Unit 3. Vocabulary Cards. Skills Strand Grade 3. Core Knowledge Language Arts

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1 Unit 3 Vocabulary Cards Skills Strand Grade 3 Core Knowledge Language Arts

2 Creative Commons Licensing This work is licensed under a Creative Commons Attribution- NonCommercial-ShareAlike 3.0 Unported License. You are free: to Share to copy, distribute and transmit the work to Remix to adapt the work Under the following conditions: Attribution You must attribute the work in the following manner: This work is based on an original work of the Core Knowledge Foundation made available through licensing under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. This does not in any way imply that the Core Knowledge Foundation endorses this work. Noncommercial You may not use this work for commercial purposes. Share Alike If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one. With the understanding that: For any reuse or distribution, you must make clear to others the license terms of this work. The best way to do this is with a link to this web page: Copyright 2013 Core Knowledge Foundation All Rights Reserved. Core Knowledge Language Arts, Listening & Learning, and Tell It Again! are trademarks of the Core Knowledge Foundation. Trademarks and trade names are shown in this book strictly for illustrative and educational purposes and are the property of their respective owners. References herein should not be regarded as affecting the validity of said trademarks and trade names.

3 skeletal system

4 skeletal system your bones Unit 3: Chapter 1

5 muscular system

6 muscular system your muscles Unit 3: Chapter 1

7 nervous system

8 nervous system your nerves Unit 3: Chapter 1

9 skull

10 skull head Unit 3: Chapter 1

11 cranium

12 cranium skull Unit 3: Chapter 1

13 pelvis

14 pelvis hip bones Unit 3: Chapter 1

15 vertebra

16 vertebra a small bone that is part of the spinal column or backbone (vertebrae) Unit 3: Chapter 1

17 sternum

18 sternum breastbone Unit 3: Chapter 1

19 organ

20 organ a part of your body made of cells and tissues that performs a specific job (organs) Unit 3: Chapter 1

21 shoulder blade

22 shoulder blade scapula; You have two of these triangle-shaped bones at the top of your back. (shoulder blades) Unit 3: Chapter 1

23 scapula

24 scapula shoulder blade (scapulae) Unit 3: Chapter 1

25 tibia

26 tibia shinbone Unit 3: Chapter 1

27 fibula

28 fibula the small, outside bone in the lower part of your leg Unit 3: Chapter 1

29 expand

30 expand to get bigger Unit 3: Chapter 1

31 calcium

32 calcium what your bones are made of Unit 3: Chapter 2

33 dairy

34 dairy made with milk Unit 3: Chapter 2

35 marrow

36 marrow spongy inside Unit 3: Chapter 2

37 cell

38 cell the tiniest living part of the human body (cells) Unit 3: Chapter 2

39 x-ray

40 x-ray a powerful, invisible ray of light that can pass through objects to show the inside, such as the inside of the human body (x-rays) Unit 3: Chapter 2

41 tissue

42 tissue a group or layer of cells that work together as a part or organ in your body Unit 3: Chapter 2

43 cast

44 cast a hard covering that holds a broken bone in place while it heals Unit 3: Chapter 2

45 realistic

46 realistic real, accurate, or true Unit 3: Chapter 3

47 muscle

48 muscle a tissue that makes it possible for your body to move (muscles) Unit 3: Chapter 3

49 voluntary

50 voluntary on purpose, not by accident; opposite of involuntary; Moving your hand to write with a pencil is an example of voluntary muscle action. Unit 3: Chapter 3

51 involuntary

52 involuntary automatic; Your heart is an example of an involuntary muscle. Unit 3: Chapter 3

53 automatically

54 automatically done without thinking about it Unit 3: Chapter 3

55 stomach

56 stomach belly Unit 3: Chapter 3

57 digest

58 digest to break down food in the stomach so it can be used by your body (digesting) Unit 3: Chapter 3

59 joint

60 joint a connection between two bones in your body (joints) Unit 3: Chapter 4

61 cushion

62 cushion to protect with something soft (cushioned, cushions) Unit 3: Chapter 4

63 cartilage

64 cartilage a flexible tissue that cushions the joints where your bones meet Unit 3: Chapter 4

