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Chapter 16 Physiology of Autonomic Nervous System
Pharmocology Test 1
11
Nursing
Undergraduate 3
09/18/2012

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Term

Central Nervous System 

consists of?

Definition
Brain, spinal cord
Term

Peripheral Nervous System 

Consists of?

Definition

Evrythng besides the brain & spinal cord (all other neurons & ganglia)

PNS

Somatic             Autonomic

                                  sympathetic      parasympathetic

Term

 

 

Somatic Nervous System

Definition
innervates skeletal muscles and controls voluntary movement
Term

 

 

Autonomic Nervous System

Definition

controls involuntary activities in smooth muscle, secretory glands, and visceral organs

MAINTAINS HOMEOSTATIS, respond to stress/emergencies, repair body tissues

SYMPATHETIC and PARASYMPATHETIC divisions

Term

 

Sympathetic Nervous System

Definition

stimulated by physical or emotional stress, 

fight or flight response

Term

Sympathetic Nervous System: 

Fight or Flight Response:

Definition

Increased BP, Cardiac Output, rate of cellular metabolism, blood sugar, mental activity, muscle strength, breakdown of muscle glycogen, rate and depth of respiration,

^ blood flow 2 brain,heart,skeletal muscle

 

Term

 

Sympathetic Nervous System: 

3 Neurotransmitters?

Definition

Norepinephrine 

epinephrine 

dopamine 

(also known as catecholamines)

Term

Sympathetic Nervous System 

works on what 2 adrenergic receptors?

Definition

Alpha and Beta

Alpha1 (Bloodvessels)

Alpha2

Beta1 (Heart)

Beta2 (Lungs)

Term

 

Parasympathetic Nervous System 

(Rest and Digest "Relax")

Definition

dilation of blood vessels in the skin

decreased HR

Increased secretion of digestive enzymes and motility of GI tract

constriction of smooth muscle of bronchi

(controlled by acetylcholine)

Term

Parasympathetic Nervous System 

works on what 2 cholinergic receptors?

Definition

muscarinic

nicotinic

Term

 

Look at last slide in Chapter 16!!!

Characteristics of Autonomic Drugs

ALOT OF INFO. ON THIS PAGE!!

Definition
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