clear answers for common questions
Anatomy and Physiology (2584 Articles)
What is Sperm?
What are Reflex Actions?
What is Histamine Release?
What Is Negative Feedback in Homeostasis?
What is an Epithelial Cell Abnormality?
What is the Difference Between Arteries and Veins?
What is Carbonic Anhydrase?
What is the Caecum?
What is a Sphincter Muscle?
What Is the Histology of the Duodenum?
What Is the Difference between the Male and Female Skeletal Systems?
What Is the Hilum of the Lung?
What Are the Functions of the Midbrain?
What Does the Vagus Nerve Control?
What is Substance P?
What Is the Laryngeal Nerve?
What Is the Relationship between Homeostasis and Metabolism?
What is the Function of a Motor Neuron?
What is Protoplasm?
What are the Different Collagen Types?
What Is the Function of Hyaline Cartilage?
What Are the Different Sphincters in the Digestive System?
What Is the Function of the Medulla?
What Is Epiphyseal Closure?
What Is the Connection between the Digestive System and Urinary System?
What Is the Limbal Ring?
What is the Splenic Flexure?
What is the Trachea?
How Many Muscles are Used to Smile?
What Is the Difference between Graded Potential and Action Potential?
What is Ketogenesis?
What Are the Different Types of Organs in the Human Body?
What is Retroperitoneal?
What is the Atrioventricular Node?
What are the Different Types of Human Nerves?
What is Lateral Flexion?
What Is the Function of Bowman's Capsule?
What is a Sylvian Fissure?
What is the Intestinal Mucosa?
What is the Mucosa?
What is the Cytosol?
What are Phalanges?
What Is the Lacrimal Caruncle?
What is the Renal Tubule?
What is the Stratum Germinativum?
What are Epithelial Cells?
What is the Ileum?
What Is the Difference between the Renal Artery and Renal Vein?
What Is an Epiphyseal Line?
What is the Stratum Lucidum?
What is a Morula?
What is Pseudostratified Epithelium?
What is the Fertilization Process?
What is the Cranium?
What is Peripheral Circulation?
What are Peptide Hormones?
What is the Suprasternal Notch?
What is the Orbicularis Oculi?
What is the Striatum?
What Is the Relationship between the Skin and Homeostasis?
What is the Cuboid Bone?
What Are Osteoprogenitor Cells?
What Is the Connection between Endorphins and Serotonin?
What is the Midbrain?
What is the Difference Between the Pancreas and the Spleen?
What is the Hering-Breuer Reflex?
What Is the Process of Homeostasis?
What is the Purpose of the Pinky Toe?
What is a Sensory Neuron?
What are Purkinje Fibers?
What Is the Relationship between Stress and Homeostasis?
What Are the Functions of the Occipital Lobe?
What Are the Paracolic Gutters?
What is Amygdala Hijack?
What Is the Difference between the Anterior and Posterior Pituitary?
What is a Withdrawal Reflex?
What is the Forebrain?
What are the Different Layers of Eye Tissue?
What is Stratified Cuboidal Epithelium?
What is Hyperpolarization?
What is the Distal Convoluted Tubule?
What is the Hypodermis?
What is the Falx Cerebri?
What is the Olfactory Bulb?
What Are the Causes of High Amylase Levels?
What is the Strongest Muscle in the Body?
What is a Soft Palate?
What is the Rectum?
What is the Substantia Nigra?
What Are Cooper's Ligaments?
What is the Role of GABA in the Brain?
What Is the Connection between the Muscular System and Respiratory System?
What is Rugae?
What is Neuroglia?
What Is the Parahippocampal Gyrus?
What Are the Different Types of DNA?
What is Hepatic Metabolism?
What are Dermal Papillae?
What is a Lacteal?
What are Phagocytes?
What is the Auditory Canal?
What is the Mastoid Process?
What is the Epigastrium?
What is a Bicep?
Does Your Stomach Lining Really Turn Red When You Blush?
What is the Ora Serrata?
What Is the Mandibular Condyle?
What Are Mastoid Cells?
What Are the Components of the Skeletal System?
Are People Born with Ambidexterity?
What is the Transversus Abdominis?
What is the Central Canal?
What Is the Fusiform Gyrus?
What is an Eye Hemorrhage?
What are the Systems of the Body?
What Is an Endomorphin?
What is the Anatomy of the Forearm?
What Are the Denticulate Ligaments?
What is Hyaline Cartilage?
