1. Cardiovascular and Circulatory System: Functioning of atrioventricular valves, differences between pulmonary vein and artery, role of platelets in clot formation. 2. Brain Function and Imaging: fMRI scan brightness interpretation, PET-CT scan advantages in cancer diagnosis, neuron action potential and hyperpolarization. 3. Exercise and Physiology: Effect of high-density lipoproteins on fertility, impact of environmental conditions on core body temperature, influence of exercise on immune system. 4. Cellular and Molecular Biology: Stem cell differentiation into red blood cells, Golgi apparatus and rER membrane distribution in different organs, effect of alcohol on cell membranes. 5. Neuroscience and Muscular System: Neurotransmitter transmission across synapses, synaptic interactions in neuromuscular junctions, pupil dilation mechanism. 6. Respiratory System and Adaptations: Spirometry in measuring lung function, adaptations to high altitude, effect of oxygen availability on breathing rate.