Thyroid Disease Flashcards
three levels of the endocrine system
central control
target glands
target tissue
what makes up the endocrine control system
hypothalamus
pituitary gland
normal thyroid glands are not ______
palpable
what does the thyroid gland control
metabolic processes
what kind of thyroid cells produce calcitonin
parafollicular
Calcitonin ______ bone calcium deposits to ______ blood calcium levels
increases
decreases
One of most common endocrine disorders in dogs
hypothyroidism
three clinical signs for hypothyroidism that should accompany low thyroid levels in blood work
w_____ g____ w____ d____ i_____
a______
l_______
weight gain without diet increase
bilateral symmetrical alopecia
laziness
treatment for hypothyroidism
thyroid hormone supplement
Most common endocrinopathy affecting cats older than 5 years of age
hyperthyroidism
what is hyperthyroidism in cat rarely associated with
thyroid carcinoma
six clinical signs of hyperthyroidism
w_____ l_____
p_____
t_____ h_____
a______ b______
p_____ t______
r_____ d_____ and b______
weight loss
polyphagia
tachycardia hypertension
aggressive behavior
palpable thyroids
retinal detachment and blindness
three treatment options for hyperthyroidism
methimazole - lifelong
surgery to remove thyroid (leave parathyroid glands!)
radioactive iodine (** gold standard)
why would hyperthyroidism occur in dogs
tumor on thyroid gland