What Are the Differences between Diffusion and Osmosis?
What Is a Juxtamedullary Nephron?
What Are the Functions of Lipids in the Body?
What Is the Role of the Prefrontal Cortex?
What is the Corpus Cavernosum?
What is Mesenchyme?
What is the Dermis?
What is the Circle of Willis?
What is the Glottis?
What is the Centrosome?
What Is Respiratory Epithelium?
What Is the Vasomotor Center?
What are Apocrine Glands?
What is the Fabella?
What Is a Femoral Trochlea?
What is a Tubulin?
What Is the Typical Semen Lifespan?
What is a Knee Jerk Reflex?
What is a Motor Nerve?
What is the Pinna?
What is Excitotoxicity?
What is the Styloid Process?
In Cell Biology, what are Vesicles?
What Are Bile Salts?
What Is a Kanamycin Resistance Gene?
What Is the Function of the Renal Pelvis?
What is the Endocardium?
What is the Thalamus?
What Is the Inion?
What is the Uncus?
What is the Pulmonary Artery?
What is Breast Tissue?
What Are the Functions of the Peripheral Nervous System?
What are Purkinje Cells?
What is the Reptilian Brain?
What is a Bovine Arch?
What is Circumduction?
What Is the Role of Gas Exchange in the Respiratory System?
What is Neuroplasticity?
What is an Extensor Muscle?
What does Radiation do to Living Cells?
What is a Sinoatrial Node?
What is Contractile Tissue?
What Is the Distal Fibula?
How are Brain Cells Different from Other Cells?
What Is Black Bile?
What is the Relationship Between the Nucleus and Cytoplasm?
What is a Shortened Cervix?
What is the Infundibulum?
What Are the Different Types of Peptides?
What is the Perichondrium?
What Is the Fungiform Papilla?
What Is a Cholinergic Synapse?
What is the Growth Plate?
What Is the Role of the Muscular System?
What are Sesamoid Bones?
What Is the Lacrimal Punctum?
What Is the Introitus?
What is the Medial Cuneiform?
What is Andrology?
What is a Pancreatic Duct?
What Are the Different Uterus Ligaments?
What Is Synaptogenesis?
What Factors Affect the Secretion of Antidiuretic Hormone?
What is a Condyle?
What is a Flexor Muscle?
What is Pancreatic Elastase?
What Are the Intraperitoneal Organs?
What is the Ampulla of Vater?
What is Intracellular Digestion?
What are Ductless Glands?
What is a Fascicle?
What is the Basal Ganglia?
What Are the Mammillary Bodies?
What is the Vulvar Vestibule?
What is the Fundus?
What Is the Relationship between the Digestive System and Homeostasis?
What is the Most Rare Blood Type?
What are the Different Types of Nerve Tissue?
What is the Pharynx?
What Is Lipolysis?
What is the Endometrium?
What is the Acromioclavicular Joint?
What is a Nervus Vagus?
What is the Stratum Corneum?
What Are Mature Lymphocytes?
What is DNA Methylation?
What is the Temporal Bone?
What is the Frontalis?
What Is the Left Occipital Lobe?
What are Muscarinic Receptors?
What Is the Proximal Fibula?
What is the External Capsule?
What Is the Vas Deferens?
What are the Functions of Motor Nerves?
What Is the Difference between Visual and Auditory Memory?
What are Sublingual Glands?
What is Osseous Tissue?
What is Enzyme Inhibition?
What is an Arrector Pili Muscle?
What are Osmoreceptors?
What Is Neurotransmitter Reuptake?
What is the Submucosa?
What Is the Role of the Pharynx in the Digestive System?
What Is the Right Cerebellum?
What Is the Relationship between Positive Feedback and Homeostasis?
What Are Articular Surfaces?
What are the Different Types of Digestive System Enzymes?
What Are Brunner's Glands?
What is Pyruvic Acid?
What are Ganglion Cells?
What Is a Sweat Pore?
What Are T4 Lymphocytes?
What Is the Porta Hepatis?
What is the Renal Corpuscle?
What are Glycolipids?
What is the Function of DNA in a Human Cell?
What is an Occipital Condyle?
What is Gonadotropin?
What is an Infundibulopelvic Ligament?
What Is the Complement System?
What Are the Effects of Amylase on Starch?
What is the Operculum?
What Is Double Stranded RNA?
What Is Visual Memory?
What is the Ethmoid Bone?
