Autonomic NS

Cards (31)

  • ..
    A) preganglionic
    B) pregnaglionic
    C) postganlionic
    D) postganglionic
    E) acetylcholine
    F) norepinephrine
    G) nicotinic
    H) muscarinic
    I) adrenergic
    J) adrenergic
  • ..
    A) pupil
    B) heart
    C) airways
    D) liver
    E) blood vessels
    F) digestive system
    G) uterus
    H) urinary system
    I) pupil
    J) heart
    K) airways
    L) sweat glands
    M) liver
    N) digestive system
    O) adrenal glands
    P) uterus
    Q) urinary system
  • ..
    A) phosphlipase C
    B) adenyl cyclase
    C) adenyl cyclase
  • what are the 2 main components of the autonomic NS
    parasympathetic (rest and digest)
    sympathetic (fight and flight)
  • what are the main neurotransmitters of the autonomic NS
    acetylcholine
    adrenaline / epinephrine
    noradrenaline / norepinephrine
  • at what level do preganglionic neurones exit
    T1 - L2
  • what is the major cranial nerve where preganglionic neurones exit
    10
  • what are the 4 major cranial nerves where preganglionic neurones exit
    3, 7, 9, 10
  • where is N1 of the nicotinic receptors on post ganglionic neurons found

    skeletal muscles
  • where is M2 of the muscarinic receptors on effector organs found

    cardiac muscles
  • what is the affect of the drug atropine on cholinergic receptors 

    blocks action of acetylcholine and muscarinic receptors
  • what is the affect of the drug pilocarpine on cholinergic receptors 

    stimulates muscarinic receptors
    doesnt affect nicotinic receptors
  • what is the affect of the drug methacholine on cholinergic receptors 

    stimulates muscarinic receptors to mimic neurotransmitters
  • what is the affect of the drug muscarine on cholinergic receptors 

    stimulates muscarinic receptors
  • what is the affect of the drug hexamethonium on cholinergic receptors 

    blocks action of nicotinic receptors
  • what is the affect of the drug decamethonium on cholinergic receptors 

    depolarises neuromuscular blocker
  • what is the affect of the drug scopolamine on cholinergic receptors 

    blocks muscarinic receptors
  • what is the need for the drug atropine in the body

    pupil dilation
    reducing salivation
  • what is the need for the drug pilocarpine in the body

    pupil constriction
  • what is the need for the drug muscarine in the body

    sweating, salivation and tears
  • where is muscarine found 

    mushrooms
  • what is the need for the drug decamethonium in the body

    blocks muscle contraction during anaesthetic
  • what is the need for the drug scopolamine in the body

    reducing nausea and motion sickness
  • what is the role of the medulla in the autonomic CNS
    cardiovascular and respiratory control
  • what is the role of the hypothalamus in the autonomic CNS
    sensory input
    excitator and inhibitory
  • what is the role of the midbrain in the autonomic CNS
    pupil control
    fight or flight
  • what is the role of the pons in the autonomic CNS
    regulates respiration
  • what organs are not affected by the parasympathetic NS
    adrenal medulla
    hair erector muscle
    sweat glands
    spleen
  • what organs are only affected by the parasympathetic NS
    ciliary muscles of eye
    constrictor muscles of iris
  • what happens during pupil dilation
    relaxation of sphincter muscle
    contraction of dilator muscle
  • what happens during pupil constriction
    contraction of sphincter muscle