Free MCAT-style practice, 3B
Organ Systems Practice Questions
Kidney, cardiovascular, respiratory and immune physiology. Original questions with full explanations, free, no signup.
- MCAT Cardiovascular Function and Blood Gas Transport Practice Questions
Eight free MCAT-style practice questions on cardiac output, the ECG and AV node, vessel resistance, mean arterial pressure, capillary Starling forces, oxygen-hemoglobin binding and carbon dioxide transport, with explanations.
- MCAT Immune System Practice Questions
Ten free MCAT-style immune system practice questions on innate defenses, complement, B cells and antibody responses, T cells and MHC, vaccines and hypersensitivity, with full explanations.
- MCAT Kidney, Nephron Function and Acid-Base Practice Questions
Eight free MCAT-style practice questions on glomerular filtration, clearance, tubular reabsorption, the loop of Henle, ADH, the renin-angiotensin system and acid-base balance, with calculations and explanations.
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