CPR Angiology

Question 1

Which major coronary artery does more to supply the conductance system of the heart?

What branch of that major artery is so vital?

Answer 1

left coronary artery

anterior interventricular artery

Question 2

Which side has the brachiocephalic trunk?

What comes off of the brachiocephalic trunk?

Answer 2

the right side

right common carotid and right subclavian arteries

Question 3

What are the 2 terminal arteries of the internal thoracic artery?

Which one is medial & which one is lateral?

Answer 3

musculophrenic A (lateral)

superior epigastric A (medial)

Question 4

What artery does the anterior intercostal artery come off of?

Answer 4

internal thoracic artery

Question 5

What are the 3 sources of blood to the mammary tissue/gland?

Answer 5

Lateral mammary A (from lateral thoracic A)

Medial mammary A (from internal thoracic A)

Lateral cutaneous branches of posterior intercostal arteries

Question 6

Describe path of the aorta

Answer 6

distal to L vent & aortic valve, travels superiorly as ascending aorta, turns LET as aortic arch & travels inferiorly as descending aorta thru thorax

Question 7

When does the thoracic aorta become the abdominal aorta?

Answer 7

when passes thru aortic hiatus of the thoracic diaphragm & enters into abdomen

Question 8

What procedure helps remove obstruction of the coronary arteries?

Answer 8

Coronary artery bypass graft

replace segment of coronary artery by using part of great saphenous vein or radial artery

Question 9

What is a coronary angioplasty?

Answer 9

insertion of a small balloon catheter into lumen of coronary artery

inflate balloon to flatten obstructing plaque against wall & increase size of lumen to improve blood flow

Question 10

What is a pulmonary embolism?

Answer 10

obstruction of a pulmonary artery by an embolus (blood clot, fat or air bubble)

passes thru vein & into R side of heart & into pulmonary arteries, limits gas exchange in that location

Question 11

What are the 2 branches of the ascending aorta?

Answer 11

the left & right coronary arteries

Question 12

Name the branches of the R coronary artery

Answer 12

sinuatrial nodal A
conus branch
atrial branch
right marginal A
atrioventricular nodal A
posterior interventricular A
R posterolateral A

Question 13

What supplies the left ventricle?

Answer 13

posterior left ventricular A (off circumflex A)

R posterolateral A (from post IV A off R coronary A)

Question 14

Name the branches of the L coronary artery

Answer 14

anterior interventricular A

circumflex A

Question 15

What 3 arteries supply the diaphragm?

Answer 15

Musculophrenic A (internal thoracic A)

Pericardiophrenic A (internal thoracic A)

Superior phrenic A (descending thoracic aorta)

Question 16

What cardiac vein empties directly into the right atrium without passing through the coronary sinus?

Answer 16

anterior cardiac veins

Question 17

What vein runs with the posterior interventricular artery?

Answer 17

middle cardiac vein

Question 18

What vein runs with the circumflex artery?

Answer 18

great cardiac vein

Question 19

what vein runs with the right marginal artery?

Answer 19

small cardiac vein

Question 20

what vein runs with the anterior interventricular artery?

Answer 20

great cardiac vein

Question 21

What supplies the R atrium?

Answer 21

atrial branch of the R coronary artery

Question 22

What supplies the interventricular septum?

Answer 22

interventricular septal branches

off of posterior interventricular A of R coronary A & anterior interventricular A of L coronary A

Question 23

What supplies the left ventricle?

Answer 23

R posterolateral A from R coronary A & Posterior left ventricular A from circumflex A

Question 24

What are the 2 branches of the left coronary A?

Answer 24

anterior interventricular A & circumflex A

Question 25

What comes off of the arch of the aorta?

Answer 25

brachiocephalic trunk, left common carotid A & left subclavian A axillary A

Question 26

Where does the internal thoracic A come from?

Answer 26

left subclavian A

Question 27

What is the primary blood supply to the pericardium of the heart?

Answer 27

pericardiophrenic A (off internal thoracic A)

Question 28

What supplies the superior portion of serratus anterior m?

Answer 28

superior thoracic a

Question 29

What supplies the intercostal muscles?

Answer 29

lateral thoracic A (off of axillary A)

Question 30

What are the branches of the descending (thoracic) aorta?

Answer 30

unpaired visceral branches paired lateral visceral branches paired segmental parietal branches superior phrenic A

Question 31

What are the branches of the R pulmonary A?

Answer 31

superior lobar A middle lobar A inferior lobar A

Question 32

What are the branches of the L pulmonary A?

Answer 32

superior lobar A | inferior lobar A

Question 33

Where do the pulmonary veins originate?

Answer 33

begin as intersegmental veins btwn bronchopulmonary segments empty into L atrium

Question 34

What does the coronary sinus empty into?

Answer 34

into the R atrium of the heart (posterior aspect)

Question 35

What are the 3 veins of the coronary sinus?

Answer 35

great cardiac v middle cardiac v small cardiac v

Question 36

What joins to form the SVC?

Answer 36

union of R & L brachiocephalic Vs w/ azygos V (into R atrium of heart)

Question 37

What does the azygos v drain?

Answer 37

drains posterior intercostal v from R side of posterior thoracic wall travels superiorly until crossing over vertebral bodies to meet w/ SVC

Question 38

What does the hemiazygos v drain?

Answer 38

drains posterior intercostal v from L side of lower posterior thoracic wall

Question 39

What does the accessory hemiazygos v drain?

Answer 39

drains posterior intercostal v from L side of upper posterior thoracic wall

Question 40

What makes up the IVC?

Answer 40

union of R & L common iliac V & travels thru abdomen via vena cava foramen of thoracic diaphragm to reach inferior R atrium

Question 41

What is the thymus?

Answer 41

primary lymphoid organ located in the anterior superior mediastinum replaced w/ fat after puberty

Question 42

Major ducts of lymphatics

Answer 42

thoracic duct on left R lymphatic duct

Question 43

What drains the lymph in the breast region?

Answer 43

axillary lymph nodes drain 75% of breast lymph

Question 44

What drains the parietal pleua?

Answer 44

intercostal LNs phrenic LNs anterior mediastinal LNs posterior mediastinal LNs

Question 45

What drains the visceral pleura of the lungs?

Answer 45

superficial lymphatic plexus of lungs drains into bronchopulmonary lymph nodes (get to thoracic lymph nodes)