Which heart chamber is more muscular and why?
A. The left ventricle requires more muscle because it must pump more blood than the right ventricle
B. The right ventricle requires more muscle because it must pump more blood than the left ventricle
C. The left ventricle requires more muscle because it must keep blood in the aorta at a high pressure
D. The right ventricle requires more muscle because it must keep blood entering the lungs at higher pressure than blood entering the aorta
Select your answer:

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SPED Law-lympics Tongue and Skin Asthma Dermis Pathophysiology of Injuries and Diseases Cell Reproduction DNA & Types of Reproduction Musculoskeletal - Clinical Health Care EM Spectrum The Cell Cycle & Cancer Anatomy and Physiology- Cardiovascular Sysytem Physical Pharmacy Cells & Body Systems Defence against Infectious DiseasesOther quiz:
Urinary System › ViewA child who just recovers from pneumonia develops renal failure. You must be suspecting _________.
A. Systemic Lupus Erythromatosus
B. poststreptococcal glomerulonephritis
C. polycystic kidney disease
D. diabetic nephropathy
DNA Structure, Replication, Proteins › View
What enzyme begins transcription by attaching to the promoter sequence?
A. DNA polymerase
B. RNA polymerase
C. Helicase
D. Ligase