END - CP Flashcards
Attaching to a poly-immunoglobulin receptor, secretory IgA finds its way into the lumens of glands via:
a. Transcytosis
b. Phagocytosis
c. Osmosis
d. Degranulation
a. Transcytosis
True regarding Phosphorus:
a. Is normally unavailable in the diet
b. None of the given statements are true
c. Is excreted mainly in the proximal collecting tubules
d. Is mostly absorbed in the stomach by osmosis
c. Is excreted mainly in the proximal collecting tubules
- A man with a diagnosed parathyroid adenoma consults you concerning x-ray results. There seem to be lots of deposits of dense material in his lungs and soft tissues. Given his condition, these dense materials may likely be:
a. Due to very high calcium levels in the blood
b. Granulomas formed by an immunologic process
C. Metastatic cancer
d. Solidified mucus deposits
a. Due to very high calcium levels in the blood
- Which of the ff is true regarding Addison’s disease?
a. Due to a hypersecreting tumor
b. Can be due to autoimmune destruction (a majority is) but can also be due to other causes
c. Can not be related to other organ specific autoimmune disorders
d. NOTA
b. Can be due to autoimmune destruction (a majority is) but can also be due to other causes
- The physiologically active form of calcium:
a. Comprises around 10% of the total serum calcium in the body
b. Is bound to plasma proteins
c. Is bound to anions
d. Is the free or ionized form
d. Is the free or ionized form
- You do a skin prick test on a patient with a suspected allergy to hayseed. After a few minutes, a wheal and flare reaction appears on the skin. Which of the following is true?
a. If the reaction measures 1mm, this is considered positive
b. Measuring the wheal and flare increases reproducibility
c. This test must be conducted with a positive and negative control
d. Recording the exact reaction size is not necessary
c. This test must be conducted with a positive and negative control
9
52 year old asian female consults at your clinic, with a chief complaint of diffuse bone pain over the past several years after menopause. Any weight-bearing activity causes her severe discomfort. She admits to eating a vitamin-poor diet. Lately the patient experiences severe back pain and inability to do simple chores such as lifting grocery bags and her grandchild without pain, PE shows guarding and tenderness in the cervical, thoracic, and lumbar spine with limited range of motion. There is also noticeable guarding with some limitation of movement at the cervical spine area. What is a defining characteristic of this illness?
a. PTH dysfunction
b. Paramyxovirus-related dysfunction of osteoclast
c. Microarchitectural deterioration of bone tissue
d. “softening” of the bones due to lack of mineralization
c. Microarchitectural deterioration of bone tissue
- Involved in the creation of protective barriers, the predominant immunoglobulin in secretion is:
a. IgA
b. IgG
c. IgM
d. IgE
a. IgA
- A patient is highly suspected to have an allergy, but his skin prick test is negative. What could be the cause of this?
a. The allergen concentration is too high
b. There are impurities that cause an allergic reaction
c. The patient may be taking drugs that blunt the immune response
d. There is nothing wrong, do serum IgE immediately
c. The patient may be taking drugs that blunt the immune response
- Cancellous bone has the following functions:
a. Houses the structures needed for the creation of blood elements
b. All of the given statements are true
c. Responsible for around half of bone turnover
d. Provides a large surface area for mineral exchange
b. All of the given statements are true
- In an intradermal test (IDT) for allergens:
a. None of the given choices are true
b. Can be prevented with 50% glycerine
c. The preparation has the same concentration as that used for skin tests
d. Allergen preparations can be stored at room temperatures
a. None of the given choices are true
- What is the action of calcitonin in the bone?
a. blocks osteoblasts > less bone buildup →> more calcium in serum
b. blocks osteoclasts -> less bone resorption -> less calcium in serum
c. blocks osteoblasts -> more bone buildup -> less calcium in serum
d. blocks osteoclasts > more bone resorption - > more calcium in serum
a. blocks osteoblasts > less bone buildup →> more calcium in serum
- The most abundant immunoglobulin in the serum:
a. IgE
b. IgM
c. IgG
d. IgA
c. IgG
- The reference method for calcium determination is
a. Atomic absorption spectrophotometry
b. Gas chromatography (non-tandem)
c. Indirect potentiometry
d. GC-MS (Gas chromatography- mass spectrophotometry)
a. Atomic absorption spectrophotometry
- Which of the following is true regarding organ specific autoimmune disease
a. AOTA
b. Damage to target cells is usually done via endotoxins
c. The target antigen is generalized in different organs, so there is usually a systemic response
d. Aside from destruction of target organ cells, antibodies can overstimulate target cells as well
d. Aside from destruction of target organ cells, antibodies can overstimulate target cells as well
- When measuring for serum calcium, aside from a serum separator or lithium tube, one can use this type of vial for blood extraction:
a. Red Top
b. Blue Top
c. Gray Top
d. Violet Top
a. Red Top
- The nasal provocation test:
a. None of the given choices are true
b. Should be done as a first line test for all allergic patients
c. Is non-invasive
d. Is an example of an In Vitro test
c. Is non-invasive
- Antibodies are made up of:
a. 3 heavy chains and 1 light chain
b. 2 light chains, a hinge region, one medium chain, and one heavy chain
c. 2 light chains and 2 heavy chains
d. 4 light chains
c. 2 light chains and 2 heavy chains
- The specific term for Hypercortisolism due to an ACTH-secreting pituitary adenoma is
a. Cushing’s Disease
b. Cushing’s Syndrome
c. Conn Syndrome
d. MENZA
a. Cushing’s Disease
- What can be expected in a patient with adrenal crisis?
