A&P2 BIO142 LAB 4: Heart

Left Atrium

1. Name the chamber deep to the black asterisks. [Ex 6]

Right Coronary Artery

1. Name the coronary vessel labeled by the red arrow. [Ex 8, Image 1]

Right Coronary Artery

1. Name the coronary vessel labeled by the red arrow. [Ex 8, Image 3]

Left Anterior Descending Artery

1. Name the coronary vessel labeled by the red arrow. (Hint: This vessel is in the anterior interventricular groove.) (red line = anterior surface of the heart, blue line = posterior surface of the heart) [Ex 8, Image 2]

Left Atrium

1. Name the heart chamber indicated by the green asterisk. [Ex 3]

Endocardium

1. Name the layer of the heart wall between the blue and red arrows. Assume that the red arrow is in a heart chamber. [Ex 2, Slide: Cardiac Muscle, Blue Square]

Fibrous Pericardium

1. Name the pericardial layer indicated by the red arrow. [Ex 1]

Pulmonary Semilunar Valve

1. Name the valve indicated by the yellow arrows. [Ex 5]

Left Coronary Artery

1. Name the vessel indicated by the white arrow. [Ex 7]

Aorta

1. Name the vessel indicated by the yellow arrow. [Ex 4]

Posterior Interventricular Sulcus

10. Name the groove indicated by the white dashed line. [Ex 6]

Left Inferior Pulmonary Vein

10. Name the vessel indicated by the green arrow labeled D. [Ex 4]

Coronary Sinus

10. Name the vessel indicated by the yellow asterisk. [Ex 7]

X-section

10. The muscle cells indicated by the blue arrows are cut in what plane [longitudinal, X-section]? [Ex 2, Slide: Cardiac Muscle, Green Square]

Center of muscle cell

11. Describe the location of the nucleus in the cells indicated by the blue arrows. [Ex 2, Slide: Cardiac Muscle, Green Square]

Anterior Interventricular Sulcus

11. Name the groove indicated by the green dashed line. [Ex 6]

Coronary Sinus

11. Name the vessel labeled by the blue arrow. [Ex 4]

Right Atrioventricular Sulcus

12. Name the groove indicated by the purple dashed line. [Ex 6]

Ligamentum Arteriosum

12. Name the structure indicated by the black arrow that was once a vessel in the fetal circulation. [Ex 4]

Right Atrium

2. Name the chamber deep to the yellow asterisks. [Ex 6]

Circumflex Artery

2. Name the coronary vessel indicated by the yellow arrow. (Hint: This vessel is in the left atrioventricular groove.) (red line = anterior surface of the heart, blue line = posterior surface of the heart) [Ex 8, Image 2]

Left Coronary Artery

2. Name the coronary vessel labeled by the blue arrow. [Ex 8, Image 1]

Left Coronary Artery

2. Name the coronary vessel labeled by the blue arrow. [Ex 8, Image 3]

Right Atrium

2. Name the heart chamber indicated by the yellow asterisk. [Ex 3]

Parietal Pericardium

2. Name the pericardial layer indicated by the yellow arrow. [Ex 1]

Aortic Semilunar Valve

2. Name the valve indicated by the blue arrows. [Ex 5]

Anterior Interventricular Artery

2. Name the vessel indicated by the red arrows. [Ex 7]

Superior Vena Cava

2. Name the vessel indicated by the white arrows. [Ex 4]

Myocardium

2. The tissue surrounding the blue arrow is what layer of the heart wall? [Ex 2, Slide: Cardiac Muscle, Blue Square]

Right Ventricle

3. Name the chamber deep to the green asterisks. [Ex 6]

Circumflex Artery

3. Name the coronary vessel indicated by the yellow arrow. [Ex 8, Image 3]

Circumflex Artery

3. Name the coronary vessel labeled by the green arrow. [Ex 8, Image 1]

Right Ventricle

3. Name the heart chamber indicated by the black asterisk. [Ex 3]

Visceral Pericardium

3. Name the pericardial/heart layer indicated by the green arrow. [Ex 1]

Tricuspid Valve

3. Name the valve indicated by the white arrows. [Ex 5]

Inferior Vena Cava

3. Name the vessel indicated by the purple arrows. [Ex 4]

Circumflex Artery

3. Name the vessel indicated by the yellow arrows. [Ex 7]

Longitudinal

3. The cardiac muscle cells in this section are cut in what plane [longitudinal, X- section]? [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Left Ventricle

4. Name the chamber deep to the purple asterisks. [Ex 6]

Left Anterior Descending Artery

4. Name the coronary vessel indicated by the green arrow. [Ex 8, Image 3]

Left Anterior Descending Artery

4. Name the coronary vessel labeled by the yellow arrow. [Ex 8, Image 1]

Left Ventricle

4. Name the heart chamber indicated by the white asterisk. [Ex 3]

Endocardium

4. Name the heart layer indicated by the blue arrow. [Ex 1]

Nuclei

4. Name the structures indicated by the yellow arrows. [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Bicuspid Valve

4. Name the valve indicated by the green arrows. [Ex 5]

Right Coronary Artery

4. Name the vessel indicated by the light green arrows. [Ex 7]

Pulmonary Trunk

4. Name the vessel indicated by the red arrow. [Ex 4]

Right Marginal Artery

5. Name the coronary vessel labeled by the white arrow. [Ex 8, Image 1]

Apex

5. Name the region outlined by the black boxes. [Ex 6]

Interventricular Septum

5. Name the septum labeled by the red asterisk. [Ex 3]

Pericardial Cavity

5. Name the space in which the asterisk is located. [Ex 1]

Chordae Tendinae

5. Name the structure indicated by the purple arrow. [Ex 5]

Intercalated Disks

5. Name the structures between the red arrows. [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Right Marginal Artery

