Bone Marrow And Hematopoietic Stem Cells! Trivia Questions Quiz
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The bone marrow and Hematopoietic stem cells are interrelated as we came to see in the previous anatomy classes. The quiz below is designed to see just how much of it you got to understand and what your chances are of passing the finals when it comes to this topic. Do give it a try and all the best with your revision.
- 1.Dr. Moore Which of the following are abundant in bone marrow stroma?
- A.
Skeletal muscle cells
- B.
T lymphocytes
- C.
Smooth muscle cells
- D.
Platelets
- E.
Macrophages
- 2.Which of the following hematopoietic cells would you predict is the most numerous in bone marrow?
- A.
Orthochromatophilic erythroblast
- B.
CFU-Eo
- C.
Neutrophilic band cell
- D.
CFU-Ba
- E.
Neutrophilic myelocyte
- 3.Dr. Royer A 32-year-old male is hit by a drunk driver while walking home from work. He is placed in a cast to stabilize his leg while the fibular neck fracture heals. He returns for a follow-up visit 1 month after the cast is removed. You observe that the patient walks oddly and loudly as he enters the exam room. Which muscles are likely paralyzed, leading to footdrop in this patient?
- A.
Tibialis posterior only
- B.
Tibialis anterior only
- C.
Flexor digitorum longus, flexor hallucis longus, tibialis posterior
- D.
Gastrocnemius, soleus, plantaris
- E.
Extensor digitorum longus, extensor hallucis longus, tibialis anterior
- 4.An 80-year-old female suffers from degenerative disc disease. Her condition has worsened recently, leading to severe spinal stenosis between her L5-S1 vertebrae. What area of skin is most likely to present with pain and/or paresthesia as a result of the stenosis in this patient?
- A.
Central dorsum and sole of foot
- B.
Heel
- C.
Lateral foot
- D.
Inner thigh
- E.
Posterior knee
- 5.An individual may be predisposed to patellofemoral syndrome and patellar dislocation if they present with weakness of which structure?
- A.
Vastus medialis muscle
- B.
Vastus lateralis muscle
- C.
Quadriceps femoris tendon
- D.
Patellar ligament
- E.
Popliteus muscle
- 6.Dr. Laville A urine sample taken from a patient tested positive for blood. What further laboratory test would you perform to determine whether this patient is bleeding from muscle or other tissue?
- A.
Ceruloplasmin
- B.
Albumin
- C.
Hemopexin
- D.
Haptoglobin
- E.
Alpha2-macroglobulin
- 7.A 47-year old female is brought to the emergency room with complaints of malaise, nausea, and vomiting. She admits that she has been drinking too much daily for the past three weeks. Which of the following enzymes would be raised in this patient?
- A.
GGT
- B.
ALP
- C.
LDH
- D.
CK
- E.
ALT
- 8.Which of the following anticoagulants is used in the long term treatment of diseases which cause unnecessary blood clots?
- A.
Heparin
- B.
Citrate
- C.
Oxalate
- D.
Warfarin
- E.
EDTA
- 9.A 30-year-old woman presented to the emergency room with abdominal pain in the right upper quadrant. She also complained of vomiting after eating a fatty meal. Biochemical analyses revealed the following results: This patient most likely has: Blood Test Results Reference Range Albumin 36g/L 35-45 g/L Aspartate transaminase (AST) 45 IU/L 5-45 IU/L Alanine transaminase (ALT) 38 IU/L 10-40 IU/L Gamma-glutamyl transferase (GGT) 90 IU/L 10-55 IU/L Alkaline phosphatase (ALP) 240 IU/L 40-110 IU/L
- A.
Inflammation of the biliary tract due to gall bladder stones
- B.
Alcoholic liver disease
- C.
Paget’s disease of the bone
- D.
Hepatocellular damage due to viral hepatitis
- E.
Both hepatocellular damage and biliary tract inflammation
- 10.Dr. Smolanoff A 35-year-old woman arrived at her doctor’s office concerned about her bluish skin color and was found to have a methemoglobin level of 20%. Which of the following could explain this high erythrocyte level of methemoglobin?
- A.
Higher than normal levels of methemoglobin reductase
- B.
Nonspherocytic hemolytic anemia
- C.
Carbon monoxide poisoning
- D.
Exposure to an oxidizing drug
- E.
