ANSWER for DMS : 92-107

92. ANS : A) Tetanus- lock jaw, produce by gram + bacilli, affects skeletal muscle, obligate anaeorobic bacterium clostridium tetani, give antibiotics

REF: WIKIPEDIA

96. Most staphylococci –posses enzyme catalase, resisitant to penicillin, gram +, appear as clusters

Streptococci-gram +, line up one after another, do not contain enzyme catalase, can be treated with penicillin.

ANS: A) Streptococcus mutants – viridians group streptococci, alpha-hemolytic

B) Staphylococcus epidermis

C) Staphylococcus aureus - B-Hemolytic, golden yellow pigment

D) Streptococcus pyogens – B-Hemolytic on blood agar-produce pus

E) Streptococcus faecelis

REF: Clinical Microbiology made ridiculously simple (chap 4& 5) (pg 22-29 & 31-37)

98. ANS: A) N.G – Gram negative kidney bean shaped diplococcic bacteria,grow on chocolate agar (appear in pairs)

B) S.P – Gram +, alpha hemolytic, upper respiratory tract infection

C) H.I – gram negative rod, causes influenza

D) Staphylococcus aureus- golden yellow

E) S.S – present in soil, grow rapid at 25 degres celcius, moist, lethary to velvety

REF: WIKIPEDIA

99. ANS: A) Trichodectes sanis

B) Phthirus pubis – a parasitic insect infesting human genitals, live on hair, feed on blood

C) Pediculosis humanus- caused by colonization of hair & skin, usually on head & scalp, feeds on human blood, symptoms itching, frequent in children 3-10yrs ols

D) Cutaneous larva migrans- penetrate outer layer of skin & create a typical wormlike burrows visible underneath the skin, cause a red,intense, itching eruption

E) Sarcoptes scabiei- a parasitic arthropod which burrows into skin& causes scabies, causes agonizing itching particularly at night, transmitted thru skin to skin contact

REF:WIKIPEDIA

100.ANS: D) Clostridium tetani- endospore, develops a terminal spore

REF:WIKIPEDIA

101.ANS : B) Staphylococcus aureus- can cause minor skin interactions such as pimples & boils

REF: WIKIPEDIA

102. ANS: C) Pseudomonas aeruginosa- pseudomonas is primarily an opportunistic pathogens that cause interactions in burn patients .

Ref: WIKIPEDIA

103. ANS: C) Gastric Ulceration- Ibuprofen---NSAIDs, relief symptoms of arthritis,dysmenorrhae,fever,analgesic & have side effects such as nausea, GI ulceration, bleeding, diarrhea, epistaxis, headache, dizziness, unexplained rash, hypertension, MI

REF: WIKIPEDIA

105.ANS: A) Bupivacaine- local anesthetic drug, administered epidural injection b4 hip arthoplasty & injected to site of wounds to reduce pain.

B) Lidocaine- local anesthetic, antiarythimic drug, used topically to relieve itching,burning & pain from skin inflammation

C) Etidocaine- local anesthetic give during labor & delivery

D) Procaine- reduce pain in IM injection of penicillin & used in dentistry

E) Cocaine- stimulant of CNS

REF: WIKIPEDIA

107.ANS: A) Dopamine – neurotransmitter –f(x) : hormone to inhibit release of prolactin from ant.lobe

B) Phenylephrine- agent to dilate pupil, vasopressor to increase BP in unstable patients with hypertension

C) Levonordephrine- nasal decongestant & local vasoconstrictor for use in dentistry

D) Cocaine- stimulant of CNS

E) Epinephrine- hormone & neurotransmitter

REF: WIKIPEDIA