At the instant following the second heart sound, which heart valves are open?
A. Both atrioventricular valves and semilunar valves
B. Atrioventricular valves only
C. All valves are closed
D. Semilunar valves only
Select your answer:
Topics:
Dental Specialties Microbio (Viruses) Microbial Growth Infant Nutrition Psychology Vocabulary Axial & Appendicular Skeleton Warm up Nursing Vocabulary Illness and Symptoms Contemporary Nutrition Issues Cardiovascular Med Terms Plant Biotechnology Nerve Injuries in Oral & Maxillofacial Surgery Pathophysiology Sarcomere AnatomyOther quiz:
Dental Caries › Viewsimple carbohydrates such as sucrose, fructose, lactose, and glucose.
A. caries
B. fermentable carbohydrates
Hospital Wards and Departments › View
Can help if you have an illness or impairment that makes it more difficult for you to work, study or live independently.
A. Rehabilitation
B. Research library
C. Sexual counselling