a. vomiting and/or diarrhea
b. Confusion
c. All of the above
d. Severe weakness
c. All of the above
- True regarding Autoimmune Hemolytic Anemia:
a. All of the above
b. May be induced by drugs
c. Autoantibodies against RBCs are formed
d. Leads to lysis of RBCs
a. All of the above
- True regarding Hashimoto Thyroiditis
a. Occurs more in women
b. Characterized by a delayed type hypersensitivity response
c. Ultimately leads to decreased thyroid function
d. All of the above
d. All of the above
- A patient taking lithium for symptoms of bipolar type I can develop what?
a. Hypercortisolism
b. SIADH
c. Hypothyroidism
d. Hyperprolactinemia
c. Hypothyroidism
- Goodpasture syndrome involves which of the following? (select all the correct answers)
a. Anti - glomerular basement membrane
b. Pulmonary hemorrhage
c. Low amounts of urea in the serum
d. Rapidly progressive glomerulonephritis
b. Pulmonary hemorrhage
- Which of the following is true regarding Grave’s Disease?
a. All of the above
b. Mediated by destruction and loss of function of thyrocytes
c. Patient’s present with heat intolerance among other symptoms
d. Granuloma formation is mandatory for the diagnosis
c. Patient’s present with heat intolerance among other symptoms
- Of the IgG types, ____ is the most effective complement activator
a. IgG4
b. IgG2
c. IgG3
d. IgG1
c. IgG3
- Which of the following statements correctly describe the action of PTH?
a. PTH acts on the bone to decrease serum calcium concentration
b. PTH acts on the liver to create enzymes that cleave protein-bound calcium
c. In the context of a low serum calcium, PTH acts on the kidney to increase calcium reabsorption
d. In the context of a high serum calcium, PTH stimulates RANKL to increase bone resorption
c. In the context of a low serum calcium, PTH acts on the kidney to increase calcium reabsorption
- An X-linked receptor defect is one of the most common congenital causes of Nephrogenic Diabetes
Insipidus.
a. True
b. False
a. True
- In what conditions can conventional Calcium measurements be inaccurate, necessitating a correction?
a. Nephrotic Syndrome
b. Liver Disease
c. All of the above
d. Chronic Lymphocytic Leukemia
c. All of the above
- Which of the following is NOT used to measure phosphorus?
a. Reacting phosphorus to create a picrate solution
b. Indirect Potentiometry
c. Reacting phosphorus to create a phosphomolybdate complex
d. Atomic Absorption Spectrophotometry
a. Reacting phosphorus to create a picrate solution
- True regarding Pernicious Anemia
a. Low RBC count due to autoimmune lysis of RBCs
b. Can be due to an autoimmune attack of gastric epithelium
c. Due to a deficiency of Thiamine
d. All of the above
b. Can be due to an autoimmune attack of gastric epithelium
- The resorption of bone is primarily due to the action of osteoclasts. What is the expected serum calcium level in conditions with extremely high osteoclast activity?
a. High
b. Normal
C. Low
a. High
- When a person is first infected with something, the primary Immunoglobulin in this initial response is:
a. IgG
b. IgM
с. IgA
d. IgE
b. IgM
- Most of the calcium in the human body is contained in the:
a. Skeleton
b. Liver
C. Serum
d. Skin
a. Skeleton
- This IgG type CANNOT cross the placenta:
a. IgG4
b. IgG2
c. IgG3
d. IgG1
b. IgG2
- When and under what circumstances is it best to measure phosphorus in a patient?
a. During the afternoon, before dinner
b. In the evening, after dinner
c. Any time of the day is optimal
d. During a fasting specimen in the morning
a. During the afternoon, before dinner
- You are consulted by a young patient diagnosed with Type 1 Diabetes Mellitus. Which of the following applies to her condition?
a. None of the above
b. Patients with her condition are always obese
c. People with her condition usually present at an elderly age
d. All of the above
e. Infiltration of the pancreas by massive amounts of primarily B lymphocytes
e. Infiltration of the pancreas by massive amounts of primarily B lymphocytes
- In Myasthenia Gravis which of the following is true?
a. The disease can be treated in a number of different ways
b. AOTA
c. Mediated by antibodies blocking acetylcholine receptors
d. Manifests as progressive weakness
c. Mediated by antibodies blocking acetylcholine receptors
- After eating a meal, a man develops hives all over the body, and has difficulty breathing. The mechanism behind this particular reaction is mediated by:
a. IgG
b. IgE
c. IgM
d. IgA
b. IgE
- The following statements about diabetes are true
A. After testing for FBS, no further confirmatory test is needed
B. Wildly varying random glucose levels throughout the day is a worrisome issue
C. DKA is not an emergency and most cases are managed at home
D. Hypoglycemic symptoms with a plasma glucose level of ≤ 50 mg/dL (2.8 mmol/L) in an individual who is not receiving medications for diabetes is not a concern.
B. Wildly varying random glucose levels throughout the day is a worrisome issue