65 flexible

66 flexible bendable Unit 3: Chapter 4

67 connective

68 connective linking Unit 3: Chapter4

69 model

70 model smaller copy Unit 3: Chapter 4

71 ligament

72 ligament a tissue connecting bones to bones (ligaments) Unit 3: Chapter 4

73 tendon

74 tendon a tissue connecting muscles to bones (tendons) Unit 3: Chapter 4

75 Achilles

76 Achilles a hero of the Trojan War in Greek mythology; He could only be killed by a wound just above his heel. Unit 3: Chapter 4

77 Achilles tendon

78 Achilles tendon the strong tendon joining the muscles in the calf of the leg to the bone of the heel Unit 3: Chapter 4

79 warrior

80 warrior soldier Unit 3: Chapter 4

81 invulnerable

82 invulnerable safe or protected; opposite of vulnerable Unit 3: Chapter 4

83 Trojan

84 Trojan a person born or living in the ancient city of Troy Unit 3: Chapter 4

85 vulnerable

86 vulnerable weak or in danger Unit 3: Chapter 4

87 cell body

88 cell body the center of a cell Unit 3: Chapter 5

89 dendrite

90 dendrite a path along which nerves send messages to the brain (dendrites) Unit 3: Chapter 5

91 reflex

92 reflex reaction (reflexes) Unit 3: Chapter 5

93 flinch

94 flinch to draw back suddenly, which is an example of a reflex Unit 3: Chapter 5

95 hollow

96 hollow empty inside Unit 3: Chapter 6

97 paralyzed

98 paralyzed unable to act, move, or feel a part or parts of the body Unit 3: Chapter 6

99 fiber

100 fiber it forms tissue Unit 3: Chapter 6

101 fluid

102 fluid liquid Unit 3: Chapter 6

103 concussion

104 concussion brain injury Unit 3: Chapter 6

105 medulla

106 medulla brain stem Unit 3: Chapter 6

107 cerebellum

108 cerebellum a part of the brain located under the cerebrum, divided into two halves; It helps with voluntary movement of muscle groups and balance. Unit 3: Chapter 6

109 cerebrum

110 cerebrum the largest part of the brain, divided into two halves; It sits on top of the cerebellum and controls thoughts, emotions, and all the senses. Unit 3: Chapter 6

111 hemisphere

112 hemispheres one half of a round object (hemispheres) Unit 3: Chapter 6

113 cerebral cortex

114 cerebral cortex the gray matter of the cerebrum that processes sensory information and controls muscle function Unit 3: Chapter 6

115 decade

116 decade ten years (decades) Unit 3: Chapter 6

117 PET scan

118 PET scan body or brain x-ray (PET scans) Unit 3: Chapter 6

119 vision

120 vision the sense of sight, the act of seeing Unit 3: Chapter 7

121 optometrist

122 optometrist a doctor who specializes in caring for eyes and treating vision problems Unit 3: Chapter 7

123 pupil

124 pupil eye center (pupils) Unit 3: Chapter 7

125 iris

126 iris eye color (irises) Unit 3: Chapter 7

127 cornea

128 cornea a thin, clear tissue that covers the iris, protects the eye from dirt and germs, and focuses light Unit 3: Chapter 7

129 lens

130 lens the clear part at the front of the eye that focuses light on the retina (lenses) Unit 3: Chapter 7

131 retina

132 retina the lining at the back of the eye that is very sensitive to light; The nerves in the retina send messages to the brain. Unit 3: Chapter 7

133 optic nerve

134 optic nerve the nerve that sends messages from your eyes to your brain about what you see Unit 3: Chapter 7

135 rods and cones

136 rods and cones special cells that line the retina and send signals to the brain through the optic nerve Unit 3: Chapter 7

137 nearsighted

138 nearsighted able to see things clearly if they are close by; Things that are farther away look blurry. Unit 3: Chapter 8

139 prescription

140 prescription an order for medicine Unit 3: Chapter 8

141 optician

142 optician a person who examines eyes, makes glasses, and sells contact lenses Unit 3: Chapter 8

143 farsighted

144 farsighted able to see things clearly if they are far away; Things that are closer look blurry. Unit 3: Chapter 8

145 contact lens

146 contact lens a thin, plastic disc placed directly on the cornea of the eye to correct vision problems (contact lenses) Unit 3: Chapter 8

147 insert

148 insert to put in Unit 3: Chapter 8

149 LASIK surgery

150 LASIK surgery an operation during which the doctor uses a laser beam to change the shape of the cornea of the eye to help it focus light better Unit 3: Chapter 8

