★ Musculoskeletal System Quiz
Which muscles are involuntary?
A. skeletal and smooth
B. cardiac and skeletal
C. smooth and cardiac
Select your answer:
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Cell Theory Blood and Hematology Genes and DNA Laboratory Careers DNA & Types of Reproduction Immunity Diagnostics and Pathology Reports Blood Donation Viruses and Prions Nutrition and Human Digestive System Renal, Cancer, HIV Molecular Genetics Dermatosis Food Homeostasis and DiseaseOther quiz:
Circulatory / Respiratory › ViewThe “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
Hematology › View
Suggests that each of the blood cell lineage is derived from its own unique stem cell
A. Polyphyletic theory
B. Myelophyletic theory