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BIO 669 Endocrine Disorders Exam Questions And Answers (Guaranteed A+)

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©FYNDLAY EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e BIO 669 Endocrine Disorders Exam Questions And Answers (Guaranteed A+) A decrease in hypothalamic function will actually lead to an increase in what hormone? - answerProlactin SIADH Diagnosis Criteria - answerNormal adrenal ...

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  • November 28, 2024
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  • BIO 669
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©FYNDLAY EXAM SOLUTIONS 2024/2025

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BIO 669 Endocrine Disorders Exam
Questions And Answers (Guaranteed A+)

A decrease in hypothalamic function will actually lead to an increase in what hormone? -
answer✔Prolactin

SIADH Diagnosis Criteria - answer✔Normal adrenal and thyroid function must be present in
order for a pt. to be diagnosed with SIADH

SIADH Clinical Manifestations - answer✔Dyspnea upon exertion
Wt. gain (but NO peripheral edema)
Confusion
Muscle twitching


*Symptoms associated with decreasing levels of Na+

Diabetes Insipidus Manifestations - answer✔Polyuria
Polydipsia
Diluted urine

Sheehan Syndrome - answer✔Infarct of the pituitary following postpartum period

Panhypopituitarism - answer✔Deficiency of all pituitary hormones including: ACTH, TSH, FSH,
LH, and GH

What is a common cause of hyperpituitarism? - answer✔A benign, slow-growing pituitary
adenoma

Hyperpituitarism Manifestations - answer✔Headache and fatigue
Visual changes
Hyposecretion of neighboring pituitary hormones



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, ©FYNDLAY EXAM SOLUTIONS 2024/2025

ALL RIGHTS RESERVED.
Acromegaly - answer✔Hypersecretion of growth hormone from the anterior pituitary after
puberty, leading to enlargement of extremities


Bones become thicker and wider

Giantism - answer✔A condition of overgrowth due to hyperpituitarism (increased GH) occurring
before puberty and during the growing years

Hypersecretion of Prolactin Manifestations in Females: - answer✔Amenorrhea
Galactorrhea
Hirsutism
Osteopenia


*In males, increased levels of prolactin causes hypogonadism and erectile dysfunction

Thyrotoxicosis: - answer✔Increase in HR, BP, and metabolism

Graves Disease Manifestations (Hyperthyroidism): - answer✔Pretibial myxedema: thickness in
skin, non-pitting edema in shin area
Exophthalmos (increase in pressure within the eye cavity)

Hyperthyroidism Causes: - answer✔Caused by antibodies that act like TSH


*Antibodies bind to thyroid which causes an increase in T3 and T4 which feedbacks to the
hypothalamus to decrease TSH from the anterior pituitary - yet you still have rising T4 and T3
levels

Hyperthyroidism Labs: - answer✔Increased TH
Increased T4 and T3
Decreased TSH

What can help differentiate the causes of hyperthyroidism? - answer✔A radioactive iodine scan
Hypothyroidism

Hashimoto's Disease - answer✔AKA Autoimmune Thyroiditis
Caused by autoimmune antibodies attacking the thyroid and leading to inflammation and
destruction of the gland


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