exam 2: cardiorespiratory 2 Flashcards
What view of the heart is this?
dorsal
what side of the heart is highlighted in blue
right side of the heart
what side of the heart is highlighted in red
left side of the heart
Label 1-5 on the right view (atrial surface)
- Azygos v.
- Cranial V. cava
- R. Auricle
- Right Atrium
- Caudal Vena Cava
Label 1-4
- Intervenous tubercle
- Oval fossa
- Coronary sinus
- Right atrioventricular valve (tricuspid)
Label 1 and 2
- R- Auricle
- Pectinate m.
Correspond to a cone shape area of the right ventricle that project the blood toward the
pulmonary trunk
Conus arteriosus
what is being pointed to
right ventricle
Label 1 and 2
- Pulmonary valve
- Right Atrioventricular valve
Label 1 and 2
- Pulmonary valve
- Right atrioventricular valve
Label 1-4
- Right atrioventricular valve
- Right Ventricle
3.Pulmonary valve
4.Conus arteriosus
Muscular ridges on the ventricular walls are known as
Trabeculae carneae
what is being pointed to in yellow
Trabeculae carneae
what is being pointed to in yellow
Trabeculae septomarginalis
Muscular strand that courses across the lumen of the ventricle is known as
Trabeculae septomarginalis
the Trabeculae septomarginalis conducts ____________ from the right branch of the atrioventricular bundle across the lumen of the ventricle
Purkinje fibers
Label 1-3
- Pulmonary veins
- L-Atrium
- L.Auricle
What is entering the lungs? What is leaving?
entering: O2
leaving: CO2
During diastole which AV valve is open on the left side
Mitral valve
Label 1-3
- L.Auricle
- L.Atrium
- Pulmonary veins
what is being pointed to in red
aortic valve
During Systole is the mitral valve open or closed? Aortic valve?
Mitral: closed
Aortic: open
Label 1 and 2
- L Atrium
- L. Ventricle
Label 1 and 2
- Aortic valve
- Left atrioventricular (mitral) valve
Fibromuscular cords that attach cusps to papillary muscles are known as
Chordae tendineae
Conical muscular projections in the ventricles (usually 3 main muscles) – Give rise to chordae tendineae
what is this?
Papillary muscles
What are the blue arrows representing?
what are the red stars representing?
blue: Chordae tendineae
red: Papillary muscles
what is the first heart sound (LUB)
Mitral and tricuspid valves close (isovolumetric contraction)
what is the second heart sound (DUB)
aortic and pulmonary valves close (Isovolumetric relaxation)
What valves of the heart are on the left side
“PAM”
pulmonary valve
aortic valve
mitral valve
what valves of the heart are on the right side
Tricuspid
What intercostal spaces are the mitral, aortic, and pulmonic valves in
pulmonic= 3rd intercostal
aortic= 4th intercostal
mitral valve= 5th intercostal
what intercostal space is the tricuspid valve in
between 4-5th intercostal
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
Coronary vessels
The coronary arteries originated from the
aorta and branch off into smaller arteries,
which supply oxygen-rich blood to the
_______________
entire heart muscle
what are the red arrows pointing to
coronary arteries
Label which valves correspond with 1 and 2
- pulmonary valve
- aortic valve
Label which valves correspond with 1 and 2
- Right atrio-ventricular valve
- Left atrio-ventricular valve
Label branches 1-4
1.Septal branch
2.Paraconal interventricular br
3.Circumflex br.
4. subsinuosal interventricular br
Label branches 1-3
- Circumflex br.
- Intermedial br.
- Paraconal interventricular br
what artery is this
left coronary artery
what is the red arrow pointing to
Right coronary artery
Label 1-3
1.Great cardiac (coronary) v
2. Coronary sinus
3. Middle cardiac (coronary) v
