Circulatory System

Name: ______________________ Date: ____________

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

c a i o n

Movement through a ___

h e

Organ that pumps blood around the body

a t e e

A blood vessel that carries blood from the heart to the body (plural)

c p a r

Any of the minute blood vessels connecting arterioles with venules

v e

A blood vessel that carries blood from the capillaries toward the heart (plural)

b t

A regular route for a sentry or policeman

b l

Red liquid pumped around the body by the heart

p l a

A fourth state of matter distinct from solid or liquid or gas and present in stars and fusion

v l s

A structure in a hollow organ with a flap to insure one-way flow of fluid through it (plural)

10.

c d a

Of or relating to the heart

11.

c e

Tiniest unit of living things (plural)

12.

a r i

Any chamber that is connected to other chambers or passageways

13.

v s e

A tube in which a body fluid circulates