Heart Flashcards

1
Q

Valve from Left Atrium to Left Ventricle

A

Mitral Valve

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2
Q

Valve from Right Atrium to Right Ventricle

A

Tricuspid Valve

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3
Q

Main structures that feed into the Right Atrium

A

Superior and Inferior Venae Cavae

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4
Q

Main structure that comes out of the Right Ventricle

A

Pulmonary Trunk

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5
Q

Main structures that feeds into the Left Atrium

A

Pulmonary veins

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6
Q

Main structure that emerges from the Left Ventricle

A

The Aorta

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7
Q

Where does the coronary sinus empty?

A

Right Atrium

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8
Q

Which chamber is most anterior?

A

Right Ventricle

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9
Q

Which chamber is most posterior?

A

Left Atrium

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10
Q

Name the branches of the right coronary artery

A

atrial, sinoatrial nodal, atrioventricular nodal, right marginal, posterior interventricular

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11
Q

Name the branches of the left coronary artery

A

anterior interventricular and circumflex

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12
Q

What floods into the coronary sinus?

A

Great cardiac vein, middle cardiac vein, and small cardiac vein.

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13
Q

Three layers of the pericardium

A

Fibrous and Serous (parietal and visceral)

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14
Q

The external groove circling the heart; separates the atria from the ventricles

A

Coronary sulcus

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15
Q

Grooves that separate the two ventricles

A

Anterior and posterior interventricular sulci

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16
Q

Contains the anterior interventricular artery and the great cardiac vein

A

Anterior interventricular sulcus

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17
Q

Contains the posterior interventricular artery and the middle cardiac vein

A

Posterior interventricular sulcus

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18
Q

Where does the right coronary artery go?

A

Right aortic sinus, passes between right auricle and pulmonary trunk, then descends in coronary sulcus between right atrium and ventricle.

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19
Q

Where is the atrial branch of the right coronary artery?

A

The groove between the right auricle and ascending aorta

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20
Q

Where does the sinoatrial nodal branch of the right coronary artery go?

A

Passes posteriorly around superior vena cava to supply sinoatrial node

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21
Q

Where is the atrioventricular nodal artery?

A

Distal end of right coronary artery as it forms the posterior interventricular artery. Supplies AV node.

22
Q

Where is the right marginal branch?

A

It’s given off as the right coronary artery approaches the inferior margin. It continues along the inferior margin to the apex.

23
Q

Where is the Posterior Interventricular artery?

A

Diaphragmatic surface of the heart.

24
Q

Where does the left coronary artery go?

A

Originates from left sinus and enters left aspect of coronary sulcus. Quickly divides.

25
Q

Where does the anterior interventricular artery go?

A

Descends in anterior interventricular sulcus and supplies the anterior left ventricular wall, the anterior 2/3s of the interventricular septum, and the Bundle of His.

26
Q

Where does the circumflex artery go?

A

Courses around left border of the heart.

27
Q

Where does the Great Cardiac vein go?

A

Begins at apex, ascends in anterior interventricular sulcus. When it reaches the coronary sulcus, it banks left and continues onto the base of the heart.

28
Q

Where does the middle cardiac vein go?

A

Begins near apex, ascends in posterior interventricular sulcus.

29
Q

Where does the small cardiac vein go?

A

Begins in lower anterior section of coronary sulcus between the right atrium and ventricle, enters the coronary sinus at the atrial end.

30
Q

What travels with the right coronary artery?

A

Small cardiac vein

31
Q

What travels with the posterior interventricular artery?

A

Middle cardiac vein

32
Q

What does the great cardiac vein travel with?

A

First the anterior interventricular artery, then the circumflex artery.

33
Q

What travels with the small cardiac vein?

A

The right coronary artery

34
Q

What travels with the middle cardiac vein?

A

Posterior interventricular artery

35
Q

Where’s the transverse sinus?

A

Behind the pulmonary trunk and the aorta

36
Q

Where’s the oblique sinus?

A

Behind the apex

37
Q

What sits posterior to the left atrium?

A

The esophagus

38
Q

Which coronary artery is considered dominant?

A

Whichever gives off the posterior interventricular artery

39
Q

Pulmonary semilunar valve

A

Valve separating pulmonary trunk from right ventricle

40
Q

Aortic semilunar valve

A

Valve separating aorta from left ventricle

41
Q

Cusps of aortic semilunar valve

A

Left, right, and posterior

42
Q

Cusps of pulmonary semilunar valve

A

Left, right, and anterior

43
Q

Muscles within atria; makes the walls look rough

A

Pectinate muscles

44
Q

Structure that separates sinus venarum from pectinate muscles in the right atrium

A

Terminal crest

45
Q

Depressed area in the right atrium

A

Fossa ovalis

46
Q

Elevated superior margin of the fossa ovalis

A

Limbus

47
Q

Ventricular version of papillary muscles

A

Trebeculae carnae

48
Q

Structure that provides a shortcut for electrical impulses within the right ventricle

A

Septamarginal trebecula (moderator band)

49
Q

Muscles involved in closing of valves in ventricles

A

Papillary muscles

50
Q

Thin white structures off of the papillary muscles

A

Chordae tendinae