Deck 21: Gross Anatomy of the Heart

Question 1

What structure connects the free margins of the AV valve cusps to the papillary muscles?

A) trabeculae carneae
B) endocardium
C) chordae tendineae
D) myocardium

Answer 1

C

Question 2

Which pericardial structure makes contact with the heart wall?

A) pericardial cavity
B) parietal pericardium
C) visceral pericardium
D) fibrous pericardium

Answer 2

C

Question 3

Which vessels open into the left atrium?

A) aorta
B) pulmonary artery
C) pulmonary vein
D) superior vena cava

Answer 3

C

Question 4

A blockage in which artery will most likely cause damage in the posterolateral wall of the left ventricle?

A) anterior interventricular artery
B) right marginal artery
C) left marginal artery
D) posterior interventricular artery

Question 5

A failure of which of the following heart valves would most likely lead to right atrial hypertrophy?

A) pulmonary semilunar valve
B) tricuspid valve
C) aortic semilunar valve
D) bicuspid valve

Question 6

At which intercostal space is the apex of the heart normally located?

A) third intercostal space
B) first intercostal space
C) sixth intercostal space
D) fifth intercostal space

Question 7

A 57-year-old patient has been diagnosed with inflammation of the inner lining of the heart.What is this condition called?

A) congestive heart failure
B) endocarditis
C) pericarditis
D) atrial septal defect

Question 8

Which of the following structures is the opening that connects the atria in the fetal heart?

A) trabeculae carneae
B) conus arteriosus
C) foramen ovale
D) aortic vestibule

Question 9

A blockage of the anastomoses of which vein would have the largest effect on the right ventricle?

A) posterior cardiac vein
B) middle cardiac vein
C) anterior cardiac vein
D) great cardiac vein

Question 10

Which of the following arteries would be found descending along the posterolateral wall of the left ventricle?

A) circumflex artery
B) anterior interventricular artery
C) posterior interventricular artery
D) left marginal artery

Question 11

The cusps of the AV valves are extensions of which layer of the heart wall?

A) epicardium
B) parietal pericardium
C) myocardium
D) endocardium

Question 12

A 53-year-old patient with a history of heart trouble has been having trouble breathing.It has been determined that his left ventricle is damaged.What is the name of his condition?

A) atrial septal defect
B) endocarditis
C) pericarditis
D) congestive heart failure

Question 13

Which of the following vessels empties into the right atrium?

A) pulmonary trunk
B) pulmonary veins
C) superior vena cava
D) ascending aorta

Question 14

What are the only arteries that carry oxygen-poor blood in the body?

A) circumflex artery
B) posterior interventricular artery
C) coronary arteries
D) pulmonary arteries

Question 15

What is the name for the muscles that form a rough surface in the anterior wall of the right atrium?

A) pectinate muscle
B) papillary muscles
C) trabeculae carneae
D) myocardium

Question 16

What is the name of the area within the thoracic cavity where the heart is located?

A) fossa ovalis
B) auricle
C) mediastinum
D) thoracic cavity

Question 17

A 55-year-old man has been diagnosed with pericarditis.What condition can develop if it is left untreated?

A) cardiac tamponade
B) ventricular septal defect
C) foramen ovale
D) congestive heart failure

Question 18

Which cardiac vein travels with the left marginal artery?

A) great cardiac vein
B) middle cardiac vein
C) small cardiac vein
D) posterior cardiac vein

Question 19

Which two arteries merge on the posterior surface in the coronary sulcus?

A) circumflex and left marginal artery
B) circumflex and right coronary artery
C) right coronary artery and anterior interventricular artery
D) right coronary artery and posterior interventricular artery

Question 20

Which valve regulates flow between the right ventricle and the pulmonary trunk?

A) pulmonary semilunar
B) aortic semilunar valve
C) tricuspid valve
D) mitral valve