Hormones at Target Cell

Question 1

Permissiveness

Answer 1

One hormone can not provide its effects, so need another hormone to be present

Question 2

Synergism

Answer 2

When two hormone’s effectiveness increased which is greater then even if they add each effect

e.g- Epinephrine five MG plus glucagon 10 MG equal to 22 MG

Question 3

Circulating hormones

Answer 3

“True hormones” that act from distance that secreted the hormone

• they circulate via blood stream.

Question 4

Local hormones

Answer 4

• act Without entering the bloodstream.
• two types of local hormones

    Paracrines ( act on close by cells but not on the same cell that secreted  the hormone. 
  
   Autocrines - act on the same cell that secreted them.