Select your answer:
Topics:
History of Psychology Blood/Lymphatic/Immune Schizophrenia Blood Formation and Clotting Tenses Nursing Vocabulary Aerobic- Cardio Respiratory Endurance Fluid and Electrolytes Organ Senses and Locomotor System Ortho Ward Simulation Abnormal Psychology; Assessment and Diagnosis Medicinal use of Microorganisims Cell Cycle; Cancer Genetic Engineering Hospital UnitOther quiz:
Cells & Body Systems › ViewThe Central Nervous system includes what two organs?
A. Brain and Nerves
B. Brain and Spinal Cord
C. Spinal cord and Nerves
D. Nerves and Neurons
Respiration, Immune System, Blood Cells › View
Why is the left wall of the heart have a thicker layer of muscle than the right side?
A. To stop the blood flowing backwards
B. To push the blood with more force at high pressure so it goes to all body cells.
C. To push the blood at high pressure to the lungs.