Endocrine System

Which glands are part of endocrine system?

• Parathyroid

• Occipital

• Kidney

• Liver

What is the name of the substance secreted by the endocrine glands?

• Vasoactive amines

• Chemotaxins

• Hormones

• Cytotoxins

Which mechanism is used to transport the substance produced by the endocrine glands to their target tissue?

• Lymph system

• Blood stream

• Direct seeding

• Gastrointestinal system

Which hormone is secreted by thyroid gland?

• Somatostatin

• Glucagon

• Calcitonin

• Thyroxine (T4)

Which statements about hormones and the endocrine system are accurate?

• Each hormone can bind with multiple receptor sites

• The endocrine system works independently to regulate homeostasis

• Hormones exert their effects on specific target tissues

The binding of a hormone to a specific receptor site is an example of which process?

• "Lock and key" manner

• Negative feedback mechanism

• Neuroendocrine regulation

• "Flight or fight" response

The maintenance of blood glucose level at a normal level is an example of which endocrine process?

• Negative feedback mechanism

• Positive feedback mechanism

• Stimulus-response theory

Which statement about glucagon secretion is correct?

• It exerts its primary effect on the pancreas

• It acts to increase blood glucose levels

• It is stimulated by an increase in blood glucose level