Why do we faint? Because sometimes, your nervous system just doesn’t know what to do with itself.

At $3 an hour, the workers at the Alta Gracia garment factory in the Dominican Republic are earning enough to feed a family of five. But after three years, this new, living wage-based business model has yet to turn a profit as global...

It turns out there are number of aspects of driving that can potentially conspire to lull our bodies into a potentially dangerous state of drowsiness.

Have you ever wondered why your face turns red when you’re angry? Check out this SciShow Quick Question to learn why!

Aw, don't be embarrassed everyone does it! Quick Questions explains what causes blushing, which Darwin called "the most peculiar and most human of all expressions."

Everybody knows what anxiety feels like - it's annoying and counterproductive and apparently useless, so why does it exist? It turns out your anxiety isn't useless at all - it's a result of the sympathetic nervous system (in charge of...

Join the Amoeba Sisters on this introduction to the Nervous System! This video briefly describes the division of the central nervous system (including going over some general areas of the brain) and the peripheral nervous system before...

Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical...

Pupil outcome: I can compare the victims of ‘The Speckled Band’ and ‘The Boscombe Valley Mystery’. Key learning points: - Julia Stoner and Charles McCarthy are presented as very different victims. - Stoner is presented more...

Pupil outcome: I can identify and analyse the use of anecdotes for effect in a non-fiction text. Key learning points: - In responding to a personal essay, we might ask what it is the writer wants us to understand about their lives. -...

Role congruity theory proposes that a group will be positively evaluated when its characteristics are recognized as aligning with that group's typical social roles.

Role congruity theory proposes that a group will be positively evaluated when its characteristics are recognized as aligning with that group's typical social roles.

Award-winning author Pankaj Mishra describes how his outlook to life has been irrevocably affected by a deep sense of crisis that is common to many people who grow up in Asia.

The Nervous System describes the functions of the organs in the nervous system.

Short video testing autonomic nervous system (ANS) #shorts (Part A) sympathetic, parasympathetic, T1-L2, brainstem, S2-S4, lateral horn, white ramus communicans, gray ramus communicans, sympathetic ganglion, sympathetic chain

Short video testing autonomic nervous system (ANS) #shorts (Part B) sympathetic, parasympathetic, T1-L2, brainstem, S2-S4, lateral horn, white ramus communicans, gray ramus communicans, sympathetic ganglion, sympathetic chain

This brief video tutorial discusses the anatomy of the kidney: 0:00​​. Introduction 0.14. Ureter - 4:25. Kidney stones (referred pain) 6:33. Bladder and Internal urethral sphincter 12:52. Urethra 15:50. Intravenous pyelogram (IVP) 16:30....

In this video, we discuss the STRUCTURE of the major pathways of the sympathetic nervous system and how they relate to the white and gray rami communicantes.

This video tutorial briefly covers the sympathetic and parasympathetic role on heart innervation. It focuses on the following: - Sympathetic neurotransmitters (epinephrine and nor-epinephrine) and receptors (adrenergic). -...

In this video, we discuss the autonomic nervous system signaling through presynaptic and postsynaptic neurons and various neurotransmitters.

In this video, we discuss the pathways of the sympathetic nervous system in detail.

This is a brief video tutorial on the anatomy of the eye.

This video tutorial briefly covers the sympathetic and parasympathetic role on vessel innervation. It focuses on the following: - Sympathetic neurotransmitters (epinephrine and nor-epinephrine) and receptors (adrenergic). -...

In this video, we discuss the pathway for sympathetic innervation to the skin after briefly reviewing the part of the spinal nerve and rami communicantes.