Exam 2

Question 1

FFA are use predominate by _______ tissues as they undergo ________ & conversion into ketone bodies (eg, B-hydroxybutyrate)

Answer 1

skeletal muscle & liver ; Beta oxidation

Question 2

Principal target tissues for glucagon are _______ & ______.

Answer 2

liver ; adipose tissue

Question 3

regulated by the balance b/w the effects of glucagon & insulin at their target organs.

Answer 3

Ketogenesis

Question 4

Secretes digestive juices into the duodenum

Answer 4

Acinin

Question 5

What secretes insulin and glucagon directly into the blood?

Answer 5

Islets of langerhans

Question 6

Which organ is exposed to the the highest concentrations of pancreatic hormones before they reach the systemic circulation?

Answer 6

the liver

Question 7

___________ stimulation increases glucagon release.

Answer 7

Vagal

Question 8

Which hormone stimulates activation of HSL, resulting in the liberation of FFA into the circulation (lipolysis)?

Answer 8

glucagon

Question 9

The vagal nerve inhibits large levels of _______ & _________ insulin secretion.

Answer 9

basal ; glucose-stimulated

Question 10

_________________ stimulates glucagon & secretion.

Answer 10

Vagus nerve

Question 11

Secreted by the alpha cells

Answer 11

glucagon

Question 12

Secreted by the beta cells

Answer 12

insulin

Question 13

secreted by the delta cells

Answer 13

Somatostatin

Question 14

Which cells make up the islet of langerhans?

Answer 14

alpha, beta, and delta

Question 15

Location of acinin cells

Answer 15

outside

Question 16

location of islet of langerhans

Answer 16

inside

Question 17

______________ from the ____________ drains into the hepatic portal vein.

Answer 17

Venous blood ; pancreas

Question 18

______________ stimulates the release of ___________ via B-2 adrenergic mechanism.

Answer 18

Epinephrine ; glucagon