What Is the Connection between Calcitonin and PTH?
What are the Triceps Surae?
What Is the Angular Gyrus?
What Is the Septal Nuclei?
What is Deoxyribose?
What Is the Difference between Sperm and Semen?
What Is Semen?
What Is Homeostatic Imbalance?
How do Digestive Juices Work?
What Is Myelination?
What is a High Cervix?
What is a Hair Follicle?
What Are the Differences between the Male and Female Reproductive Systems?
What are Micelles?
What Is the Difference between Epinephrine and Norepinephrine?
What is an Ambidextrous Person?
What is Panniculus?
What is the Abdomen?
What is the Birth Canal?
What is the Visual Pathway?
What is Cell Division?
What Are the Functions of the Prefrontal Cortex?
What Is Duodenal Mucosa?
What is the Renal Pelvis?
What are the Cuboidal Epithelium?
What Is Female Sperm?
What is a Reflex Arc?
What Are the Functions of the Hindbrain?
What is the Haversian System?
What is a Cortical Neuron?
What Is a Free Ribosome?
What Is Dense Breast Tissue?
What Is the Proximal Convoluted Tubule?
What Is Polymastia?
What is the Loin?
What Is the Relationship between Homeostasis and Disease?
What are Blood Vessels?
What Is the Difference between the Thalamus and Hypothalamus?
What is Glandular Epithelium?
What is the AV Node?
What Is the Right Frontal Lobe?
What is the Nucleus Accumbens?
What are Melanocytes?
What Are Speech Organs?
What Are Excitatory Neurotransmitters?
What Are Brainstem Reflexes?
What Is the Ventral Body Cavity?
What is an Ovum?
What is the Stratum Granulosum?
What is a Motor Neuron?
What is the Difference Between Human and Animal Hair?
What Is the Cerebellar Vermis?
What Is Subcortical White Matter?
What Is the Piriform Sinus?
What Are the Functions of Gray Matter?
What is a Bicuspid?
What are the Different Types of Hair?
What is Soft Tissue?
What is a Hemithorax?
What is a Gliding Joint?
What Is the Function of the Nucleolus?
What Is the Lung Parenchyma?
What is the Basal Cistern?
What Is the Process of Protein Digestion?
What is the Pisiform?
What is the Macula?
What Is the Hyponychium?
What is the Lamina Papyracea?
What is the Spinal Cord?
What are Sensory Nerves?
What is Protease?
What is the Insula?
What are Epithelial Membranes?
What is an Aorta?
What Is the Role of Negative Feedback in the Endocrine System?
What is the Function of the Golgi Body?
In Anatomy, what is a Lumen?
What Is the Purpose of Armpit Hair?
What is the Costal Margin?
What is the Bronchial Tree?
What Is Vaginal Epithelium?
What Is Cardiovascular Homeostasis?
What is Myelin?
What is the Kidney's Collecting Duct?
What Is the Supraorbital Ridge?
What are the Health Effects of Cosmic Rays on the Human Body?
What is Human Physiology?
What Is the Primary Somatosensory Cortex?
What Is the Role of Inhibin?
What is Respiration?
What is the Cribriform Plate?
What Is the Function of Compact Bone?
How Does the Body Grow Dendrites?
What is the Eighth Cranial Nerve?
What are Eicosanoids?
What is the Endothelium?
What is the Mesentery?
What is an Enterocyte?
What is the Function of the Appendix?
What Is the Fossa of Rosenmuller?
What is a Mast Cell?
What Is the Role of DNA in Protein Synthesis?
What is the Sacrum?
What Is the Renal Circulation?
What is the Greater Tuberosity?
What is the Difference Between White Matter and Grey Matter?
What is the Inner Ear?
What is the Anterior Superior Iliac Spine?
What is the Globus Pallidus?
What is the Blastula?
What Is the Perineurium?
What is the Uterine Horn?
What Are Proinflammatory Cytokines?
What Is the Median Cubital Vein?
What are Myofibrils?
What are Exocrine Glands?
What is the Frankfurt Plane?
What Are the Different Types of Ribosomes?
What Is the Function of the Smooth Endoplasmic Reticulum?
What is the Fossa Ovalis?
What is the Filum Terminale?
What Is the Golgi Tendon Reflex?
What is a Nerve Plexus?
What are Mechanoreceptors?
What is the Cranial Cavity?
What Is the Function of the Vagus Nerve?
What is the Humerus?
