exam 2: cardiorespiratory 2

Question 1

What view of the heart is this?

Answer 1

dorsal

Question 2

what side of the heart is highlighted in blue

Answer 2

right side of the heart

Question 3

what side of the heart is highlighted in red

Answer 3

left side of the heart

Question 4

Label 1-5 on the right view (atrial surface)

Answer 4

1. Azygos v.
2. Cranial V. cava
3. R. Auricle
4. Right Atrium
5. Caudal Vena Cava

Question 5

Label 1-4

Answer 5

1. Intervenous tubercle
2. Oval fossa
3. Coronary sinus
4. Right atrioventricular valve (tricuspid)

Question 6

Label 1 and 2

Answer 6

1. R- Auricle
2. Pectinate m.

Question 7

Correspond to a cone shape area of the right ventricle that project the blood toward the
pulmonary trunk

Answer 7

Conus arteriosus

Question 8

what is being pointed to

Answer 8

right ventricle

Question 9

Label 1 and 2

Answer 9

1. Pulmonary valve
2. Right Atrioventricular valve

Question 10

Label 1 and 2

Answer 10

1. Pulmonary valve
2. Right atrioventricular valve

Question 11

Label 1-4

Answer 11

1. Right atrioventricular valve
2. Right Ventricle
   3.Pulmonary valve
   4.Conus arteriosus

Question 12

Muscular ridges on the ventricular walls are known as

Answer 12

Trabeculae carneae

Question 13

what is being pointed to in yellow

Answer 13

Trabeculae carneae

Question 14

what is being pointed to in yellow

Answer 14

Trabeculae septomarginalis

Question 15

Muscular strand that courses across the lumen of the ventricle is known as

Answer 15

Trabeculae septomarginalis

Question 16

the Trabeculae septomarginalis conducts ____________ from the right branch of the atrioventricular bundle across the lumen of the ventricle

Answer 16

Purkinje fibers

Question 17

Label 1-3

Answer 17

1. Pulmonary veins
2. L-Atrium
3. L.Auricle

Question 18

What is entering the lungs? What is leaving?

Answer 18

entering: O2

leaving: CO2

Question 19

During diastole which AV valve is open on the left side

Answer 19

Mitral valve

Question 20

Label 1-3

Answer 20

1. L.Auricle
2. L.Atrium
3. Pulmonary veins

Question 21

what is being pointed to in red

Answer 21

aortic valve

Question 22

During Systole is the mitral valve open or closed? Aortic valve?

Answer 22

Mitral: closed
Aortic: open

Question 23

Label 1 and 2

Answer 23

1. L Atrium
2. L. Ventricle

Question 24

Label 1 and 2

Answer 24

1. Aortic valve
2. Left atrioventricular (mitral) valve

Question 25

Fibromuscular cords that attach cusps to papillary muscles are known as

Answer 25

Chordae tendineae

Question 26

Conical muscular projections in the ventricles (usually 3 main muscles) – Give rise to chordae tendineae what is this?

Answer 26

Papillary muscles

Question 27

What are the blue arrows representing? what are the red stars representing?

Answer 27

blue: Chordae tendineae red: Papillary muscles

Question 28

what is the first heart sound (LUB)

Answer 28

Mitral and tricuspid valves close (isovolumetric contraction)

Question 29

what is the second heart sound (DUB)

Answer 29

aortic and pulmonary valves close (Isovolumetric relaxation)

Question 30

What valves of the heart are on the left side

Answer 30

"PAM" pulmonary valve aortic valve mitral valve

Question 31

what valves of the heart are on the right side

Answer 31

Tricuspid

Question 32

What intercostal spaces are the mitral, aortic, and pulmonic valves in

Answer 32

pulmonic= 3rd intercostal aortic= 4th intercostal mitral valve= 5th intercostal

Question 33

what intercostal space is the tricuspid valve in

Answer 33

between 4-5th intercostal

Question 34

The coronary arteries originated from the aorta and branch off into smaller arteries, which supply oxygen-rich blood to the entire heart muscle these smaller branches are referred to as

Answer 34

Coronary vessels

Question 35

The coronary arteries originated from the aorta and branch off into smaller arteries, which supply oxygen-rich blood to the _______________

Answer 35

entire heart muscle

Question 36

what are the red arrows pointing to

Answer 36

coronary arteries

Question 37

Label which valves correspond with 1 and 2

Answer 37

1. pulmonary valve 2. aortic valve

Question 38

Label which valves correspond with 1 and 2

Answer 38

1. Right atrio-ventricular valve 2. Left atrio-ventricular valve

Question 39

Label branches 1-4

Answer 39

1.Septal branch 2.Paraconal interventricular br 3.Circumflex br. 4. subsinuosal interventricular br

Question 40

Label branches 1-3

Answer 40

1. Circumflex br. 2. Intermedial br. 3. Paraconal interventricular br

Question 41

what artery is this

Answer 41

left coronary artery

Question 42

what is the red arrow pointing to

Answer 42

Right coronary artery

Question 43

Label 1-3

Answer 43

1.Great cardiac (coronary) v 2. Coronary sinus 3. Middle cardiac (coronary) v