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Fiser ABSITE Review Adrenal Questions and Answers

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Blood supply to superior adrenal gland?  :-- Inferior phrenic artery Bloody supply to middle adrenal gland?  :-- aorta Bloody supply to inferior adrenal gland?  :-- Renal artery Left adrenal vein drains into?  :-- Left Renal vein Right adrenal vein drains into?  :-- Inferior...

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  • August 29, 2024
  • 26
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Fiser ABSITE
  • Fiser ABSITE
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Apluss
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Elscores: Aug. 27, 24- 2024/2025

Fiser ABSITE Review Adrenal Questions
and Answers
Blood supply to superior adrenal gland?


 :-- Inferior phrenic artery




Bloody supply to middle adrenal gland?


 :-- aorta




Bloody supply to inferior adrenal gland?


 :-- Renal artery




Left adrenal vein drains into?


 :-- Left Renal vein




Right adrenal vein drains into?


 :-- Inferior vena cava




Nerve innervation for adrenal cortex?


 :-- None




Nerve innervation for adrenal medulla?




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, 2
Elscores: Aug. 27, 24- 2024/2025

 :-- Sympathetic Splanchnic nerves-arise from sympathetic trunk in the thorax and travel

inferiorly to provide sympathetic innervation to the abdomen. Has preganglionic

sympathetic and affernet fibers, travels through diaphragm into abdominal cavity and

synapses on celiac ganglia they modulate enteric nervous system of foregut and innervate

adrenal medulla to release catecholamines (NE, Epi, dopamine- all derived from

tyrosine) NE and Epi for fight or flight response




Lymphatics of adrenal gland drain to?


 :-- Subdiaphragmatic and renal lymph nodes




Cortisol effects on the body?


 :-- Increases vascular tone and resistance, inotropic (increasing heart muscle

contraction), chronotropic (increasing heart rate), proteolysis, gluconeogenesis,

glycogenolysis increasing BG, suppresses the immune system and decreases

inflammation.




What is cortisol and where and when is it released from?


 :-- Steroid hormone produced in the zona fasiculata of the adrenal cortex of the adrenal

gland. It is released in response to stress and low blood glucose concentrations




Hypothalamus, pituitary and adrenal axis causing cortisol release?




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, 3
Elscores: Aug. 27, 24- 2024/2025

 :-- CRH is released from hypothalamus, causes release of ACTH from anterior pituitary

which causes cortisol release from adrenal cortex. Cortisol has negative feedback on

hypothalamus inhibiting CRH release




What % of asymptomatic adrenal mass are found on CT as incidentaloma?


 :-- 1%-2& of which 5% are metastases




2 common causes of asymptomatic adrenal mass?


 :-- Benign adenoma or metastasis




Common metastases TO adrenals?


 :-- #1. Lung cancer

2. Breast cancer

3. melanoma

4. Renal cancer




4 diagnostic steps for asymptomatic adrenal mass?


 :-- Need to figure out if functioning tumor BEFORE biopsy or surgery.

1. Urine metanephrines/VMA/catecholamines

2.Urine hydroxycortisone

3. Serum K+ and plasma levels of renin and aldosterone




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