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Worksheetsch. 14 the heart
Total questions: 39
Worksheet time: 20mins
This system is a continuous one-way circuit of blood vessels, through which blood is pumped by the heart
Respiratory system
Circulatory system
Digestive system
Nervous system
Lines the heart’s interior
Epicardium
Endocardium
Myocardium
Pericardium
Thickest layer, heart muscle
Endocardium
Pericardium
Myocardium
Epicardium
Thin outermost layer of heart
Endocardium
Pericardium
Epicardium
Myocardium
Sac that encloses the heart, holds heart in place.
Epicardium
Pericardium
Myocardium
Endocardium
Formed of two layers: Parietal layer fused to fibrous pericardium. Visceral layer (epicardium) fused to myocardium
Endocardium
Pericardium
Serous pericardium
Myocardium
Space between serous layer
Pericardial cavity
Chest cavity
Thoracic cavity
Myocardium
Lightly striated, single nucleus, involuntary, has intercalated disks and branching fibers
Skeletal muscle tissue
Fibers
Muscle cells
Cardiac muscular tissue
Which side pumps blood low in oxygen to the lungs via pulmonary circuit?
Left
Right
Which side pumps oxygen rich blood to remainder of the body via systemic circuit?
Left
Right
Receives low-oxygen blood returning from body tissue through superior vena cava and inferior vena cava
Right atrium
Left atrium
Right ventricle
Left ventricle
Receives high-oxygen blood from lungs
Right atrium
Left atrium
Right ventricle
Left ventricle
Pumps low-oxygen blood from right atrium to lungs
Right atrium
Left atrium
Right ventricle
Left ventricle
Pumps high-oxygen blood to body
Right atrium
Left atrium
Right ventricle
Left ventricle
Select all entrance valves
Right AV valve
Left AV valve
Pulmonary Valve
Aortic valve
Angi/o
Vessel
Chest
Rapid
Blue
Seth/o
Chest
Vessel
Rapid
Blue
1
Right pulmonary artery
Ascending aorta
Coronarysinus
Right AV valve
2
Left AV valve
Ascending aorta
Right AV valve
Coronary sinus
3
Inferior vena cava
Tight AV valve
Superior vena cava
Left AV valve
4
Fossa ovalis
Right atrium
Left atrium
AV valve
5
Superior vena cava
Fossa ovalis
Right ventricle
Left ventricle
6
Coronary sinus
Inferior vena cava
Left ventricle
Right ventricle
7
Right atrioventricular valve
Left AV valve
Coronary sinus
Inferior vena cava
8
Right AV valve
Left AV valve
Inferior venacava
Left ventricle
9
Superiorvena cava
Left ventricle
Right ventricle
Left av valve
10
Right atrium
Left atrium
Right ventricle
Left ventricle
11
Right AV valve
Right ventricle
Left AV valve
Left ventricle
12
Right arrium
Left atrium
Left AV valve
Left ventricle
13
Right pulmonary veins
Left pulmonary veins
Pulmonary trunk
Pulmonary valve
14
Left pulmonary artery
Pulmonary valve
Aorta
Pulmonary veins
15
Pulmonary valve
Left pulmonary arteries
Pulmonary trunk
Left ac
16
Pulmonary veins
Pulmonary valve
Pulmonary trunk
Pulmonary ac
Select the correct number:
Sinoatrial node, initiates signal
1
4
2
3
Select the correct number:
Signal passes through atria, stimulating contraction
1
6
3
2
Select the correct number:
Atrioventricular (AV) node delays signal
3
2
5
4
Select the correct number:
The atrioventricular bundle ferries the signal to interventricular septum
1
4
5
6
Select the correct number:
Bundle branches convey signal to apex
1
5
6
4
Select the correct number:
Purkinje fibers carry signal up through ventricles, stimulating contraction from the bottom upwards
5
4
6
3
