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A & P 2 LAB > 3/4- Heart (Exam 2) > Flashcards

3/4- Heart (Exam 2) Flashcards

1
Q

What are gap junctions?

A

Connects cytoplasm of one cell to the cytoplasm of another cell

Things can move from cell to cell

Ions are in motion

Movement of charges are electrical current

All interconnected

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2
Q

What side of the heart do you see with the left and right wrist?

A

Left wrist- left side

Right wrist- right side

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3
Q

What is a calibration wave?

A

Direct measure of how much electricity is produced

Height and depths

Very beginning or very end

Millivolts

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4
Q

What is the bottom of the heart called?

A

Apex

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5
Q

What is the top of the heart called?

A

Base

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6
Q

What is the groove between the atriums and the ventricles?

A

Atrioventricular sulcus

Or

Coronary sulcus

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7
Q

What is the groove between the ventricles called?

A

Inter-ventricular sulcus

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8
Q

What layer of the heart wall is the white material in the ventricles?

A

Endocardium

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9
Q

What is the layer of the heart wall that is the interventricular septum?

A

Myocardium

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10
Q

What is the layer of the heart wall on the surface of the heart?

A

Epicardium

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11
Q

What is the right auricle?

A

The outside of the right atrium

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12
Q

What is the left auricle?

A

Outside of left atrium

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13
Q

What is the wall that divides the 2 ventricles?

A

Interventricular septum

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14
Q

What is the valve between the right atrium and ventricle?

A

Tricuspid

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15
Q

What is the valve between the left atrium and ventricle?

A

Bicuspid

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16
Q

What are the string like structures?

A

Chordae tendineae

17
Q

What are the finger like structures on the wall of the ventricles?

A

Papillary muscles

18
Q

What is the valve between the pulmonary trunk and right ventricle?

A

Pulmonary semilunar valve

19
Q

What is the valve between the aorta and the left ventricle?

A

Aortic semilunar valve

20
Q

What is the artery under the pulmonary trunk when you open the left ventricle (little piece)?

A

Left coronary artery

21
Q

What is the artery that is on the left ventricle?

A

Anterior interventricular artery

Or

Left anterior descending artery

22
Q

What is the artery that circles around the left atrium and ventricle?

A

Circumflex artery

23
Q

What is the artery between the right atrium and ventricle?

A

Right coronary artery

24
Q

What is the artery that is going down on the side of the right ventricle?

A

Marginal artery

25
Q

What is the artery between the ventricles posterior?

A

Posterior interventricular artery

Or

Posterior descending artery

26
Q

What is the vein on the left ventricle?

A

Great cardiac vein

27
Q

What is the vein posterior of heart between ventricles?

A

Middle cardiac vein

28
Q

What is the vein that connects to the coronary sinus posterior to heart?

A

Small cardiac vein

29
Q

What is the thick vein posterior to the heart between atriums and ventricles?

A

Coronary sinus

30
Q

What is the node inside the wall of the right atrium that looks like a crab?

A

Sinoatrial node (SA node)

31
Q

What is the node deep I see the right atrium that also looks like a crab?

A

Atrioventricular node (AV node)

32
Q

What is the bundle that is near the AB node (59)?

A

Bundle of his

Or

Atrioventricular node

33
Q

What are on the walls on the inside of the ventricles?

A

Right and left bundle branches?

34
Q

What are the super thin lines inside the ventricles?

A

Purkinje fibers

A & P 2 LAB (7 decks)

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