Cells Working Together

Question 1

A single neuron can connect to

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thousands of other neurons

Question 2

You would bleed to death every time you had a cut if

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your blood didn't clot

Question 3

The human body system that supports the body and allows movement is the

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skeletal-muscular system

Question 4

The flexible material that covers the end of bones at joints and supports the nose and ears is

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cartilage

Question 5

The chambers of the heart that pump blood are the

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ventricles

Question 6

An organism made of many cells is called

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multicellular

Question 7

What is in the nucleus of a neuron?

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chromosomes

Question 8

The blood vessels where all exchange between blood and body cells occurs are

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capillaries

Question 9

The human body system that carries food, water, oxygen, etc., around body is the

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circulatory system

Question 10

The part of the neuron labeled A in the diagram is the

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axon terminal

Question 11

Tiny blood vessels surrounding the lungs that oxygen moves into and carbon dioxide out of are

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capilllaries

Question 12

The side of the heart that pumps blood to the body is

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left

Question 13

The part of the blood that helps form blood clots is the

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platelets

Question 14

The blood vessels that have valves are the

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veins

Question 15

Oxygen comes out of our lungs and into the blood by

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diffusion

Question 16

The human body system that turns food into a form that cells can use is the

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digestive system

Question 17

The branches off of the cell body of a neuron are called

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dendrites

Question 18

The muscle in an opposing muscle pair that bends a joint is the

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flexor

Question 19

The statement that does NOT describe a function of the human skeleton is

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filters blood

Question 20

The muscle that straightens a joint is the

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the extensor

Question 21

Bundles of neurons that carry nerve impulses through the body are

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nerves

Question 22

An example of an organ system is

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the circulatory system

Question 23

The blood vessels hat take blood away from the heart and are the strongest are

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arteries

Question 24

An example of a tissue is

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connective

Question 25

The chemicals that carry the nerve impulse across the synapse from neuron to neuron are

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neurotransmitters

Question 26

The two materials that make up the hard part of bone are

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calcium phosphate and collagen

Question 27

The part of learning that happens when you are sleeping is

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unimportant connections between neurons are deleted

Question 28

The message that travels through a neuron and from one neuron to the next is called a

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nerve impulse

Question 29

Of the following the one that is NOT a specialized cell is

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a bacteria cell

Question 30

The long, thin extension from the cell body of a neuron is called the

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axon

Question 31

The right side of the heart pumps blood to

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the lungs

Question 32

The part of the nervous system that takes in information is the

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senses

Question 33

The part of the nervous system that interprets or makes sense ofinformation is the

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brain

Question 34

Because the brain changes every day as you have new experiences, we say the brain has

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plasticity

Question 35

The human organ system that takes in information, interprets, and reacts is

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the nervous system

Question 36

The reason we breathe is

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to provide oxygen for cell respiration and get rid of CO2

Question 37

What joins muscles to bone is

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tendons

Question 38

The gap between two connecting neurons is the

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synapse

Question 39

The blood vessels that surround the air sacs in the lungs are

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capillaries

Question 40

The parts of the heart that should be colored red are

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C, D, G

Question 41

List the 5 levels of organization in a living organism in order.

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cell, tissue, organ, organ system, organism

Question 42

In the muscle-bone lever that moves the lower arm, the fulcrum is

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the elbow joint

Question 43

If a person's blood has a high number of white blood cells, it could be because

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she is sick or has an infection

Question 44

The part of blood that carries oxygen to cells and carbon dioxide away from cells is the

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red blood cells

Question 45

Cell respiration produces

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energy and carbon dioxide

Question 46

Joints that can move in all directions are called

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ball and socket

Question 47

The liquid part of blood is the

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plasma

Question 48

The blood vessel labelled G is carrying blood

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out to the body

Question 49

In cell respiration, food is combined with

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oxygen

Question 50

An example of a bone that protects an organ is

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the skull

Cells Working Together

Questions 50

Cells Working Together

Questions 50