Exam 6: The Endocrine Glands

Match the hormone abnormalities, labelled a. through n., with the symptoms listed. (Options may be used more than once or not at all.) -female masculinization; hirsutism

The most abundant form of thyroid hormone secreted is _____________________, yet _____________________ is the most potent thyroid hormone.

Using the letter code, indicate the effect each item on the left side of the blank has on the secretion rate of the hormone on the right side of the blank.(Options may be used more than once or not at all.) A)increases B)decreases C)has little or no effect on Increased TSH _____ thyroid hormone Increased TRH _____ TSH Increased thyroid hormone _____ TSH Decreased iodine in the diet _____ thyroid hormone Increased ACTH _____ aldosterone Increased ACTH _____ cortisol Stress _____ cortisol Stress _____ epinephrine Increased renin-angiotensin _____ aldosterone Increased plasma K⁺ _____ aldosterone Increased blood glucose _____ insulin Increased blood glucose _____ glucagon Increased plasma Ca²⁺ _____ parathyroid hormone Increased plasma Ca²⁺ _____ calcitonin Increased TSH _____ calcitonin Increased plasma PO₄³⁻ _____ parathyroid hormone

Which of these conditions is NOT a characteristic of diabetes mellitus

Which of these states does NOT occur with untreated diabetes mellitus

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.) -cortisol

Protein-bound Ca²⁺ is the form of calcium that is important in neuromuscular excitability.

One atom of I attached to tyrosine yields _____________________, whereas the addition of two I atoms to tyrosine forms _____________________.

Epinephrine is more potent than norepinephrine at beta-2 adrenergic receptors.

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.) -vitamin D

Which of the following is NOT seen in Addison's disease

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.) -insulin

The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca²⁺ absorption.

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.) -glucagon

Triiodothyronine and tetraiodothyronine are produced by the C-cells of the thyroid gland.

Which of these statements does NOT characterize the postabsorptive state

What is the most abundant and physiologically important adrenal sex hormone

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.) -responsible for the female sex drive

Which of these statements does NOT apply to gluconeogenesis

What happens to most of the secreted T₄