HUBS192 Week 2 (cardio anat)

Where is the point of maximal impulse?

• 4th intercostal space in the midclavicular line on the right side of the chest
• 6th intercostal space in the midaxillary line on the left side of the chest
• 2nd intercostal space in the midclavicular line on the right side of the chest
• 5th intercostal space in the midclavicular line on the left side of the chest

Which vessel receives deoxygenated blood?

• pulmonary vein
• aorta
• pulmonary artery
• coronary artery

What is the innermost layer of the heart?

What is the name of the semilunar valve on the right side and left side of the heart respectively?

• Bicuspid valve, pulmonary valve

• Tricuspid valve, aortic valve

• Mitral valve, tricuspid valve

• Pulmonary valve, Aortic valve

How many cusps does the semilunar valve have?

• 3
• 6
• 4
• 1

What is NOT a characteristic of a cardiac muscle?

• Central nucleus

• Exclusively multinucleated

• Striated
• Involuntary

What component in the intercalated disc connects cytokeratin to cytokeratin?

• Adhesion belts

• Gap junctions
• Desmosomes
• Tight junctions

What is NOT a characteristic of cardiac conduction cells?

• lots of gap junction

• several adhesion belts and desmosomes

• polarised nucleus

• 1% of cardiac cells

Which vessel is a muscular artery?

• Pulmonary artery
• Radial artery
• Femoral artery
• Coronary artery

What is the function of the sub-endothelium in the intima?

• Nutrient absorption
• Cushions the endothelium

• Immune response activation
• Blood clotting regulation