5. Name the vessels indicated by the black arrows. [Ex 7]

Right Pulmonary Trunk

5. Name the vessels indicated by the gray arrow labeled A. [Ex 4]

Blockage of vessel: Atherosclerotic Plaque

5. To what is the white arrow pointing? [Ex 8, Image 3]

Base

6. Name the region of the heart indicated by the black dashed line. [Ex 6]

Interarterial Septum

6. Name the septum located in the region between in the yellow arrows. [Ex 3]

Papillary Muscle

6. Name the structure indicated by the red arrow. [Ex 5]

Posterior Interventricular Artery

6. Name the vessel indicated by the dark purple arrows. [Ex 7]

Left Pulmonary Trunk

6. Name the vessel indicated by the gray arrow labeled B. [Ex 4]

Right Atrium and Ventricle

6. What region of the heart do you suspect is compromised because of what is indicated by the white arrow? [Ex 8, Image 3]

Intercalated disks contain higher density of proteins

6. Why do the intercalated discs appear darker pink than surrounding areas? [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

The Anterior Surface of the Heart

7. If a blockage were present at the location of the green arrow, what region of the heart would be lacking blood supply? [Ex 8, Image 3]

Left Auricle

7. Name the structure indicated by the yellow arrow. [Ex 6]

Great Cardiac Vein

7. Name the vessel indicated by the dark green arrows. [Ex 7]

Right Superior Pulmonary Vein

7. Name the vessel indicated by the green arrow labeled A. [Ex 4]

Blood vessels

7. What is the large structure surrounded by the blue arrows? [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Right Auricle

8. Name the structure indicated by the white arrow. [Ex 6]

Small Cardiac Vein

8. Name the vessel indicated by the dark blue arrows. [Ex 7]

Right Inferior Pulmonary Vein

8. Name the vessel indicated by the green arrow labeled B. [Ex 4]

Capillary

8. What is the small structure indicated by the green arrow? [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Left Atrioventricular Sulcus

9. Name the groove indicated by the yellow dashed line. [Ex 6]

Left Superior Pulmonary Vein

9. Name the vessel indicated by the green arrow labeled C. [Ex 4]

Middle Cardiac Vein

9. Name the vessel indicated by the light blue arrows. [Ex 7]

loose connective tissue

9. What type of tissue surrounds the capillaries and blood vessels? [Ex 2, Slide: Cardiac Muscle, Red Rectangle]

Right Ventricle

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. C17. [Ex 10, Model 1, Chambers = C+Number]

Left Atrium

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. C18. [Ex 10, Model 1, Chambers = C+Number]

Right Atrium

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. C19. [Ex 10, Model 1, Chambers = C+Number]

Left Ventricle

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. C20. [Ex 10, Model 1, Chambers = C+Number]

Superior Vena Cava

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V1. [Ex 10, Model 1, Blood Vessels = V+Number]

Marginal Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V10. [Ex 10, Model 1, Blood Vessels = V+Number]

Anterior Interventricular Artery (LAD)

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V11. [Ex 10, Model 1, Blood Vessels = V+Number]

Left Coronary Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V12. [Ex 10, Model 1, Blood Vessels = V+Number]

Circumflex Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V13. [Ex 10, Model 1, Blood Vessels = V+Number]

1. Right Atrium 2. Tricuspid Valve 3. Right Ventricle 4. Pulmonary Semilunar Valve 5. Pulmonary Trunk 6. Pulmonary Arteries 7. Pulmonary Capillaries 8. Pulmonary Veins 9. Left Atrium 10. Bicuspid Valve 11. Left Ventricle 12. Aortic Semilunar Valve 13. Aorta 14. Systemic Capillaries 15. Venae Cavae

List the structures from the list in the image that a red blood cell will travel through as it flows through the heart and around the pulmonary and systemic circulations. 1-15. _________________ [Ex 9]

Posterior Interventricular Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V14. [Ex 10, Model 1, Blood Vessels = V+Number]

Great Cardiac Vein

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V15. [Ex 10, Model 1, Blood Vessels = V+Number]

Coronary Sinus

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V16. [Ex 10, Model 1, Blood Vessels = V+Number]

Aorta

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V2. [Ex 10, Model 1, Blood Vessels = V+Number]

Inferior Vena Cava

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V3. [Ex 10, Model 1, Blood Vessels = V+Number]

Pulmonary Trunk

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V4. [Ex 10, Model 1, Blood Vessels = V+Number]

Left Pulmonary Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V5. [Ex 10, Model 1, Blood Vessels = V+Number]

Left Pulmonary Vein

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V6. [Ex 10, Model 1, Blood Vessels = V+Number]

Right Pulmonary Vein

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V7. [Ex 10, Model 1, Blood Vessels = V+Number]

Right Pulmonary Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V8. [Ex 10, Model 1, Blood Vessels = V+Number]

Right Coronary Artery

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. V9. [Ex 10, Model 1, Blood Vessels = V+Number]

Bicuspid Valve

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. Va21. [Ex 10, Model 1, Valves = Va+Number]

Aortic Valve

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. Va22. [Ex 10, Model 1, Valves = Va+Number]

Pulmonary Valve

Identify the labeled structures on the heart models. Be sure to identify a blood vessel as "a." for artery, and "v." for vein. Va23. [Ex 10, Model 1, Valves = Va+Number]