NR 507 Advanced Pathophysiology Midterm Week 4 {UPDATED} Johns Hopkins University
Johns Hopkins University School Of Nursing
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NR 507 Advanced Pathophysiology Midterm Week 4 {UPDATED} Johns Hopkins University (Nursing)
- Exam (elaborations) • 32 pages • 2021
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.	Question :	What is the ratio of coronary capillaries to cardiac muscle cells? 
 
 	Student Answer:	 	 1:1 (one capillary per one muscle cell) 
 			 1:2 (one capillary per two muscle cells) 
 			 1:4 (one capillary per four muscle cells) 
 			 1:10 (one capillary per ten muscle cells) 
 	Instructor Explanation:	The heart has an extensive capillary network, with approximately 3300 capillaries per square millimeter (ca/mm2) or approximately one capillary per one muscle cell (muscle fiber).
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