Podcast
MCAT Basics (from MedSchoolCoach)
Hosted by MedSchoolCoach · EN
Join us as we detail MCAT exam topics. Each podcast covers several MCAT sections with lessons based on review material put out by the AAMC, such as practice tests and question banks. Sam also interviews MCAT tutors and experts who share tips on how premed students can raise their score to get into medical school.
66episodes
Episodes
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Viruses
Feb 1900:42:54Tap to summarizeIn this episode, we cover the topic of viruses. We explore a comprehensive range of subtopics including the definition and structure of viruses, their life cycles, and the differences between transduction and transfection. We also discuss virus classification, viral mutations, and subviral particles. This material will primarily appear in the Bio/Biochem section of the MCAT. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: [00:00] Introduction [01:57] Definition of a virus [02:55] Virus structure [10:41] The viral life cycle [17:34] The bacteriophage life cycle [21:40] The retrovirus life cycle [21:40] The retrovirus life cycle [27:11] Virus classification [32:09] Viral mutation [40:31] Subviral particles
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The Doppler Effect
Feb 1700:13:13Tap to summarizeThe Doppler Effect is a crucial concept for the MCAT, particularly in the Chemistry & Physics section. We'll explore how the Doppler effect occurs when a wave source moves relative to an observer, affecting the observed frequency and wavelength. Using practical examples like an ambulance speeding towards you, we'll bring these concepts to life. We'll also break down the Doppler effect equation, examining what it reveals—and what it doesn’t—about wave behavior. By the end of this episode, you'll have a solid understanding of The Doppler effect and will be ready to tackle any related questions on the MCAT. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: (00:00) Introduction to the MCAT Basics (02:09) Conceptual Explanation of the Doppler Effect (03:55) Example: Doppler Effect with an ambulance (04:55) Speed of sound and wave propagation (05:31) Impact of ambulance motion on sound wave speed (06:37) Relationship between wave speed and frequency (07:30) Detailed explanation of sound frequency (08:45) Introduction to the Doppler Effect equation (10:08) Proportionality in the Doppler Effect equation (11:08) Discussion on wavelength and frequency relationship (12:29) Application of the Doppler Effect equation
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Molecular Structure and Absorption Spectra
Feb 1200:36:13Tap to summarizeIn this episode, we cover molecular structure and the key spectroscopy techniques you need to know for the MCAT. We'll explore the intricacies of Nuclear Magnetic Resonance spectroscopy, breaking down the chemical shifts and spin-splitting essentials for understanding hydrogen and carbon bonds in various compounds. You'll learn how to identify functional groups using Infrared (IR) spectroscopy and how mass spectrometry can help determine molecular weights and identify unknown compounds. We'll also touch on UV-Vis spectroscopy and its role in quantifying compounds based on absorption spectra. Visit MedSchoolCoach.com for more help with the MCAT. (00:00) Intro (01:50) Introduction to absorption spectra and molecular structure (01:52) Absorption spectroscopy and its applications (03:39) IR spectroscopy: Analyzing functional groups with infrared radiation (07:57) Key IR peaks to know for the MCAT (09:52) Visible light and its role in determining compound color (10:57) UV-Vis spectroscopy: Connecting visible and ultraviolet light for compound analysis (14:06) Quantifying compounds using UV-Vis spectroscopy and Beer's Law (16:48) Mass spectrometry: Determining molecular weight and identifying compounds (22:18) Interpreting mass spectrometry graphs and calculating molecular weight (26:44) NMR spectroscopy: Understanding molecular structure through proton shifts (31:23) Key NMR shifts to know for the MCAT (33:21) Spin splitting in NMR and the n+1 rule
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Personality
Feb 1000:31:31Tap to summarizeIn this episode, we focus on personality and the theories relevant for the MCAT. We’ll cover key perspectives, such as psychoanalytic theory, humanistic theory, and trait theory, along with the influence of social cognitive and biological factors on personality development. You’ll get an overview of the different personality disorders, categorized into clusters like odd or eccentric behavior, dramatic or erratic behavior, and anxious or fearful behavior. You’ll also gain an understanding of specific disorders, including narcissistic personality disorder, antisocial personality disorder, and obsessive-compulsive personality disorder. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: (00:00) Intro (01:01) Introduction to Personality (01:41) Defining Personality (03:27) Overview of Personality Theories (06:11) Psychoanalytic Theory: Id, Ego, and Superego (09:03) Humanistic Theory: Achieving Individual Potential (10:16) Trait Theory: Stable Traits Over Time (11:06) Five-Factor Model of Personality (12:08) Social Cognitive Theory: Learning and Cognition (13:18) Biological Theory: Genetic Influences on Personality (15:10) Behaviorist Theory: Environmental Shaping of Personality (16:39) Introduction to Personality Disorders (19:19) Cluster A: Odd or Eccentric Behavior Disorders (22:26) Cluster B: Dramatic, Emotional, or Erratic Behavior Disorders (26:13) Cluster C: Anxious or Fearful Behavior Disorders (28:24) OCD vs. OCPD: Key Differences (29:40) Overlap Between Personality Disorder Clusters
