Endocrine Glands And Hormones

Question 1

Endocrine Gland role

Answer 1

Endocrine glands release chemical substances directly into the bloodstream or tissues of the body.

(The chemical substances released by the endocrine glands are generally known as hormones)

Question 2

Exocrine

Answer 2

Exocrine glands release chemical substances through ducts to outside the body or onto another surface within the body

Question 3

Three classes of hormones

Answer 3

• steroid based
• peptide based
• amine based

Question 4

Hypothalamus

Answer 4

The hypothalamus is a region at the base of the brain that links the nervous system to the endocrine system via its connection to the pituitary gland. It helps control the release of hormones from other endocrine glands.

Helps regulate:

• Body temperature
• Hunger
• Thirst
• Sleep

Question 5

Growth Hormone

1. type of hormone?
2. released from?
3. Function?

Answer 5

1. Peptide hormone
2. Released from anterior pituitary gland
3. • stimulates cells to grow and divide
   • Makes long bones increase in length
   • increases muscle mass
   • Growth hormone is released during deep sleep repair of body tissues
   • Many secondary roles

Question 6

Thyroxin (Thyroid Hormone)

Answer 6

The primary role of thyroxin is to increase the basal metabolic rate (amount of energy the body uses at rest)

Question 7

Diabetes

Answer 7

Diabetes mellitus is a metabolic disorder that results from a high blood glucose concentration over a prolonged period