9.3 Chemical Control In Mammals

Question 1

Relationship between hypothalamus and pituitary

Answer 1

Hypothalamus releases hormones to regulate function of pituitary

Question 2

What are hormones

Answer 2

Chemical messengers
Released by endocrine glands
Into the blood
One or more tissue type in the body which are targets

Question 3

Endocrine glands

Answer 3

Duct-less
Secrete hormones to blood
Only tissues with complementary receptors did that hormone are effected

Question 4

Exocrine gland

Answer 4

Non hormonal
With duct so secretion occurs at another place
Present through the body - carrying products straight to target cell
E.g. mammary glands, sweat glands

Question 5

Is pancreas endo or exocrine

Answer 5

Both
Depending on role