Science test

Question 1

The _____ are the main organs of the respiratory system

Answer 1

lungs

Question 2

Membranes that line the nose secrete a thick sticky substance called ______

Answer 2

mucas

Question 3

The _______ leads down ward to the esophagus and the larynx.

Answer 3

Pharynx

Question 4

at the back of the mouth and nose is the part of the throat called the

Answer 4

pharynx

Question 5

The _______ is an elastic tube that is located posterior to (behind) the larynx.

Answer 5

esophagus

Question 6

The ______ is a boxlike structure composed of several ieces of cartilage.

Answer 6

Larynx

Question 7

The _____ keeps food from going up into the nasal cavity when you swallow

Answer 7

uvula

Question 8

The space between these folds is called the

Answer 8

glottis

Question 9

The ______ is an open tube made of a series of cartilage rings.

Answer 9

trachea

Question 10

The trachea branches to form two similar but smaller air passages called the

Answer 10

bronchi

Question 11

The air passing through the bronchiles finally enters microscopic sacs called

Answer 11

alveoli

Question 12

The _______ is a domeshaped muscle that attaches to teh lower rubs the backbone and the sternum.

Answer 12

diaphragm

Question 13

______ is an enfection that causes the alveoli to become inflamed and fill with fluid

Answer 13

pneumonia

Question 14

________ is a bacterial infection that results in clumps of damaged lung tissue

Answer 14

tuberculosis

Question 15

________ is a lung disease that is often associated with smoking

Answer 15

emphysema

Question 16

_______________ ____ a lun collapses when the alveoli lose most of their air

Answer 16

collapsed lung

Question 17

The bodys process of taking food apart is

Answer 17

digestion

Question 18

The process of building living tussues from the digested foods is

Answer 18

assimilation

Question 19

_________ ________ involves chemically breaking down the food into soluble substances that the body can use

Answer 19

mechanical digestion

Question 20

________ ______ ivolves chemically breaking down the food into soluble substances that the body can use…..

Answer 20

chemical digestion

Question 21

The ________ ____ runs from the mouth to the anus

Answer 21

alimentary canal

Question 22

_______ us a type of muscular contraction

Answer 22

peristalisis

Question 23

The ________ are the eight teeth in the front of the mouth.

Answer 23

incisors

Question 24

the next tooth toward the back of the mout is the ______

Answer 24

canines

Question 25

around the mouth are three pair of _________ ______ these glands produce slaiva

Answer 25

salivary glands

Question 26

the mixture of food enzymbes and acid becomes a semiliquid called

Answer 26

chyme

Question 27

the stomach gently squirts small amounts of chume through a valve and into the

Answer 27

small intestine

Question 28

The inner suface of teh small intesiten has many folds lined with microscopic fingerlike structures called

Answer 28

villi

Question 29

At the end of the small intestine the remaining undigested foods and fluids enter the

Answer 29

large intesitne

Question 30

the _____ performs more than 500 functions including bile

Answer 30

liver

Question 31

The _____ produces several enzymes used in the digestion of proteins

Answer 31

pancreas

Question 32

Most of the _________ we eat are sugars or starches

Answer 32

carbohydrates q

Question 33

these are made up of amino acids

Answer 33

proteins

Question 34

____ are the fats and oils in foods.

Answer 34

lipids

Question 35

The ______ ___ _________ of carbohydrates begins in the mouth.

Answer 35

digestion of carbohydrates

Question 36

The _________ __ ______ starts in the stomach

Answer 36

digestion of proteins

Question 37

_________________ __ ______ of lipids starts in the small intestine

Answer 37

digestion of lipids

Question 38

trachea alveoli bronchi

Answer 38

trachea alveoli bronchi