Nervous System

Name: ______________________   Date: ____________

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

1.
R O S S
The sensory and control apparatus consisting of a network of nerve cells
2.
N R
A cell that is specialized to conduct nerve impulses
3.
E E
Any bundle of ___ fibers running to various organs and tissues of the body (plural)
4.
R Y E E
5.
O R N
6.
R E
An automatic instinctive unlearned reaction to a stimulus
7.
I
Plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three
8.
P
The opening in the center of the iris that lets light into the eye.
9.
E
Curved glass that bends light in glasses and cameras
10.
I C N
The cranial ___ that serves the retina
11.
R A N
A distinctive emotional aura experienced instinctively
12.
T R
The part of the ___ visible externally
13.
E L
Either of the passages in the outer ___ from the auricle to the tympanic membrane
14.
E D
The membrane in the ear that vibrates to sound
15.
T T U
16.
E
A dish served as the last course of a meal
17.
U
The taste experience when vinegar or lemon juice is taken into the mouth
18.
L
One of the four basic taste sensations
19.
E R
English term for a dry sharp-tasting ale with strong flavor of hops
20.
L X
A cartilaginous structure at the top of the trachea
21.
O O D
22.
A E
A bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
23.
L C
Liquid in drinks like beer and wine that adults sometimes have
24.
R
That part of the central nervous system that includes all the higher nervous centers