Bio/Biochem · 3A

Nervous and endocrine systems

Content category 3A. 16 questions in 3 sets, each with reasoning for every answer choice.

Set 1 · Endocrine system

  1. Steroid vs. peptide hormone mechanismsmedium
  2. ADH: made in the hypothalamus, released by the posterior pituitarymedium
  3. Graves' disease and TSH feedbackmedium
  4. PTH vs. calcitonin in calcium balancemedium
  5. Insulin and GLUT4medium

Set 2 · Nervous system

  1. Hyperpigmentation in Addison's diseasehard
  2. Laboratory pattern in early type 2 diabeteshard
  3. Action potential repolarizationeasy
  4. Myelination and saltatory conductioneasy
  5. Acetylcholinesterase inhibitorseasy

Set 3 · Nervous system

  1. Sympathetic vs. parasympathetic effectseasy
  2. Hyperkalemia and the resting membrane potentialhard
  3. Tetrodotoxin and action potentialshard
  4. The absolute refractory periodhard
  5. What triggers the LH surgemedium
  6. hCG and the corpus luteummedium