★ Circulatory / Respiratory Quiz
The “lub,” or first heart sound , is produced by the closing of
A. the aortic semilunar valve
B. the pulmonary semilunar valve
C. the tricuspid valve
D. the bicuspid valve
E. both AV valves
Select your answer:

Topics:
Chemistry The Cell Cycle Pathology of Respiratory System Cardiopulmonary Structures and Functions of Living Organisms and Genetics Anxiety Disorders Upper Limb Fats and Coronary Heart Disease Digestive and Circulatory System Breathing ...Respiration Geriatrics IV Therapy and Blood Transfusion Dermatology Heart Anatomy TensesOther quiz:
Gaseous Exchange in Humans › ViewWhich of the following helps an asthmatic patient to breathe?
A. inhaler
B. medicine
C. mask
D. intravenous injection
Thyroid Disease › View
all of the following are appropriate in primary care for management of hyperparathyroidism, except
A. Evaluation and diagnosing
B. Appropriate workup and referral
C. Patient education
D. No referral needed, all can be managed in PC