Search results for: 'left atrium'

Watch Later 3:44

By: Administrator, Views: 489

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Watch Later 3:09

Sims' Position

By: Administrator, Views: 460

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Watch Later 1:10

Lithotomy Position

By: Administrator, Views: 803

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Watch Later 4:15

Fowler's Position

By: Administrator, Views: 427

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Watch Later 2:13

Dorsal Recumbent Position

By: Administrator, Views: 11017

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Watch Later 0:37

Chemical Changes

By: HWC, Views: 7124

Observe the burning logs of wood. The logs burn to emit heat, light and carbon dioxide. What is left behind is ash. This residue is a new substance with a different molecular structure than the original wood. Similarly when baking the dough into bread, it becomes fluffy and light. There is a ch...

Watch Later 2:58

The primary factors that affect circulation - MABP, CO and SVR

By: HWC, Views: 8048

Introduction Blood flow is determined by the relative intensities of factors that drive and resist moving blood. • Cardiac output (CO) equals the mean arterial blood pressure (MABP, a driving force) divided by systemic vascular resistance (SVR, a resisting force). • Hormones and the cen...

Watch Later 2:13

Flexor reflex & Crossed extensor reflex

By: HWC, Views: 7628

• The flexor reflex is a response to pain. This reflex is polysynaptic, ipsilateral, and intersegmental. • Pain receptors are stimulated causing increased frequency of action potentials to be generated and conducted along the sensory neuron axon. • The sensory impulses excite several ass...

Watch Later 0:38

Corpus Callosum Animation

By: Administrator, Views: 10589

The corpus callosum (Latin for "tough body"), also callosal commissure, is a wide, thick, nerve tract consisting of a flat bundle of commissural fibers, beneath the cerebral cortex in the brain. The corpus callosum is only found in placental mammals. It spans part of the longitudinal fissure, con...

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