14: The Heart (Lab)

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Last updated 10:26 PM on 10/15/26
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99 Terms

1
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Epicardium (Visceral pericardium)

What is the layer covering the outside of the heart

2
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Myocardium

What heart layer is my pointer finger touching?

<p>What heart layer is my pointer finger touching?</p>
3
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Endocardium

What is the most inner layer of the heart

4
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Apex of heart

What is this?

<p>What is this?</p>
5
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Base of heart

What is this (whole area)

<p>What is this (whole area)</p>
6
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Right atrium

What is this chamber?

<p>What is this chamber?</p>
7
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Left atrium

What is this chamber?

<p>What is this chamber?</p>
8
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Auricles

What are these?

<p>What are these?</p>
9
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Auricles

What are these?

<p>What are these?</p>
10
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Pectinate Muscles

What is this?

<p>What is this?</p>
11
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Pectinate muscles

What is this?

<p>What is this?</p>
12
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Pectinate muscles

What is this? (BTW, only found in atria)

<p>What is this? (BTW, only found in atria)</p>
13
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Coronary sinus opening

What is this hole?

<p>What is this hole?</p>
14
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Coronary sinus opening

What is this black hole?

<p>What is this black hole?</p>
15
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Coronary sinus opening

What is this hole?

<p>What is this hole?</p>
16
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Right Ventricle

What is this chamber?

<p>What is this chamber?</p>
17
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Left Ventricle

What is this chamber?

<p>What is this chamber?</p>
18
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Papillary muscles

What is this? (little lump)

<p>What is this? (little lump)</p>
19
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Papillary muscle

What is this? (Specific)

<p>What is this? (Specific)</p>
20
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Papillary muscles

What is this? (Specific)

<p>What is this? (Specific)</p>
21
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Trabeculae Carneae

What is this? (Only in ventricles)

<p>What is this? (Only in ventricles)</p>
22
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Trabeculae Carneae

What is this?

<p>What is this?</p>
23
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Trabeculae Carneae

What is this?

<p>What is this?</p>
24
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interventricular septum

What is this?

<p>What is this?</p>
25
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Interventricular septum

What is this? (NOT the hole, the vertical structure)

<p>What is this? (NOT the hole, the vertical structure)</p>
26
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Superior vena cava

What is this?

<p>What is this?</p>
27
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Inferior vena cava

What is this?

<p>What is this?</p>
28
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Superior vena cava

What is this?

<p>What is this?</p>
29
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Inferior vena cava

What is this? (The hole at the bottom)

<p>What is this? (The hole at the bottom)</p>
30
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Pulmonary trunk

What is this? (Specific)

<p>What is this? (Specific)</p>
31
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Pulmonary trunk

What is this? (To confirm, it is the first part of this structure)

<p>What is this? (To confirm, it is the first part of this structure)</p>
32
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Left pulmonary artery

What is this? (Specific)

<p>What is this? (Specific)</p>
33
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Right pulmonary artery

What is this? (Specific, blue thing)

<p>What is this? (Specific, blue thing)</p>
34
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Right pulmonary vein

What is this?

<p>What is this?</p>
35
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Left pulmonary vein

What is this?

<p>What is this?</p>
36
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Aortic arch

What is this?

<p>What is this?</p>
37
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Aortic arch

What is this? (THE RED, NOT THE WHITE)

<p>What is this? (THE RED, NOT THE WHITE)</p>
38
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Aortic arch

What is this?

<p>What is this?</p>
39
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chordae tendineae

What is this?

<p>What is this?</p>
40
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Chordae tendineae

What is this? (White strands)

<p>What is this? (White strands)</p>
41
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Pulmonary semilunar valve

What is this?

<p>What is this?</p>
42
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Aortic semilunar valve

What is this?

<p>What is this?</p>
43
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Aortic semilunar valve

What is this?

<p>What is this?</p>
44
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Right atrioventricular valve (Tricuspid)

What is this?

<p>What is this?</p>
45
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Right atrioventricular valve (Tricuspid)

What is this?

<p>What is this?</p>
46
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Left atrioventricular valve (Mitral/bicuspid)

What is this?(White piece)

<p>What is this?(White piece)</p>
47
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Fossa Ovalis

What is this? (Indented area)

<p>What is this? (Indented area)</p>
48
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Foramen ovale

What was the fossa ovalis during fetal development?

<p>What was the fossa ovalis during fetal development?</p>
49
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A shunt between the right and left atria used to bypass the lungs

What is the function of the foramen ovale during fetal development?

50
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Ligamentum arteriosum

What is this? (Little gray thing)

<p>What is this? (Little gray thing)</p>
51
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Ductus arteriosus

What is the ligamentum arteriosum during fetal development?

<p>What is the ligamentum arteriosum during fetal development?</p>
52
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A blood vessel that connects the pulmonary artery to the aorta

What is the function of the ductus arteriosus during fetal development?

53
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Left coronary artery

What is this? (Whole red line)

54
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Anterior interventricular artery

What is this? (Red part)

<p>What is this? (Red part)</p>
55
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Anterior interventricular artery

What is this? (Red part)

<p>What is this? (Red part)</p>
56
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Circumflex artery

What is this? (it is the part that bends off from the left coronary artery)

<p>What is this? (it is the part that bends off from the left coronary artery)</p>
57
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Circumflex artery

What is this? (The red one)

<p>What is this? (The red one)</p>
58
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Right coronary artery

What is this? (The red part that doesnt branch out)

<p>What is this? (The red part that doesnt branch out)</p>
59
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Posterior interventricular artery

What is this red thing? (You are looking at the bottom part of the heart)

<p>What is this red thing? (You are looking at the bottom part of the heart)</p>
60
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Marginal artery

All the red things branching off

<p>All the red things branching off</p>
61
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Marginal artery

What is this? (This is just to clear up any confusion)

<p>What is this? (This is just to clear up any confusion)</p>
62
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Cardiac veins

What are the blue blood vessels of the heart called?

