Chapter 9 Flashcards
Hyperpituitarism results from an excessive production of growth hormone. Which of the following most often causes it?
a. pituitary adenoma
b. pituitary sarcoma
c. carcinoma in situ
d. ameloblastoma
a. pituitary adenoma
Hyperthyroidism in children can lead to:
a. partial anodontia
b. amelogenesis imperfecta
c. ankylosis
d. early exfoliation of the deciduous dentition and early eruption of the permanent teeth
d. early exfoliation of the deciduous dentition and early eruption of the permanent teeth.
Hypercalcemia, hypophosphatemia, and abnormal bone metabolism are characteristic of which of the following conditions?
a. hyperthyroidism
b. hypothyroidism
c. hyperparathyroidism
d. hyperpituitarism
c. hyperparathyroidism
All of the following are typically acute metabolic complications of uncontrolled diabetes mellitus except one. Which one is the exception?
a. electrolyte depletion
b. myocardial infarction
c. polyphagia
d. polydipsia
b. myocardial infarction
Polydipsia, polyuria, and polyphagia are all typically characteristic of which of the following?
a. hyperparathyroidism
b. hyperthyroidism
c. type I diabetes mellitus
d. addison disease
c. type I diabetes melitus
Which of the following is not true of type II diabetes mellitus?
a. those with it have increased insulin resistance
b. it typically occurs at 40 yrs or older
c. it represents approx. 3% of primary diabetes cases
d. glucose control can be achieved without daily insulin injections
c. it represents approx. 3 % of primary diabetes cases
Which of the following oral complications is not typically assoc. with diabetes mellitus?
a. candidiasis
b. xerostomia
c. periodontal bone loss
d. excessive bleeding
d. excessive bleeding
Which one of the following is false concerning Addison disease?
a. it is also known as primary adrenal cortical insufficiency
b. there may be bronzing of the skin
c. it may be caused by a malignant tumor that destroys the adrenal gland
d. the patient may experience pathologic fracture
d. the patient may experience pathologic fracture
Which of the following statements is false regarding diabetes mellitus?
a. candidiasis may be indicative of compromised immunity in a patient with diabetes
b. rigorous control of blood glucose may delay progression of coronary artery disease
c. microvascular disease typically affects eyes, kidneys, and nerves
d. diabetes mellitus is a syndrome
b. rigorous control of blood glucose may delay progression of coronary artery disease
Which one of the following is not a cause of iron deficiency anemia?
a. chronic blood loss
b. deficiency of iron intake
c. increased requirement for iron
d. normal bone marrow function
d. normal bone marrow function
Thalassemia major is:
a. caused by a nutritional deficiency
b. the same a celiac sprue
c. an autoimmune condition
d. assoc. with a severe hemolytic anemia
d. assoc. with a severe hemolytic anemia
Achlorhydria, failure to absorb vit B12 and megaloblastic anemia are characteristic features of which of the following?
a. pernicious anemia
b. thalassemia
c. sickle cell anemia
d. thrombocytopenic purpura
a. pernicious anemia
Which one of the following is not a characteristic of sickle cell anemia?
a. it is an inherited blood disorder found predominantly in blacks
b. it occurs as a result of an abnormal type of hemoglobin and decreased oxygen in the red blood cells
c. the individual with sickle cell anemia can experience weakness, fatigue, and joint pain
d. red blood cells are circular in shape
d. red blood cells are circular in shape
Which of the following is characterized by a decrease in platelets?
a. celiac disease
b. thrombocytopenia
c. thalassemia
d. Plummer-Vinson syndrome
b. thrombocytopenia
Secondary aplastic anemia can be caused by:
a. chemotherapy
b. dental radiographs
c. genetic disorder
d. autoimmune factor
a. chemotherapy
Which of the following is characterized by an abnormal increase in circulating red blood cells?
a. leukopenia
b. polydipsia
c. thrombocytopenia
d. polycythemia
d. polycythemia
Leukopenia most often involves which cell type?
a. eosinophils
b. neutrophils
c. basophils
d. erythrocytes
b. neutrophils
If a patient’s WBC count is 1000 cells/microliter, the patient has:
a. leukopenia
b. thrombocytopenia
c. hemophilia
d. cyclic neutropenia
a. leuoipenia
Excessive numbers of abnormal WBCs are characteristic of:
a. agranulocytosis
b. leukopenia
c. cyclic neutropenia
d. leukemia
d. leukemia
Normal bleeding time is usually between”
a. 1 and 6 min
b. 2 and 3 min
c. 15 and 45 min
d. 10 and 15 min
a. 1 and 6 min
The normal prothrombin time is: a. 2 to 5 min b. 11 to 16 secs c. 10 to 15 min d. 1 to 6 secs
b. 11 to 16 secs
The International Normalized Ratio is all of the following except one. Which one is the exception?
a. an expression of the ratio of prothrombin time to thromboplastin activity
b. more accurate than the prothrombin time because it is standardized from laboratory to laboratory
c. a test used to determine the patient’s ability to form a clot
d. a test used to assess the patient’s platelet number
d. a test to assess the patient’s platelet number
Which of the following is the normal INR range for an individual not on warfarin?
a. 0.8 to 12.0
b. 3.0 to 4.0
c. 0.8 to 1.1
d. 5.0 to 6.0
c. 0.8 to 1.1
Symptoms of leukemia can be similar to those found in:
a. hepatitis
b. amelogenesis imperfecta
c. nonthrombocytopenic purpura
d. infectious mononucleosis
d. infectious mononucleosis
