Xtra Vocab

Question 1

True or False:

The cardiovascular system does not interact with any other bodysystem.

Answer 1

False

Question 2

True or False:

Smoking cigarettes can lead to lung disease.

Answer 2

True

Question 3

True or False:

The respiratory system gets rid of carbon dioxide from the body.

Answer 3

True

Question 4

True or False:

Air is carried through blood vessels.

Answer 4

True

Question 5

What is the name of the organ, shown here, that makes the “lub-dub” sound in your chest?

Answer 5

Heart

Question 6

What is the “windpipe” called?

Answer 6

Trachea

Question 7

What is the throat called?

Answer 7

Pharynx

Question 8

What is the part of the throat that holds the vocal cords?

Answer 8

Larynx

Question 9

What are the two branches of the Trachea called?

Answer 9

Bronchi (singular, Bronchus)

those branch out into smaller tubes called bronchioles

Question 10

What are the tiny sacs in the bronchioles?

Answer 10

Alveoli (singular, alveolus)

Question 11

The ______ remove waste from the blood.

Answer 11

Kidneys

Question 12

Hormones have specific actions by attaching to _____ on target cells.

Answer 12

Receptors

Question 13

Nerve cells called ________ carry electrical messages called __________.

Answer 13

Neurons; Impulses

Question 14

______ is made up of the brain and the spinal cord.

Answer 14

CNS (Central Nervous System)

Question 15

What is Passive?

Answer 15

Cannot act without being acted upon; not active

Question 16

What is Active?

Answer 16

Can function without having to be acted upon

Question 17

What are the three main points of Cell Theory?

Answer 17

1. All living organisms are composed of one or more cells.
2. The cell is the basic unit of structure and organization in organisms.
3. Cells come from pre-existing cells.