Introduction To Endocrine Principles

Question 1

Endocrine Cell

Answer 1

• they secrete hormones to the blood

Question 2

What Are The 2 Kinds Of Endocrine Cells?

Answer 2

• nonneural endocrine cells
• neurosecretory cells

Question 3

Hormone Roles

Answer 3

• Growth
• Development
• Reproductive cycles
• Water Balance
• Nutrient Homeostasis
• Long term stress response

Question 4

Exocrine Glands

Answer 4

• Mammary
• Salivary
• Prostate
• Tear Glands
  (Have outflow tracts)

Question 5

Endocrine Glands

Answer 5

• Thyroid gland, adrenal gland, pituitary gland, etc.
• No outflow tracts
• secrete produce into extracellular space on to blood.

Question 6

Three Classes Of Hormones:

Answer 6

• Steroid Hormones (Hydrophobic)
• Peptide Hormones (Hydrophilic)
• Amine Hormones (A mix of both)

Question 7

Steroid Hormones

Answer 7

• Hydrophobic
• Characteristic 4 ring structure
• Three main classes of vertebrate steroids are built from cholesterol.

Question 8

Carrier Proteins

Answer 8

• ensure hydrophobic (water insoluble) hormones are carried through blood

Question 9

Hydrophilic Hormones

Answer 9

• Peptide Hormones
• Amine Hormones

Question 10

Peptide hormones

Answer 10

• Peptide hormones are short chains of amino acids
• derived from amino acids

Question 11

Amine Hormones

Answer 11

• Are derived from a single aromatic (ring shaped) amino acid, such as tyrosine or tryptophan.
• derived from amino acids