What Is Gerdy's Tubercle?
What Is the Reproductive System?
What Is the Structure of Amylase?
What is White Matter?
What Is the Connection between the Urinary and Reproductive Systems?
What is Swallowing?
What are the Cervical Ganglia?
What Is the Function of White Matter in the Spinal Cord?
What is a Transmembrane Protein?
In the Immune System, What Are Chemical Barriers?
What is a Neural Pathway?
What Are Peritubular Capillaries?
What Is the Meaning of Extra-Articular?
What is Repolarization?
What is the Oropharynx?
What are Hepatocytes?
What is the Mediastinum?
What is a Simple Reflex?
What is Neuropeptide Y?
What Is the Difference between Oxytocin and Vasopressin?
What Is the Difference between Declarative and Nondeclarative Memory?
What is Nerve Innervation?
What is Genitalia?
What is Fibrin?
What is the Amygdala?
What is the Hippocampus?
What is the Subarachnoid Space?
What Is a Unipolar Neuron?
What is the Septum Pellucidum?
What is the Plantaris Tendon?
What Is the Ventral Striatum?
What Is a Metopic Suture?
What is the Limbic System?
What is the Sinus Node?
What is the Hepatic Artery?
What is the Perineum?
Whose Bodies Have More Water: Men or Women?
What Is a Bipolar Neuron?
What Is the Function of Occipital Nerves?
What is the Spermatic Cord?
What is the Sarcolemma?
What Is the Zygomatic Process?
What is the Lamina Propria?
What is an Epiglottis?
What is the Glans?
How does the Respiration Process Work?
What is a Cellular Memory?
What Is a Biosynthesis Pathway?
What is the Falciform Ligament?
What Is the Interpeduncular Fossa?
What is an Opsin?
What is the Sebaceous Gland?
What is Dermal Tissue?
What Is the Role of Lymphocytes?
What are Vocal Cords?
What is the Epididymis?
What Is the Relationship between the Lymphatic System and Immunity?
What is the Corpus Spongiosum?
What Are Sperm Cells?
What Is the Bulbocavernosus?
What is an Interphalangeal Joint?
What is the Urogenital System?
What Are Monoamines?
What is the Jugular Vein?
What is the Dermal Papilla?
What is the Corpus Callosum?
What are Mesangial Cells?
What is a Biceps Reflex?
What Is a Pyramidal Neuron?
What is Periventricular White Matter?
What Is Glucoamylase?
What Is an Earlobe?
What is a Mucin?
What is the Left Atrial Appendage?
What Is the Relationship between the Amygdala and Hippocampus?
What is the Jejunum?
What Are Anal Sinuses?
What is the Bulbourethral Gland?
What Causes Midbrain Activation?
What Is a Nostril?
What Is the Ligamentum Arteriosum?
What is a Dental Arch?
What are the Proprioceptors?
What Is a Sublingual Caruncle?
What is a Glomerulus?
What is Recanalization?
What is the Vertebral Foramen?
What Is the Importance of Myelin?
What Is the Right Basal Ganglia?
What is the Ventral Tegmental Area?
What is the Renal Capsule?
What Are the Functions of the Left Brain?
What Is the Connection between the Nervous System and Digestive System?
What Is the Femoral Sheath?
What Is the Function of Homeostasis?
What Are the Differences between Prokaryotic and Eukaryotic Cells?
What Is Female Anatomy?
What is the Maxilla?
What Is the Trigeminal Ganglion?
What Factors Affect the pH of the Digestive System?
What Is Involved in Frontal Lobe Development?
What Is the Common Extensor Tendon?
What Is Potential Space?
What Is Systems Physiology?
What is the Prostate Gland?
What Is the Connection between Enzymes and Substrates?
What is a Synchondrosis?
What are Isotonic Solutions?
What Is the Role of RNA in the Body?
What are the Adnexa?
What is Type II Collagen?
What is Melanin Pigment?
What is Perimysium?
What is Glycosuria?
What Is a Ureter?
What is Clinical Physiology?
What Causes Changes in White Matter?
What is the Bulbospongiosus?
What is the Sella Turcica?
What is the Cephalic Vein?
What are the Different Types of Calf Muscles?
What is a Flexor Retinaculum?
What is an Immunoglobulin?
Is Deoxygenated Blood Blue?
What are the Maxillary Teeth?
What Is the Proximal Tubule?
What is Dentin?
What is the Stapes?
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