Emt national registry study

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the human nervous system is shown with labels on each side and an image of its major functions

The nervous system is the command/control center of the body, regulating consciousness, carrying sensory signals, and muscle commands. The nervous system is divided into the central nervous system (CNS) and the peripheral nervous system (PNS). The CNS includes the brain and spinal cord; the peripheral nervous system (PNS) consists of the nerves that branch from the CNS and innervate the rest of the body. The spinal cord runs from the brainstem to the 1st or 2nd lumbar vertebrae.

an info sheet describing the effects of cushing's trad and how to use it

Cushing’s triad (Hypertension, bradycardia and irregular respirations) is one of the classic sign for elevated intracranial pressure. Hypertension is due to maintain cerebral perfusion pressure (Cerebral perfusion pressure = Mean arterial pressure – Intracranial pressure), when ICP increases cerebral perfusion must somehow maintained above 50 mm Hg). Bradycardia is a reflex response to hypertension and […]

the diagram shows how heart valves are connected to each other with words written on them

(You can read an UPDATED VERSION of this article about Right-Sided Heart Failure) If you hang around Your Nursing Tutor for longer than 30-seconds, then you usually discover that I think Anatomy & Physiology is

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