Exposure to pentachlorophenol
- 11.Dr. Sloma Immunodeficiencies can be caused by defects in the expression of many different molecules that contribute to both adaptive and innate immune responses. Failure to express which molecule would have no effect on the immune system’s ability to eliminate an extracellular bacterium?
- A.
MHC class I
- B.
MHC class II
- C.
Surface-bound antibody molecules
- D.
Toll-like receptors
- E.
Complement components
- 12.I) Found in the tissues and bloodstream II) Found at low levels in the blood as most are bound to Fc receptor III) Found in secretions (saliva, tears) IV) Found only on the surface of naïve B cells V) Found only in the blood VI) An efficient activator classical complement pathway VII) An important neutralizer of pathogens in the gut VIII) Efficient at triggering opsonization of pathogens IX) Efficient at triggering mast cell degranulation . IgD can be described as:
- A.
III and VII
- B.
I and VIII
- C.
V and VI
- D.
II and IX
- E.
IV only
- 13.I) Found in the tissues and bloodstream II) Found at low levels in the blood as most are bound to Fc receptor III) Found in secretions (saliva, tears) IV) Found only on the surface of naïve B cells V) Found only in the blood VI) An efficient activator classical complement pathway VII) An important neutralizer of pathogens in the gut VIII) Efficient at triggering opsonization of pathogens IX) Efficient at triggering mast cell degranulation IgA can be described as:
- A.
III and VII
- B.
I and VIII
- C.
V and VI
- D.
II and IX
- E.
IV only
- 14.Dr. Adebiyi Microorganisms have developed ways and means of overcoming host defenses to cause disease. What factor is known to enable an organism to break down host intercellular tight junctions and facilitate the spread of the organism?
- A.
Siderophore
- B.
Capsule
- C.
Collagenase
- D.
Bacteriocin
- E.
Endotoxin
- 15.Dr. Arya You are examining a peripheral blood smear from a patient with G6PD deficiency. Which of the following findings is most likely to be present on the smear associated with the patient’s clinical condition?
- A.
Howell Jolly bodies
- B.
Tear drop cells
- C.
Coarse basophilic stippling
- D.
Spherocytes
- E.
Heinz bodies
- 16.Dr. Beevers A 29-year-old woman reports to her family physician complaining of generalized weakness, dizziness, and epigastric pain. Laboratory investigations are performed with the following results: Hgb 8 g/dL (normal: 12-16) Hct 27% (normal: 36-46) Reticulocytes 0.2% (normal: 0.5-1.5) MCV 75 fl (normal: 80-100) MCH 22 pg/cell (normal: 25.4-34.6) MCHC 29% (normal: 31-36) Serum Ferritin Low Serum Homocysteine Normal The patient is started on an appropriate pharmacological agent to treat her hematopoietic disorder. Which of the following statements describes a pharmacodynamic characteristic of the drug that was most likely prescribed for this patient?
- A.
Transported in the blood by Tf
- B.
Functions as a cofactor in the production of succinyl-CoA
- C.
Used as the diagnostic agent in the Schilling Test
- D.
Functions as the metal ion cofactor in heme
- E.
Causes black stools and epigastric distress
- 17.Dr. Larsen In the archives of the genetic counseling clinic, you find an older case where one woman pointed to three possible fathers of her newborn child. Blood types of the people involved are given below. Which of the statements are most likely to be true? Mother A-Rh+ Child B-Rh- Potential 1 B-Rh+ Potential 2 O-Rh- Potential 3 AB-Rh-
- A.
None of the potentials would be correct
- B.
Could be any of the three
- C.
Potential 1, 3 are equally likely
- D.
Potential 2 is the father
- E.
Potential 3 is the father
- F.
Given her history, it is probably the mailman's kid
- 18.Dr. Yin Which of the following is a characteristic feature of the lymph nodes?
- A.
Central artery
- B.
Periarterial lymphatic sheath (PALS)
- C.
Hassall’s corpuscle
- D.
Subcapsular sinus
- E.
Tonsil
- 19.Which of the following statements characterizes the immune cells and organs?
- A.
Both lymph nodes and the spleen are considered primary lymphoid organs
- B.
In normal conditions, only the T cell precursors that cannot recognize MHC molecules will be allowed to further develop into mature T cells
- C.
Periarterial lymphatic sheath (PALS) contains T cells
- D.
Lymphatic nodules are found in the red pulp
- E.
Thymus functions as a lymph filter, and there are afferent lymphatic vessels in the capsule of thymus
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