Khanacademy.org

Health and medicine Science Khan Academy

The medical world can be a confusing place. Patients, their families, and even students entering health fields might feel overwhelmed by the large vocabularies and complicated explanations. …

Actived: 5 days ago

URL: https://www.khanacademy.org/science/health-and-medicine

Human health and disease Khan Academy

Practice. Active and passive immunity Get 3 of 4 questions to level up! Acquired immunity Get 3 of 4 questions to level up! Antibodies and acquired immunity Get 3 of 4 questions to level up! …

Category:  Health Go Health

Infectious diseases Health and medicine Science Khan Academy

Unit 5 Respiratory system diseases. Unit 6 Hematologic system physiology and disease. Unit 7 Endocrine system physiology and disease. Unit 8 Nervous system physiology and disease. …

Category:  Health Go Health

Circulatory system anatomy and physiology Khan Academy

Health and medicine 14 units · 17 skills. Unit 1 Introduction to human body systems. Unit 2 Circulatory system anatomy and physiology. Unit 3 Circulatory system diseases. Unit 4 …

Category:  Medicine Go Health

Common diseases in humans (article) Khan Academy

Rheumatoid Arthritis: An autoimmune disease that causes joint pain, inflammation, and damage to other organs. Malaria: A mosquito-borne infectious disease that causes fever, chills, and flu …

Category:  Health Go Health

What is hypertension

Hypertension, also known as high blood pressure, is when the pressure of the blood being pumped through your arteries is higher than it should be. High blood pressure, or …

Category:  Health Go Health

Respiratory system anatomy and physiology Khan Academy

Central chemoreceptors. The respiratory center. Sneeze, cough, and hiccup. With every inhale, air rushes through your windpipe to your lungs. After 20 to 30 branch points, oxygen diffuses …

Category:  Health Go Health

Musculoskeletal system physiology and disease Khan Academy

Unit 7 Endocrine system physiology and disease. Unit 8 Nervous system physiology and disease. Unit 9 Brain function and mental health. Unit 10 Gastrointestinal system physiology and …

Category:  Health Go Health

Meet the heart! (video) Khan Academy

The heart, nestled between the lungs and protected by the rib cage, serves as a powerful pump ensuring blood flow throughout the body. This systemic flow delivers oxygen and nutrients to …

Category:  Health Go Health

Brain function and mental health Health and medicine Khan …

About this unit. Aristotle said that what separates humans from other animals is our ability to engage in high reasoning. This reasoning includes problem solving, making decisions, and …

Category:  Health Go Health

The immune system review (article) Khan Academy

The immune system responds to antigens by producing cells that directly attack the pathogen, or by producing special proteins called antibodies. Antibodies attach to an antigen and attract …

Category:  Health Go Health

The circulatory system review (article) Khan Academy

There are one atrium and one ventricle on each side of the heart. The atria receive blood and the ventricles pump blood. The human circulatory system consists of several circuits: The …

Category:  Health Go Health

Meet the gastrointestinal tract! (video) Khan Academy

The gastrointestinal tract is the path food takes from mouth to anus. It consists of the mouth (chewing, enzyme-assisted breakdown), esophagus (food propulsion), stomach (churning, …

Category:  Food Go Health

Components of blood (article) Khan Academy

In humans, it includes plasma (the liquid portion), blood cells (which come in both red and white varieties), and cell fragments called platelets. Plasma is the main component of blood and …

Category:  Health Go Health

Human body systems High school biology

Level up on all the skills in this unit and collect up to 700 Mastery points! Your body is an amazing system! The human body is made up of groups of organs, called organ systems, that work …

Category:  Health Go Health

Introduction to health insurance (article) Khan Academy

Health insurance is important because it helps people pay for medical care. If you don't have health insurance, you may have to pay the entire cost of your medical care out of your own …

Category:  Medical Go Health

The reproductive system review (article) Khan Academy

Male reproductive gland that produces sperm and male hormones. Ovaries. Female reproductive gland that produces eggs and female hormones. Menstrual cycle. Pattern of events in females …

Category:  Health Go Health

Drug abuse and drug addiction (article) Khan Academy

In the context of substance use disorders, substances are groups of drugs that have similar effects on your brain, body, and behavior. There are 10 classes of substances considered …

Category:  Health Go Health

Biodiversity and ecosystem health (article) Khan Academy

Biodiversity is the variety of species in an ecosystem. Biodiversity decreases when species go extinct, or die out. Extinction often happens when organisms can no longer survive because of …

Category:  Health Go Health