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Flashcards in Class Quizzes Deck (70)
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1

Which of these is a benign smooth muscle tumor of the uterus?
A. Adenoma
B. Myoma
C. Carcinoma
D. Sarcoma

B. Myoma

2

True or False? A carcinoma arises from surface, glandular or parenchymal epithelial tissues; a sarcoma arises from other primary tissues.

True

3

________________ is characterized by excessive absorption of iron, which accumulates within the body and disrupts organ functions.
A. Sickle cell anemia
B. Tay-Sachs disease
C. Hemophilia
D. Hemochromatosis E. Phenylketonuria

D. Hemochromatosis E. Phenylketonuria

4

What is a neoplasm of blood cells?

Leukemia

5

A metastatic tumor is one that:
A. has spread to a location away from its site of origin. B. shows slow expansion and well-differentiated cells. C. cannot be classified easily.
D. invades deeply into the tissue where it arose.
E. can sometimes be benign.

A. has spread to a location away from its site of origin. B. shows slow expansion and well-differentiated cells. C. cannot be classified easily.

6

Which of the following is the genotype for Turner syndrome?
A. 45, X
B. 47, XXX
C. 47, XXY
D. 47, XYY

A. 45, X

7

Malignant tumor cells do not wear out and die as normal cells do, but instead they:
A. become immortal and proliferate indefinitely
B. grow rapidly and transform the tissue around them
C. must be killed by high-level immune response
D. die only when they have achieved dominance in the tissues that formed them originally

A. become immortal and proliferate indefinitely

8


The gene responsible for the fragile X syndrome is ___________.
A. FRMP
B. FMR1
C. FXS1
D. FRM1

B. FMR1

9

Chromosome deletion occurs when:
A. homologous chromo. in germ cells fail to separate
B. there is absence of a chromosome
C. pieces of chromosomes are exchanged between two non homologous chromosomes D. a chromosome breaks during meiosis and the broken piece is lost from the cell

D. a chromosome breaks during meiosis and the broken piece is lost from the cell

10

True or False? Cellular immunity is associated with formation of antibodies that can combine with and eliminate an antigen; the major defense against bacteria and bacterial toxins.

False

11

Which of the following statements about tumors is true?
A. Tumors are abnormal growths that inevitably endanger the tissue in which they arise.
B. Tumor cells are easily distinguished from normal cells under a microscope.
C. Tumors are the product of a mutation in a normal cell that causes that cell to grow and reproduce itself abnormally.
D. Tumors can only grow in the same tissue that produced them originally.

C. Tumors are the product of a mutation in a normal cell that causes that cell to grow and reproduce itself abnormally.

12

Which of the following statements about fragile X syndrome is INCORRECT?
A. It causes mental deficiency.
B. It affects a gene on the X chromosome.
C. It is characterized by an excessive number of cytosine-guanine-guanine triplet-repeating sequences that disrupt gene function.
D. There is no relationship between the number of triplet repeats and the severity of the mental deficiency.
E. The diagnosis is made by DNA analysis of cells from the affected person.

D. There is no relationship between the number of triplet repeats and the severity of the mental deficiency.

13

______________ syndrome occurs in males when there is an extra X chromosome.

Kleinfelter's

14

Precancerous/Precursor condition for Leukoplakia.
A. Leukemia
B. Melanoma
C. Oral cavity squamous cell cancer
D. Cervical cancer

C. Oral cavity squamous cell cancer

15

An angioma is a:
A. benign tumor projecting from an epithelial surface B. malignant tumor of the bone
C. malignant tumor arising from epithelial cells
D. benign blood vessel tumor
E. benign tumor of cartilage

D. benign blood vessel tumor

16

Red blood cells containing no normal hemoglobin is the defect in which genetic disease?
A. cystic fibrosis
B. sickle cell trait
C. phenyketonuria
D. hemophilia
E. sickle cell disease

E. sickle cell disease

17

What is the most common method of treating a benign tumor?
A. Radiation
B. Chemo
C. Diet
D. Surgical excision

D. Surgical excision

18

Which of the following statements is correct?
A. A hormone-dependent tumor is one that produces sex hormones.
B. Adjuvant chemotherapy attempts to destroy subclinical micro metastases that have already spread from the primary tumor.
C. Mutations caused by viruses, chemicals, radiation or other agents do not disturb cell function and do not predispose to tumors.
D. Radiotherapy is always used with surgery for malignant tumors since surgical removal cannot be assured of total removal of tumor.

B. Adjuvant chemotherapy attempts to destroy subclinical micro metastases that have already spread from the primary tumor.

19

Which of the following is not a member of the cytokine family?
a. interleukin
b. tumor necrosis factor
c. T lymphocyte
d. interferon

c. T lymphocyte

20

Which of the following is NOT a common sign or symptom of pulmonary infarction?
A. pleuritic chest pain
B. pericarditis
C. dyspnea
D. bloody sputum E. cough

B. pericarditis

21

The most likely place for a thrombosis to form postoperatively is:
A. the lungs.
B. the left side of the heart.
C. the leg veins.
D. anywhere in the body.
E. the small leg arteries

C. the leg veins.

22

Which of the following does NOT cause embolisms?
A. Air
B. Fat
C. Amnionic fluid
D. Bacteria
E. Injected crushed narcotic tablets

D. Bacteria

23

The __________ test bypasses the first two phases of blood coagulation and primarily measures the level of fibrinogen in the blood.
A. partial thromboplastin
B. prothrombin time
C. thrombin time
D. bleeding time
E. fibrin

C. thrombin time

24

Which substance is most specific for detecting a recent myocardial infarction?
A. C-reactive protein
B. creatine kinase
C. troponin
D. homocysteine
E. triglycerides

C. troponin

25

Which statement about platelets is not true?
A. They plug the defect in the vessel wall.
B. They liberate chemical compounds that cause the vessel to contract.
C. They release phospholipids that initiate the process of blood coagulation D. Are removed from circulation in the spleen.
E. All of the above are true

E. All of the above are true

26

Which of the following conditions does not predispose to edema?
A. Heart failure
B. Von Willebrand's factor deficiency
C. Increased capillary permeability
D. Low plasma osmotic pressure resulting from low blood proteins
E. Lymphatic obstruction

B. Von Willebrand's factor deficiency

27

A disturbance of blood coagulation caused by a deficiency of prothrombin or related factors does NOT include which of the following?
A. Administration of anticoagulant drugs
B. Inadequate synthesis of vitamin K
C. Inadequate absorption of vitamin K
D. Severe liver disease
E. Inadequate iron intake

E. Inadequate iron intake

28

This substance is released into the blood during an acute inflammatory event
A. homocysteine
B. folic acid
C. LDL
D. CRP
E. heparin

D. CRP

29

Which molecule is probably the most atherogenic?
A. HDL
B. cholesterol
C. LDL
D. triglyceride
E. trans fat

E. trans fat

30

Which of the following substances increases the risk of thromboembolic disease?
A. Aspirin
B. Coumadin drugs
C. Oral contraceptives
D. Diet pills
E. Heparin

C. Oral contraceptives