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Population Genetics
Feb 500:42:45Tap to summarizeIn this episode, we discuss population genetics and see how genetically related individuals share the same alleles, delving into the mechanisms of gene flow and genetic drift. We'll also unravel the complexities of hybrid vigor, reproductive isolation, and natural selection, and how these processes shape the genetic landscape of populations. We'll also touch on the fascinating dynamics of X-linked and mitochondrial inheritance, and the role of genomic imprinting in disease risk. Ever wondered how the Hardy-Weinberg equation helps us understand genetic equilibrium in populations? We've got that covered too, breaking down the assumptions and applications of this essential model. Plus, we'll delve into how allele frequencies can shift due to factors like mutations and population bottlenecks. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: [00:00] Introduction to the MCAT Basics [01:06] Overview of Population Genetics [01:55] Definition of Population Genetics [03:01] Genotype vs. Phenotype [03:38] Example of BRCA1 Gene [07:33] Autosomal Dominant and Recessive Inheritance Patterns [08:40] X-Linked Inheritance Patterns [09:38] Mitochondrial Inheritance [10:46] Genomic Imprinting [12:46] Complex and Multifactorial Inheritance [13:52] Introduction to Hardy Weinberg Equation [14:33] Assumptions of Hardy Weinberg Equation [15:16] Historical Context of Hardy Weinberg Equation [17:02] Calculation of Allele Frequencies [19:18] Example Problem Using Hardy Weinberg Equation [23:17] Limitations of Hardy Weinberg Equation [24:07] Ways Populations Change Over Time [24:58] Natural Selection [27:10] Fecundity and Fertility in Natural Selection [28:07] Types of Natural Selection [30:00] Mutation [32:17] Example of Mutation in HIV Research [34:29] Genetic Drift [38:11] Gene Flow and Gene Leakage [40:12] Hybrid Vigor and Reproductive Isolation [42:16] Prepare for MCAT success with MedSchoolCoach.
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Social Norms & Deviance
Feb 300:31:06Tap to summarizeSocial norms and deviance as covered in the MCAT is a fascinating topic, and in this episode, we'll break down the intersection of social norms—folkways, mores, taboos, and laws—how they play a crucial role in shaping societal values, and what happens when these norms break down, a concept known as anomy. Plus, we'll delve into collective behavior phenomena such as fads, mass hysteria, moral panic, and riots, touching on some real-life examples and historical comparisons. Expect a comprehensive overview, with real-world relevance and plenty of examples to help solidify your understanding. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: [00:00] Introduction to the MCAT Basics [04:57] Breaking social norms is not a big deal. [09:00] Jeffrey Dahmer was a serial killer. [12:41] Breaking social norms, deviance explained in theories. [14:03] Biking under influence leads to deviant identity. [19:02] Weak community ties breed crime, social disorganization theory. [20:20] Cultural deviance theory explains lower class deviance. [23:39] Social control theory emphasizes individual responsibility for deviance. [26:58] Orson Welles's 1938 radio drama causes hysteria.
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Sleep and Circadian Rhythms
Apr 15, 202500:45:39Tap to summarizeThis episode is packed with essential high-yield information for your MCAT prep, covering the biological, physiological, and psychological aspects of sleep. We’ll explore various sleep theories, like the Memory Consolidation and Brain Plasicticity Theories, and even discuss the controversial “Sleeping When You Die” theory. We’ll also delve into dream theories, including Freud’s interpretations and the Activation Synthesys Hypothesis. Plus, we’ll address common sleep disorders such as insomnia, sleep apnea, and narcolepsy, alongside the effects of different drugs on your sleep patterns. We’ll cover critical brain structures involved in sleep, such as the hypothalamus and the suprachiasmatic nucleus, and break down the stages of sleep measured through EEG, EMG, and EOG. Visit MedSchoolCoach.com for more help with the MCAT. [00:00] Introduction to the MCAT Basics podcast with host, Sam Smith [04:05] Pineal gland, amygdala, basal forebrain in sleep. [07:40] Measuring postsynaptic potential, not action potentials. EEG waves distinguish sleep stages. EMG records muscle electrical activity. [10:46] Alpha waves awake, theta waves asleep. Hallucinations in stage N1 sleep. [15:01] Unconfirmed sleepwalking. Stages of sleep explained. [18:18] Sleep cycles lengthen REM stage, diagrams illustrate. [19:50] We don't remember all our dreams. [23:55] Shifting circadian rhythms due to changes in light. [29:10] Blind people's melatonin release entrained with light. [29:41] Cortisol secretion cycle follows a circadian rhythm. [35:09] Freud: Dreams represent unconscious desires; manifest vs latent. [38:53] Divorce dreams related to spouse thinking time. Broad sleep disorder categories: insomnia, breathing, hypersomnolence. [41:18] Hypersomnia, narcolepsy, drugs' impact on sleep. [44:14 Brief primer on drug effects on sleep.
