question 35

The following questions refer to the figure below of CT reformat of the right ventricular outflow tract.
Which line points to the root of the aorta?

A) A
B) B
C) C
D) D

Question 36

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the right coronary artery?

A) A
B) B
C) C
D) D

Question 37

The following questions refer to the figure below of a 3D CT of the aortic arch.
Which line points to ascending aorta?

A) A
B) B
C) C
D) D

Question 38

The following questions refer to the figure below of an axial CT of the mediastinum.
Which line points to the esophagus?

A) A
B) B
C) C
D) D

Question 39

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the pulmonary trunk?

A) A
B) B
C) C
D) D

Question 40

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the left anterior descending artery?

A) A
B) B
C) C
D) D

Question 41

The following questions refer to the figure below of a horizontal long axis CT.
Which line points to the right coronary artery?

A) A
B) B
C) C
D) D

Question 42

The following questions refer to the figure below of a horizontal long axis CT.
Which line points to the left anterior descending artery?

A) A
B) B
C) C
D) D

Question 43

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the right ventricle?

A) A
B) B
C) C
D) D

Question 44

The following questions refer to the figure below of a coronal CT reformat thorax.
Which line points to the brachiocephalic trunk?

A) A
B) B
C) C
D) D

Question 45

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the right atrium?

A) A
B) B
C) C
D) D

Question 46

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the aortic arch?

A) A
B) B
C) C
D) D

Question 47

The following questions refer to the figure below of a T2-weighted MRI of the left ventricular outflow tract.
Which line points to the left ventricle?

A) A
B) B
C) C
D) D

Question 48

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the pulmonary trunk?

A) A
B) B
C) C
D) D

Question 49

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the left atrium?

A) A
B) B
C) C
D) D

Question 50

The following questions refer to the figure below of a coronal CT reformat thorax.
Which line points to the left brachiocephalic vein?

A) A
B) B
C) C
D) D

Question 51

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the right coronary artery?

A) A
B) B
C) C
D) D

Question 52

The following questions refer to the figure below of a T2-weighted MRI of the left ventricular outflow tract.
Which line points to the pulmonary trunk?

A) A
B) B
C) C
D) D

Question 53

The following questions refer to the figure below of a coronal CT reformat thorax.
Which line points to the root of the aorta?

A) A
B) B
C) C
D) D

Question 54

The following questions refer to the figure below of a T2-weighted MRI of the left ventricular outflow tract.
Which line points to the right ventricle?

A) A
B) B
C) C
D) D

Question 55

The following questions refer to the figure below of a horizontal long axis CT.
Which line points to the left pulmonary vein?

A) A
B) B
C) C
D) D

Question 56

The following questions refer to the figure below of a horizontal long axis CT.
Which line points to the bicuspid valve?

A) A
B) B
C) C
D) D

Question 57

The following questions refer to the figure below of a 3D CT of the heart.
Which line points to the left ventricle?

A) A
B) B
C) C
D) D

Question 58

The following questions refer to the figure below of a T2-weighted MRI of the left ventricular outflow tract.
Which line points to the left atrium?

A) A
B) B
C) C
D) D

Question 59

The following questions refer to the figure below of a coronal CT reformat thorax.
Which line points to the inferior vena cava?

A) A
B) B
C) C
D) D

Question 60

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the left mainstem bronchus?

A) A
B) B
C) C
D) D

Question 61

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the right atrium?

A) A
B) B
C) C
D) D

Question 62

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
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

Question 63

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which structure closely covers the outer surface of the lung?

A) Parietal pleura
B) Visceral pleura
C) Lingula
D) Interstitial septa

Question 64

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which structure attaches the diaphragm to the lumbar spine?

A) Medial arcuate ligament
B) Crus
C) Intercostal muscle
D) Central tendon

Question 65

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
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

Question 66

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which structure is considered the pacemaker of the heart?

A) Sinoatrial node
B) Bundle of His
C) Sinoventricular node
D) Atrioventricular node

Question 67

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which line points to the left ventricle?

A) A
B) B
C) C
D) D

Question 68

The following questions refer to the figure below of a sagittal, T1-weighted MRI of the heart.
Which chamber of the heart receives the pulmonary veins?

A) Right atrium
B) Right ventricle
C) Left atrium
D) Left ventricle