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Stomach peristalsis & Enterogastric reflex

By: HWC, Views: 9091

• Food enters, distending the stomach. • Stretch receptors activate enteric reflexes that promote peristaltic movements. • These movements, called mixing waves, begin to mix the food with stomach secretions. • Mixing waves force the digesting food (chyme) toward and through the pylo...

Stretch reflex & Tendon reflex

By: HWC, Views: 9414

• The stretch reflex is a response to the stretching of muscles. It is monosynaptic and ipsilateral. • Stretching stimulates receptors in the muscle spindle of the agonist (stretched) muscle. • One or more action potentials are generated by the receptors and propagate along the axon of ...

System organization - PPM system types (Somatic, Autonomic & Enteric) and Reflex arc types

By: HWC, Views: 9838

• The PNS consists of all nervous tissue outside of the CNS. • It is divided into three functional components: • Somatic nervous system (SNS) • Autonomic nervous system (ANS) • Enteric nervous system (ENS) • The SNS consists of: • Sensory neurons from skeletal muscles ...

Double Stranded DNA Molecule Animation

By: HWC, Views: 7550

Double Stranded DNA Molecule Animation

Introduction to Body Systems Animation

By: Administrator, Views: 808

Systems: A group of different organs functioning together for a common purpose.

Leg Movement Animation

By: Administrator, Views: 432

This animation shows a list of muscles found in the leg used for movement

Rods and Cones Animation

By: Administrator, Views: 13104

A photoreceptor cell is a specialized type of neuroepithelial cell found in the retina that is capable of visual phototransduction. The great biological importance of photoreceptors is that they convert light (visible electromagnetic radiation) into signals that can stimulate biological processes...

Wound Repair Animation

By: Administrator, Views: 12681

A wound is an injury to living tissue caused by a cut, blow, or other impact, typically one in which the skin is cut or broken.

Labor and Delivery - Infant Cord Apgar

By: Administrator, Views: 406

As soon as your baby is born, a delivery nurse will set one timer for one minute and another for five minutes. When each of these time periods is up, a nurse or physician will give your baby her first "tests," called Apgars. This scoring system (named after its creator, Virginia Apgar) helps t...