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The Endocrine System
Apr 10, 202500:39:46Tap to summarizeIn this episode, we’ll cover crucial aspects such as hormones, their origins and mechanisms of action, and the various structures within the endocrine system. We'll also decode complex cell-to-cell communication and distinguish between different hormone types—peptide, protein, steroid, and lipid-derived. Furthermore, we'll explore key endocrine disorders like diabetes and hyper- and hypogonadism, discussing their causes, symptoms, and relevance to the MCAT. In addition, we'll touch upon the functions and hormones of several glands, including the pituitary, thyroid, adrenal glands, and pancreas. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: 00:00 Introduction to the MCAT Basics Podcast with host, Sam Smith 03:34 Exosomes act as information carriers for cells. 09:00 Large, charged substances dissolve in blood easily. 10:30 Protein kinase A activates multiple molecules quickly. 15:57 Podcast discusses prostaglandin, thromboxins, leukotrienes and glands. 18:22 Hormones explained: flat peg and pineal gland. 23:15 Endocrine diseases: hyperthyroidism, hypothyroidism, hyperinhypogonadism, diabetes. 26:33 Autoimmune disorder characterized by overactive thyroid production. 29:28 Hypothalamus role in hormone production and disorders. 34:01 Type 1 diabetes: Genetic and environmental factors. 35:47 Diagnosis and causes of type two diabetes. 39:18 Med School Coach elevates your application level.
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The Digestive System
Apr 8, 202500:50:33Tap to summarizeIn this episode, we'll break down the intricate processes of nutrient digestion and absorption, from the mechanical and chemical digestion in the stomach to the vital role of the small and large intestines. We'll also discuss the regulatory mechanisms involving hormones and nervous innervation and the essential structures like the liver, gallbladder, and pancreas. And don't forget, this episode is packed with tips on everything you need to know about this high-yield topic for the MCAT. So grab your notes, get comfortable, and let's embark on this fascinating journey through the digestive system. Stay tuned for a deep dive into how our bodies turn food into the vital nutrients we need to thrive. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the conversation: [00:00] Introduction to the MCAT Basics [05:11] Digestive system involves mechanical and chemical processes. [06:55] Food travels through digestive system over time. [10:48] Small intestines: duodenum, jejunum, ileum, enterocytes crucial. [14:38] Sphincters in digestive system control food movement. [16:26] Podcast discusses physiology of digestive system structures. [20:57] Salivary enzyme breaks down starch into glucose. [23:46] Muscle contractions propel food through digestive system. [27:40] Lipase enzyme breaks down fats in stomach. [29:11] Stomach doesn't absorb nutrients, protects itself. [32:55] Enzymes linked to cells for carbohydrate breakdown. [38:05] Bile emulsifies fat, chylomicrons enter lymphatic system. [41:35] Gut bacteria metabolize cellulose, form fatty acids. [45:02] Living without large intestine; regulation of digestion. [46:50] CCK stimulates pancreatic juice release, important digestion. [49:57] Prepare for MCAT and excel with us!
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Electrochemistry
Apr 3, 202500:47:59Tap to summarizeIn this episode of MCAT Basics, we’ll cover Electrochemistry. We start with the role of salt bridges in electrochemical cells and cover the intricacies of cell notation. We’ll also discuss how ions maintain charge balance, the importance of reduction and oxidation potentials, and how these elements come together in galvanic and electrolytic cells. We’ll also take a closer look at concentration cells and the critical Nernst equation, which helps us understand cell potentials under non-standard conditions. Visit MedSchoolCoach.com for more help with the MCAT. Jump into the Conversation: [00:00] Introduction to MCAT Basics [01:09} Introduction to Electrochemistry [03:20] Concentration cell: same metal, different ion concentrations [13:05] Visualizing galvanic cells using royal analogy [22:19] Reduction potential, oxidation potential, cell potential explained [30:47] Electrochemical cells, Gibbs free energy, and Nernst equation [41:16] Electroplating and electric current to coat metals [45:40] Electrochemistry in Nanobiology: measuring oxidation of molecules
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