Includes lecture videos describing action potentials, graded potential, the neuromuscular junction, autonomic nervous system, the brain, and reflexes.
This video describes the events that occur from an action potential in a motor neuron to an action potential and contraction in a muscle cell. https://youtu.be/GrJzf3MaGLA Time stamps Overview Neuron action potential to muscle action potential (animations) 0:14 Quick review of muscle structures 1:07 Details of a muscle cell 1:40 Neuromuscular junction 3:51 Breakdown of …
How touch, temperature and pain information is sent to the CNS and includes pain medications and referred pain. https://youtu.be/ipdMj2QXoE0 Time stamps Sensory pathway 0:20 Tactile receptors 0:52 Sensory neurons and receptor cells 4:20 Slowly and rapidly adapting receptors 8:06 Receptive fields 10:44 Sensory cortex 12:14 Anterolateral and dorsal-medial tracts 14:50 Pain 18:18 Analgesics 20:45 Referred …
Structure of the autonomic nervous system neurons, functions of the sympathetic and parasympathetic systems and the neurotransmitters released from each. Time Stamps ANS divisions 0:09 Types of stress 0:40 Somatic neurons and ANS neurons 2:54 Chart comparing somatic and ANS 9:23 Origin of sympathetic and parasympathetic neurons in spinal cord 9:30 Comparison of effects of …
This video describes the main function of various parts of the brain including the thalamus, brainstem, subcortical regions, limbic system, and cerebral cortex. https://youtu.be/zSpYhPXINcA Time Stamps The Brain Protective mechanisms – blood-brain barrier and meninges 0:09 Outline of brain structures covered 5:55 Thalamus, hypothalamus, pineal gland 6:32 Brainstem – midbrain, pons, medulla oblongata 10:12 Subcortical …
Time Stamps Sending signals to and from the brain through the spinal cord 0:09 Structure of the spinal cord 1:49 Grey matter and white matter 4:16 Detailed spinal cord cross section 5:26 Reflexes 12:41 Monosynaptic 13:12 Polysynaptic 15:43 Download Worksheet Worksheet Answers Images from my Textbook: Human Biology, Anatomy and Physiology for the health Sciences …
How various neurotransmitters have a stimulating or inhibitory effect, how they impact pain, or mood, stress response, pain, mental energy, as well as how various drugs affect different neurotransmitters or their receptors. https://youtu.be/tBbFh3vdNBs Time Stamps Neurotransmitters and Drugs Review of neurotransmitters released from the synapse 0:13 Acetylcholine, dopamine, endorphins 3:10 Glutamate, Epinephrine/ norepinephrine, GABA/ glycine, …
This video describes the steps of an action potential, refractory periods, and how they compare with graded potentials, as well as events at the synapse. https://youtu.be/drgjxGW2aGM Time Stamps Action Potentials, the synapse, graded potentials Ion concentrations around cells 0:15 Polarization 4:07 Voltage-gated and chemically-gated ion channels 4:40 Pre and postsynaptic neurons 6:14 Action potentials 8:05 …
This video describes the divisions of the nervous system types of neurons and glial cells in the central and peripheral nervous system. https://youtu.be/B_3wZWKvx84 Time Stamps Overview of the Nervous System 0:09 Key terms 0:25 Divisions of the nervous system 2:03 Neuron structure of somatic vs autonomic nervous system 5:57 Functions of the nervous system 10:04 …
