Micro/talaro/chap19

Front 1

The foodborne disease that involves neurotoxin is...

Back 1

botulism

Front 2

Production of a neurotoxin that binds to target sites on spinal cord neurons responsible for inhibiting skeletal muscle contraction is a characteristic of...

Back 2

Clostridium tetanus

Front 3

production of a neurotoxin that prevents acetylcholine release from motor neurons at neuromuscular junctions is a characteristic of...

Back 3

Cl. botulinum

Front 4

regarding tetanus and foodborne botulism, treatment involves antitoxin therapy. TRUE/FALSE

Back 4

TRUE.

Front 5

Neisseria gonorrhea is...

Back 5

the cause of opthalmia neonatorum
cause of gonorrhea
called the gonococcus
virulent due to pili, and a protease that inactivates IgA

Front 6

List 4 factors of neisseria meningitidis.

Back 6

1. virulent factors include a capsule, pili, endotoxin, and IgA protease
2. causes serious meningitis
3. reservoir is the nasopharynx of human carriers
4. more easily transmitted in day care facilities, dorms and military barracks

Front 7

List 4 characteristics of Influenza vaccines.

Back 7

1. inactivated IM vaccine
2. usually incorporates three different strains
3. attenuated, nasal drops vaccine
4. Guillain-barre' syndrome is a post vaccination neurological complication

Front 8

Influenza infection predisposes compromised patients for acquiring...

Back 8

bacterial pneumonia

Front 9

List 4 characteristics of rabies.

Back 9

1. zoonotic disease
2. wild populations of bats, skunks, raccons, cats, and canines are primary reservoirs
3. transmission can involve bites, scratches and inhalation
4. symptoms include anxiety, agitation muscle spasms convulsions and paralysis

Front 10

List 4 approaches to treatment for possible rabies infection.

Back 10

1. debridement
2. wash bite with soap or detergent
3. wound is infused with human rabies immune globulin(HRIG)
4. post exposure vaccine with inactive vaccine

Front 11

Encephalitis caused by arbovirus involve...

Back 11

fever, headache rash
coma, convulsions paralysis in severe cases
myalgia and orbital pain
muscle aches and joint stiffness

Front 12

List 4 characteristics of poliomyelitis.

Back 12

1. transmitted primarily by fecal contaminated water
2. can be asymptomatic or mild with headache, sore throat, fever and nausea
3. If it enters the CNS, neurons can be infected and destroyed
4. caused by poliovirus(genus Enterovirus)

Front 13

African sleeping sickness is caused by...

Back 13

Trypanosoma brucei

Front 14

The vector involved in African sleeping sickness is the...

Back 14

tsetse fly

Front 15

List 4 sequelae of Haemophilus influenzae.

Back 15

1. bacterial meningitis
2. otitis media
3. bronchitis
4. epiglottitis

Front 16

The virulence of haemophilus influenzae serotype b is associated with its...

Back 16

capsule

Front 17

CSF is found in the...

Back 17

subarachnoid space

Front 18

List three anatomical structures that lie below the dura mater.

Back 18

Dura mater
arachnoid mater
arachnoid space
pia mater

Front 19

List 4 symptoms of meningitis.

Back 19

headache
stiff neck
WBC in CSF
blurred vision

Front 20

Meningococci initially colonize the...

Back 20

nasopharynx

Front 21

prophylactic rifampin is indicated for individuals in close contact with patients infected by...

Back 21

Haemophilus influenzae

Front 22

Cryptococcus neoformans is a common cause of meningitis in AIDS patients and can be found in bird droppings. TRUE/FALSE

Back 22

TRUE.

Front 23

Agricultural workers and field archeologists are exposed to this organism which although entering via the respiratory tract can cause meningitis.

Back 23

Coccidioides immitis

Front 24

neonatal meningitis is most commonly transmitted by...

Back 24

exposure in birth canal

Front 25

The organism responsible for the majority of neonatal meningitis is...

Back 25

Strep agalactiae

Front 26

Encephalitis is most commonly caused by a...

Back 26

virus

Front 27

What is the liklihood of a patient infected by West Nile virus developing West nile encephalitis?

Back 27

less than 1%.

Front 28

The best defense against arboviruses is...

Back 28

vector control

Front 29

Eastern Equine Encephalitis has avery high mortalty rate, that approaches 70%. TRUE/FALSE

Back 29

TRUE.

Front 30

patients with Creutafeldt-Jacob disease live...

Back 30

less than 1 year post diagnosis

Front 31

the concept of "immunologically privileged" explains why the CNS...

Back 31

has a reduced immune response compared to the rest of the body.

Front 32

Microglial cells have phagocytic capabilities. TRUE/FALSE

Back 32

TRUE.

Front 33

neisseria meningitidis is transmitted by...

Back 33

close contact

Front 34

Therapy for Neisseria meningitidis consists of...

Back 34

Pen. G I/V

Front 35

negri bodies are indicative of...

Back 35

Lyssavirus infection

Front 36

List three characteristics of toxoplasma gondii.

Back 36

1. is a flagellated parasite
2. is often fatal for AIDS patients
3. can cause stillbirths

Front 37

List 4 characteristics of listeria monocytogenes.

Back 37

resistant to cold
resistant to heat
resistant to salt
can result in septacemia

Front 38

The organism found in powdered baby formula which can cause meningitis is...

Back 38

escherichia coli K1

Front 39

Toxoplasmosis prevention includes...

Back 39

hygienic precautions

Front 40

Polio virus initially multiplies in the...

Back 40

tonsils(oropharynx)

Front 41

Tetanus differs from botulism in that...

Back 41

muscles cannot relax in tetanus, muscles cannot contract in botulism

Front 42

Guillain-barre' syndrome involves varying degrees of demyelination of the peripheral nervous system leading to muscle weakness of extremities and possible paralysis. TRUE/FALSE

Back 42

TRUE.

Front 43

Botox injections contain botulin toxin. TRUE/FALSE

Back 43

TRUE