test 3: questions

Question 1

Hormones belong to several general classes. Which is NOT a general class of hormone

Answer 1

Nucleic acid

Polysaccharide

Question 2

which one does NOT serve as a second messenger for intracellular signaling

Answer 2

Sodium ion

Question 3

Growth hormone (GH) has profound metabolic effects; can

Answer 3

Enhance amino acid uptake by all tissues
Enhance fat utilization for energy
Increase insulin secretion

Question 4

Hypothyroidism is common in middle to older aged cats, choose a clinical sign you would expect to see with a hyperthyroid cat

Answer 4

ncreased heart rate
Anxiety
Weight loss
Elevated level of TSI
Increased sweating
Elevated T4 in blood

Question 5

Clinical sign you would NOT see with hyperthyroid cat

Answer 5

Constipation

Decreased HR

Question 6

Dietary iodine deficiency results in endemic goiter, what do you expect in animals with iodine deficiency

Answer 6

Elevated level of TSH in blood

Question 7

Which statement regarding thyroid hormone synthesis and secretion is FALSE

Answer 7

Iodide pump does NOT transport thiocyanate ions
TSH increases secretory activity of follicular cells but has no effect on size and number of follicular cells
Relocation to colder environment decreases the rate of TRH secretion by hypothalamus and thus conserves energy

Question 8

Hyperadrenalism (cushings) results from excess secretion of glucocorticoids. Which is NOT likely a cause of it

Answer 8

Autoimmune destruction of the adrenal cortex

LIKELY causes of above
Pituitary tumor
Ectopic ACTH secreting tumors
Adrenocortical tumors

Question 9

Physiologically, epinephrine and norepinephrine cause

Answer 9

Increased blood flow to active muscles
Increased rate of blood coagulation
Increased metabolic rate

Question 10

Which of the following hormones act as paracrine factor in the pancreas

Answer 10

Somatostatin