Please help me to answer the following questions. Choose the single
best answer for each question below . Multiple choice
1. All of the following are true about the Autonomic nervous system
EXCEPT:
A. It provides motor innervation of the visceral organs
B. It provides sensory innervation of the visceral organs
System
C. It requires two neurons in tandem for proper functioning
2.The neuroepithelium gives rive to all of the following EXCEPT:
A. Ependymal cell
B. Motor neurons in lateral horn
C. Motor neuron in ventral horn
D. Neuroglia
Items 3 and 4
A 58-year-old female physician is hospitalized with a fractured ankle
following a traffic accident. Four days after this hospital admission,
the notes from the nurse on the chart indicate tachycardia;
restlessness, sweating and actions attributed to fearfulness. During
an interview she reports being bothered by "vague shapes" which she
sees coming out of the walls.
3. Based on this information, a check of the woman's past history is
most likely to show evidence of:
(A) bipolar disorder
(B) schizophrenic episodes /
(C) chronic alcohol abuse
(D) borderline personality disorder
4. Two weeks later, her acute symptoms have subsided. Although you
have never treated her before, during visits for morning rounds she
speaks with pleasure about the many years, she says, that you have
cared for her and her family, and especially how you once saved the
life of her child. The woman is now manifesting symptoms of:
(A) malingering/"
(B) pathological intoxication
(C) psychogenic fugue
(D) Korsakoff s syndrome
5. All of the following are true about nerve injuries in the upper
limb except
a. radial nerve and drop wrist
b. median nerve and ape hand
C. axillary nerve and wrist drop
6. All of the following are direct branches of the axillary artery
except
a. the lateral thoracic artery
b. the circumflex humeral arteries
c. the suprascapular artery
7. Which of the following proximal carpal bones is the most medial ?
a.triquetral
b.capitate
c.pisiform
8. All of the following arteries are derived from the celiac trunk
except ?
a. The hepatic artery
b. the gastroduodenal artery
c. the inferior pancreaticoduodenal artery.
9. The diaphragm develops from all of the following except:
a. the septum transversum
b. Pleuropericardial fold
c. the body wall mesoderm
10. Certain procedures commonly move the late systolic murmur of a
prolapsing mitral valve either toward or away from S1 (the first heart
sound). All of the following statements concerning these procedures
are correct EXCEPT:
(A) Administration of a vasodilator should move the murmur away from
S1.
(B) Moving from a supine to a standing position should move the murmur
toward S1.
(C) Squatting should move the murmur away from S1.
(D) Making tight fists with the hands should move the murmur away from
S1.
11. If the head, neck, and trunk of a supine adult are elevated 30-45
degrees from the horizontal, what is the normal vertical distance
above the level of the sternal angle that pulsatile activity will be
observed in the jugular veins?
(A) 0-1 cm
(B) 2-3 cm
(C) 6-7 cm
(D) 8-9 cm
12. In a normal, healthy adult, the right border of the heart lies to
the right of the right border of the sternum by
(A) 0-1 cm
(B) 2-3 cm
(C) 6-7 cm
(D) 8-9 cm
Items 13-14
A 63 year-old woman enters the emergency department complaining of
exertional chest pain and exertional syncope. An ejection murmur and
other findings suggest severe aortic stenosis. An ECG showing left
ventricular hypertrophy and an echocardiogram showing a thickened,
calcified aortic valve confirm the diagnosis,
13. All of the following physical findings are commonly encountered in
cases of severe aortic stenosis EXCEPT:
(A) diminished intensity of S2
(B) slow-rising carotid arterial upstrokes
(C) radiation of the ejection murmur to the carotid arteries
(D) shift of the apical thrust upward and laterally
(E) marked precordial apical thrust
14.The apex beat [apical thrust, or PMI (Point of maximum impulse) is
normally found
(A) 3-5 cm to the left of the midsternal line in the 5th intercostal
space
(B) 7-9 cm to the left of the midsternal line in the 5th intercostal
space
(C) 5-7 cm to the left of the midsternal line in the 6th intercostal
space
(D) 7-9 cm to the left of the midsternal line in the 6th intercostal
space
15. On postoperative day three after thyroidectomy the patient voice
sounds hoarse . Indirect laryngoscopy reveals paralysis of one of the
laryngeal cord. Which structure was likely injured during this
surgery?
a.Internal laryngeal nerve
b.External branch of the superior laryngeal nerve
c.The thyroideus nerve
16. A Wimbledon tennis champion complains of pain and tenderness in
the proximal portion of the anterior forearm that often occurs after
prolonged practice. The sports medicine specialist claims that this is
due to the trapping of the median nerve near the elbow . Where does
this "entrapment" occur ?
a.at the medial epicondyle of the elbow
b.by the palmaris longus
C.due to compression by the flexor retinaculum
17.Which of the following may be expected after trauma to the elbow.
a. anesthesia on the lateral aspect of the palm
b. anesthesia on the medial aspect of the palm
c. inability to flex the distal thumb
18. A surgeon shows his medical intern the femoral ring during a
femoral hernia repair. The femoral nerve lies lateral outside the
sheath .Which structure is the most lateral in the sheath ?
a.the femoral vein
b.the femoral artery
c.the lymphatics and lymph node of Cloquet
19.The cell wall of a Gram negative bacterium is composed of
A.cytoplasmic membrane, outer membrane and periplasm.
B.peptidoglycan layer, outer membrane and cytoplasmic membrane.
C.outer membrane and peptidoglycan.
D.peptidoglycan.
20.Resistance to the action of penicillinase, as well as changes in
the spectrum of sensitivity of microbes to the antibiotic, is
conferred by modification of the above molecule at what site?
A.at COOH location
B.at methyl bond
C.at beta-lactam link
D.at side chain
.
21.Most disinfectants eliminate infectious organisms by
A.bacteristatic mechanisms.
B.killing the vegetative cells.
C.killing vegetative cells and spores.
22. The outer membrane of a Gram negative bacteria is resistant to the
action of detergents largely due to the presence of
A.phosphotidyl inositol.
B.cholesterol and ergosterol.
C.lipoprotein and lipopolysaccharide.
D.glycoproteins and the capsule.
23.A patient develops a fever, goes into shock and dies in the
hospital. Upon performing a blood culture you find that the patient
had a Gram negative sepsis. What is the likely cause of the patient's
fever and subsequent demise?
A. Peptidoglycan components that are released into the blood
B. The presence of pili on the bacterial cell
C. The presence of lipopolysaccharide in the outer membrane
24. The following conditions may be caused by Clostridium perfringens
EXCEPT
(A) food poisoning
(B) Myonecrosis
(C) Septic abortion
(D) None of the above
25. Which of the following organisms is NOT histotoxic?
(A) Clostridium perfringens
(B) Clostridium difficile
(C) Clostridium septiculn
(D) Clostridium histolyticum
26. Which of the following readily kills pseudomonas aeruginosa
(A) drying
(B) treatment with beta-glutaraldehyde
(C) treatment with phenolics
27.Which of the following tests may be employed to identify
Corynebacterium diphtheriae
(A) Nagler reaction
(B) Schick test
(C) Animal pathogenicity
(D) Elek test
28.Pseudomonas aeruginosa is
(A) A member of the human gastrointestinal flora
(B) Able to utilize ammonia compounds as a source of nitrogen
(C) Not normally found on the human skin
29. Which of the following is(are) associated with Listeria
monocytogenes
(A) Keratoconjuctjvitis
(B) Neonatal septicemia.
(C) Growth at 3o C. |
