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Q: Anatomy & Physiology + Microbiology ( Answered 5 out of 5 stars,   0 Comments )
Question  
Subject: Anatomy & Physiology + Microbiology
Category: Miscellaneous
Asked by: mashhour-ga
List Price: $10.00
Posted: 11 Oct 2002 21:15 PDT
Expires: 10 Nov 2002 20:15 PST
Question ID: 75600
Please help me to answer the followin questions.

NS = nervous system, D = Drug, NT = Neurotransmitter 

The following items are useful to know regarding peripheral nervous
system function
a. peripheral nervous system (PNS)

b. autonomic nervous system (ANS)

c. somatic nervous system (SNS)

d. central nervous system (CNS)

e. parasympathetic nervous system

f. sympathetic nervous system

g. catecholamines

h. acetylcholine

i. "fight or flight"

j. none of the above

Please match the single 'best' answer above to the following items: 



1. "fight or flight".

2. controls erection in males.

3. controls ejaculation in males.

4. NS that causes mydriasis (constrict of radial muscle of eye, wide
pupils).

5. NS that causes vasoconstriction of arteries and veins.

6. NS that causes bronchiole and tracheal relaxation (dilation).

7. controls muscular movements.

8. sweat glands are part of.

9. conveys sympathetic signals to the sweat glands.

10. has ganglia located along the spinal cord.

11. has ganglia located near the end organ.

12. has neuromuscular junction (NMJ) which when activated cause
calcium influx into muscle.

13. increases heart contractility.

14. shunt bloods from the skin and digestive tract, and dilates
cardiac and muscle arterioles and veins.

15. causes breakdown of glycogen and lipids. 



Questions 16 through 21 multiple choice


16. Relaxation of the uterus may be induced by

a. progesterone

b. salbutamol

c. ethanol

d. prostaglandin E2

e. oxytocin 
 


17. With regard to oral contraceptives, progestogens

a. inhibit luteinising hormone (LH) release

b. inhibit follicle stimulating hormone (FSH) release

c. cause increased risk of blood clotting

d. cause thickening of cervical mucus

e. inhibit ovulation 


18. The cord blood of a newborn is analyzed shortly after birth
because of a suspected in utero infection. An elevation of which Ab
class best confirms this suspicion?

[A] IgA   [D] IgG

[B] IgD   [E] IgM

[C] IgE   [F] S-IgA 



19. IgA protease is produce by all of the following EXCEPT:

[A] Hemophilus influenzae  [D] St. mutans

[B] St. pneumoniae   [E] Neisseria gonorrhoeae

[C] St. pyogenes   [F] Neisseria meningitides 



20. The serum of a five day-old infant is analyzed for quantitation of
immunoglobulins. The lab reports the following values: IgG = 800 mg/dl
IgA = 1 mg/dl; IgM = 20 mg/dl. Which of the following statements is
most correct?

[A] The IgM is of fetal origin

[B] The IgM is both of fetal and maternal origin.

[C] The IgG is of fetal origin.

[D] The immunoglobulin in the serum is all of fetal origin.

[E] The immunoglobulin in the serum of this infant is all of maternal
origin.



21. Which is the region of complement fixation?

[A] Light chain   [D] Hypervariable region

[B] Heavy chain   [E] Fab portion

[C] Kappa or lambda chain
Answer  
Subject: Re: Anatomy & Physiology + Microbiology
Answered By: synarchy-ga on 19 Oct 2002 18:57 PDT
Rated:5 out of 5 stars
 
1) Fight or flight is the sympathetic branch of the autonomic nervous
system -F
2) 'parasympathetic puts it up' - E
3) 'sympathetic shoots it out' - F
4) sympathetic causes mydriasis - F
5) vasoconstriction is also sympathetic - F
6) bronchodilation is sympathetic - F
7) voluntary movement is the somatic nervous system - C
8) sweat glands are not part of any nervous system - J
9) acetylcholine is the neurotransmitter here - H
10) sympathetic ganglia are along the spine - F
11) parasympathetic ganglia are near the end organ - E
12) the somatic nervous sytem innervates muscles - C
13) the sympathetic increases contractility - F
14) the sympathetic - F
15) in the liver, this is the action of the sympathetic nervous system
- F

A good review of the autonomic nervous system:
http://www.nda.ox.ac.uk/wfsa/html/u05/u05_010.htm
search strategy "autonomic nervous system"

Another nice review that discusses the innervation of the sweat glands
(missing from above review)
http://www.ndrf.org/ans.htm
search "autonomic nervous system sweat glands"

16) ethanol is the only one on the list that relaxes (all others
contract) - C
http://www.health.auckland.ac.nz/courses/Pharmcol304/Lecture12.htm
search "uterus relaxation ethanol"

17) inhibits ovulation - E
http://www.barnard.columbia.edu/health/publications/oral.htm
search "oral contraceptive mechanism"

18) IgM - E
http://www.labcorp.com/datasets/labcorp/html/chapter/mono/sc013100.htm
search "immunoglobulin in utero infection"

19) Pyogenes does not produce it - C
http://home.earthlink.net/~kenfused/downloads/Bacteria.pdf
H. Influenza produces IgA protease:
http://xena.lsb.sbs.auckland.ac.nz/~csquire/ted/superantigens.html
N. Gonnorrhea produces:
http://meropslinks.iapc.bbsrc.ac.uk/MeropsLinks/Lit/S06p001_Lit.htm
S. Pneumo produces:
http://meropslinks.iapc.bbsrc.ac.uk/MeropsLinks/Lit/S06p001_Lit.htm
N. Meningiditis produces:
http://www-biol.paisley.ac.uk/eastgate/hpi/studentppt/presentation_final.ppt
search "iga protease bacteria"

20) IgM is fetally produced - A
http://www.labcorp.com/datasets/labcorp/html/chapter/mono/sc013100.htm
search "immunoglobulin in utero infection"

21) The Fc region of the heavy chain fixes complement - B
http://www.cpes.sussex.ac.uk/users/jms/bcenv/lec15/15.pdf
search "complement fixation heavy chain"


synarchy
mashhour-ga rated this answer:5 out of 5 stars

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