Vascular TissueHistology Lab

Cardiovascular Histology Histology MCQs: mixed practice questions

Try 5 sample questions drawn from across Cardiovascular Histology. Tap an answer to check it.

1. Which component of the tunica adventitia helps anchor an artery to surrounding tissues?

   From: Arteries
   A. Elastic lamellaeB. Endothelial cellsC. PlateletsD. ChondrocytesE. Collagen fibers

2. Which cells form the continuous lining of a capillary lumen?

   From: Capillaries & Microcirculation
   A. Smooth-muscle cellsB. FibroblastsC. Endothelial cellsD. Pericytes onlyE. Macrophages

3. A lesion in the SA node would most directly affect:

   From: Cardiac Conduction System
   A. Valve connective tissueB. Coronary vessel structureC. Normal cardiac pacemaker activityD. Endocardial liningE. Ventricular collagen

4. Which component of the endocardium lies immediately beneath the endothelial lining?

   From: Heart Histology
   A. MyocardiumB. Epicardial fat onlyC. Cardiac muscle bundlesD. Subendothelial connective tissueE. Fibrous pericardium

5. Why can veins appear collapsed in histologic sections?

   From: Veins & Venules
   A. They contain cartilageB. Their walls are relatively thin and their pressure is lowC. They lack endotheliumD. They have thicker media than arteriesE. They are filled with lymph