endocrine system

Question 1

What is the main funtion of the endocrine system?

Answer 1

-metabolism
- growth and development
- sexual funtion and reproduction
- heart rate
- sleeping cycle
- body tempreture

Question 2

What are some of the similarities with the nervous and endocrine system?

Answer 2

• small quantities
• regulate other cells and tissues
• act through receptors

Question 3

what are the 4 diffrent types of humoural communications?

Answer 3

endocrine- from gland via blood
neurocrine- via axonal transport and then via blood
paracrine- neighboring cells of diffrent types
Autocrine- neighboring cells of the same type

Question 4

What are the main funtions of the Hypothalimus?

Answer 4

• maintain chemical and tempreture homeostasis
• funtions with the limbic system
• controls the release of hormones from the anterior and posterior pitary

Question 5

What is Thyroxine and what are its main funtions?

Answer 5

• thyroxine controls how much energy your body uses( the metabolic rate)
• it has physilogical effects such as increased BMR and accelerates protien synthsis

Question 6

What is calcitonin?

Answer 6

• it is a hormone that helps regulate the calcuim levels in your blood by decreasing it.

Question 7

What is the adrenal medulla?

Answer 7

• it is the inner part of the adrenal gland and its main purpose is to control the horomnes that intiate the flight or fight responce.

Question 8

What are 4 main funtions of the adrenal medulla?

Answer 8

• increase in the rate and strength of the heartbeat which leads to increased BP
• rise in blood sugar
• pupils dialte
• clotting time of blood is reduced

Question 9

What is Thymosins and what do they do in the endocrine system?

Answer 9

• a peptide hormone that is produced by the thymus gland and makes T cells which are invloved in immune respopnces. they affect the production of T Lymphnotes( white blood cells)
• it is also required for maturation of T and B cells