26 Questions
Which hormone excess secretion is associated with type I diabetes like metabolic disturbance?
PL
Which of the following is NOT a true statement concerning the thyroid parafollicular cells?
Secret a physiological antagonist to parathyroid
What is the major stimulus for aldosterone synthase?
Increase K+ in blood
What is the function of peristalsis in the small intestine?
Involves contraction of circular smooth muscle behind the food bolus and relaxation of circular smooth muscle in front of the bolus
Which of the following is not true about the Neck of Pancreas?
It is a site for the storage of bile.
In which of the following divisional stages is the oocyte in the picture?
Metaphase, meiosis I
Which of the following is true of podocytes?
Instrumental in contraction of glomerular capillaries
Which of the following structures is primarily responsible for the symptoms experienced by the 42-year-old female in the ER?
The organ that develops from an endodermal outgrowth from the foregut
What would most likely be seen in primary hyperthyroidism?
High T3, T4 and low TSH
What does relaxation of circular and longitudinal smooth muscle simultaneously throughout the small intestine involve?
Segmentation
Additional folds of peritoneum connect the liver to all of the following, except:
The diaphragm (hepatoduodenal ligament)
What is the correct diagnosis for the patient in the first scenario?
Metabolic acidosis
Which of the following responses would also be expected to occur in the patient in the second scenario?
Increased ratio of H2PO4– to HPO4–2 in urine
What is the major consequence of successful treatment with cimetidine for a duodenal ulcer?
Decreased gastric acid secretion
What effect do decreased blood [K+] and a normal anion gap have in the first scenario?
Suggest metabolic alkalosis
Which of the following is the site of Na+–bile acid cotransport?
Ileum
A patient with Zollinger–Ellison syndrome would be expected to have which of the following changes?
Peptic ulcer disease
The kidneys are:
Retroperitoneal and exocrine
Which type of epithelium lines the prostatic urethra?
Stratified squamous
Blood levels of which of the following substances is decreased in Graves’ disease?
Thyroxine (T4)
The basis for cimetidine’s inhibition of gastric H+ secretion is that it:
Blocks H2 receptors on parietal cells
Inhibin, a hormone that inhibits synthesis and release of FSH, is secreted by:
Sertoli cells
A 46-year-old woman has hirsutism, hyperglycemia, obesity, muscle wasting, and increased circulating levels of adrenocorticotropic hormone (ACTH). The most likely cause of her symptoms is:
Primary overproduction of ACTH (Cushing’s disease)
Which one of the following does not occur during swallowing?
The vestibular folds move medially
A 41-year-old woman has hypocalcemia, hyperphosphatemia, and decreased urinary phosphate excretion. Injection of parathyroid hormone (PTH) causes an increase in urinary cyclic adenosine monophosphate (cAMP). The most likely diagnosis is:
Primary hyperparathyroidism
Propylthiouracil can be used to reduce the synthesis of thyroid hormones in hyperthyroidism because it inhibits oxidation of:
Thyroxine (T4)
Test your knowledge of endocrine system hormones and cells with this quiz. Questions cover topics such as hormone secretion, thyroid parafollicular cells, and metabolic disturbances related to hormone excess.
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