The Endocrine System

Name: ______________________   Date: ____________

Write the missing letters on the lines to finish each word.

1.
d n
2.
n i
3.
n c e
The secretion of an ___ gland that is transmitted by the blood to the tissue on which it has
4.
o e
5.
f c
A mathematical relation such that each element of a given set is associated with an element
6.
d
Any of various organs that synthesize substances needed by the body and release it through ducts
7.
o o
The secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has (plural)
8.
n u
Hormone secreted by the isles of Langerhans in the pancreas
9.
l
10.
o r
A government agency or instrument devoted to the performance of some specific function (plural)
11.
o v
The organ that bears the ovules of a flower (plural)
12.
c r
A large elongated exocrine gland located behind the stomach
13.
a h r
14.
i t r
The master gland of the endocrine system
15.
s r o
16.
r o e e
A steroid hormone produced in the ovary
17.
s e
Instrumentality that combines interrelated interacting artifacts designed to work as a coherent
18.
s t l
19.
h m
A ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing
20.
y i
Located near the base of the neck