<p>What are the blue blood vessels of the heart called?</p>
63
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Great cardiac vein

What is this? (Blue One)

<p>What is this? (Blue One)</p>
64
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Coronary sinus

What is this white boxed area?

<p>What is this white boxed area?</p>
65
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Middle cardiac vein

What is this? (Blue one)

<p>What is this? (Blue one)</p>
66
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Small cardiac vein

What is this? (Blue one)

<p>What is this? (Blue one)</p>
67
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Cardiac muscle cells

What is this tissue?

<p>What is this tissue?</p>
68
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Intercalated disks

What are these?

<p>What are these?</p>
69
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Anterior side of heart

What side of the heart is this? (Look at the blood vessel and sulcus for reference)

<p>What side of the heart is this? (Look at the blood vessel and sulcus for reference)</p>
70
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Posterior side of heart

What side of the heart is this?

<p>What side of the heart is this?</p>
71
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Papillary muscles

What is the metal probe pointing to?

<p>What is the metal probe pointing to?</p>
72
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Chordae tendineae

White arrow?

<p>White arrow?</p>
73
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Papillary muscle

What is this? (White section)

<p>What is this? (White section)</p>
74
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Pectinate muscles, atria

What is the metal probe pointing to? Where do you find this in the heart?

<p>What is the metal probe pointing to? Where do you find this in the heart?</p>
75
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chordae tendineae

What is this? (Orange section)

<p>What is this? (Orange section)</p>
76
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Aortic semilunar valve

What is this? (Blue arrow)(Notice the big tube branching out)

<p>What is this? (Blue arrow)(Notice the big tube branching out)</p>
77
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Right atrium and right ventricle

This cut section is showcasing what chambers of the heart?

<p>This cut section is showcasing what chambers of the heart?</p>
78
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Right atrioventricular valve (Tricuspid), pulmonary semilunar valve

What valves are in the right chambers of the heart?

<p>What valves are in the right chambers of the heart?</p>
79
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Left atrium and left ventricle

This cut section is showcasing what chambers of the heart?(Notice the thick muscle layer)

<p>This cut section is showcasing what chambers of the heart?(Notice the thick muscle layer)</p>
80
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Left atrioventricular valve (Mitral/Bicuspid), Aortic semilunar valve

What valves are in the left chambers of the heart?

<p>What valves are in the left chambers of the heart?</p>
81
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Right atrioventricular valve (Tricuspid), Left atrioventricular valve (Mitral/Bicuspid)

What valves of the heart have chordae tendineae? (Chordae tendineae is the what the white arrow is pointing to)

<p>What valves of the heart have chordae tendineae? (Chordae tendineae is the what the white arrow is pointing to)</p>
82
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Aortic semilunar valve, Pulmonary semilunar valve

What are the valves that would be superior(Towards the top) in the heart? (The blue arrow is pointing to one of them)

<p>What are the valves that would be superior(Towards the top) in the heart? (The blue arrow is pointing to one of them)</p>
83
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Sinoatrial node

What is the pacemaker of the heart?

<p>What is the pacemaker of the heart?</p>
84
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Atrioventricular node

What is the electrical relay that pauses muscle contractions to let the ventricles fill with blood?

<p>What is the electrical relay that pauses muscle contractions to let the ventricles fill with blood?</p>
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Atrioventricular bundle (Bundle of His)

fibers in the heart that relay a nerve impulse from the AV node to the ventricles

<p>fibers in the heart that relay a nerve impulse from the AV node to the ventricles</p>
86
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Right and left bundle branches

Two pathways in interventricular septum

Carry impulses toward apex of heart

<p>Two pathways in interventricular septum</p><p>Carry impulses toward apex of heart</p>
87
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Subendocardial branches (Purkinje fibers)

stimulate ventricles to contract

<p>stimulate ventricles to contract</p>
88
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P wave, atrial depolarization

What is this?, what is it showing?

<p>What is this?, what is it showing?</p>
89
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0.12 seconds

What is the typical duration of a P Wave?

<p>What is the typical duration of a P Wave?</p>
90
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0.25 millivolts

What is the typical amplitude of a P wave?

<p>What is the typical amplitude of a P wave?</p>
91
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High atrial blood pressure

What would cause abnormalities in a P wave?

<p>What would cause abnormalities in a P wave?</p>
92
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QRS Complex, ventricular depolarization

What is this area called? What does it represent?

<p>What is this area called? What does it represent?</p>
93
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Q wave

What is this?

<p>What is this?</p>
94
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R Wave

What is this?

<p>What is this?</p>
95
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S wave

What is this?

<p>What is this?</p>
96
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T wave, Ventricular repolarization

What is this? What is it showing?

<p>What is this? What is it showing?</p>
97
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Normal sinus rhythm

What is a normal ECG/EKG reading from the SA node called?

<p>What is a normal ECG/EKG reading from the SA node called?</p>
98
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Tachycardia

What is a resting heart rate above 100 beats per minutes called?

99
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Bradycardia

What is a resting heartrate below 60 beats per minute called?

<p>What is a resting heartrate below 60 beats per minute called?</p>