151 laser beam

152 laser beam an intense beam of light that can be used for many things including surgery and cutting things Unit 3: Chapter 8

153 membrane

154 membrane a thin sheet or layer that covers something Unit 3: Chapter 9

155 frame

156 frame structure Unit 3: Chapter 9

157 vibrate

158 vibrate to move back and forth rapidly (vibration, vibrations) Unit 3: Chapter 9

159 outer ear

160 outer ear the part of the ear that is visible on the side of the head; Its job is to catch sounds and guide them into the middle ear. Unit 3: Chapter 9

161 middle ear

162 middle ear the part of the ear that is between the outer and inner ear; It has three small bones that vibrate when struck by sound waves which then pass the vibrations to the inner ear. Unit 3: Chapter 9

163 inner ear

164 inner ear the innermost part of the ear that contains the cochlea and auditory nerve Unit 3: Chapter 9

165 ear canal

166 ear canal ear tube Unit 3: Chapter 9

167 gland

168 gland an organ in the body that makes natural chemicals (glands) Unit 3: Chapter 9

169 eardrum

170 eardrum a thin membrane inside the ear that vibrates when sound hits it Unit 3: Chapter 9

171 hammer

172 hammer a small bone in the ear that looks like a hammer and vibrates when sound waves hit the eardrum Unit 3: Chapter 9

173 anvil

174 anvil a small bone in the ear that looks like an anvil and vibrates when sound waves hit the eardrum Unit 3: Chapter 9

175 stirrup

176 stirrup a small bone in the ear that looks like a stirrup and vibrates when sound waves hit the eardrum Unit 3: Chapter 9

177 sensitive

178 sensitive responsive Unit 3: Chapter 9

179 cochlea

180 cochlea a fluid-filled coil in the inner ear that is lined with hairs that vibrate when sound waves hit the eardrum; The nerves connected to the hairs send messages to the brain that tell you what you are hearing. Unit 3: Chapter 9

181 coil

182 coil spiral Unit 3: Chapter 9

183 auditory nerve

184 auditory nerve the nerve that sends signals from your ears to your brain about what you hear Unit 3: Chapter 9

185 overcoming

186 overcoming defeating or successfully dealing with Unit 3: Chapter 10

187 disability

188 disability something that prevents a person from moving easily or acting or thinking in a typical way (disabilities) Unit 3: Chapter 10

189 deaf

190 deaf unable to hear (deafness) Unit 3: Chapter 10

191 gesture

192 gesture a movement of a body part to communicate Unit 3: Chapter 10

193 American Sign Language

194 American Sign Language a kind of sign language used in the United States and Canada Unit 3: Chapter 10

195 blind

196 blind unable to see Unit 3: Chapter 10

197 cope

198 cope live with effectively Unit 3: Chapter 10

199 guide dog

200 guide dog a seeing eye dog (guide dogs) Unit 3: Chapter 10

201 Braille

202 Braille a system of raised bumps that blind people feel with their fingers and use to read and write Unit 3: Chapter 10

203 challenge

204 challenge a difficult task or problem that requires extra effort (challenges) Unit 3: Chapter 11

205 determined

206 determined reached a firm decision to do something Unit 3: Chapter 11

207 eventually

208 eventually after some time has passed Unit 3: Chapter 11

209 Grammy Awards

210 Grammy Awards awards for achievement in the music industry Unit 3: Chapter 11

211 temper tantrum

212 temper tantrum an angry, uncontrolled outburst by a child or by someone acting childish (temper tantrums) Unit 3: Chapter 11

213 search

214 search to look carefully and thoroughly for (searched) Unit 3: Chapter 11

215 palm

216 palm the inside part of a hand between the base of the fingers and the wrist Unit 3: Chapter 11

217 exist

218 exist to be real (existed) Unit 3: Chapter 11

219 imitate

220 imitate to copy Unit 3: Chapter 11

221 breakthrough

222 breakthrough a sudden, important change that allows for progress Unit 3: Chapter 11

223 well

224 well a deep hole dug in the ground to reach water Unit 3: Chapter 11

225 spout

226 spout a pipe that liquid flows out of Unit 3: Chapter 11

227 seemed to click

228 seemed to click made sense or worked out Unit 3: Chapter 11

229 college degree

230 college degree the official document given to someone who has successfully completed a set of classes at a college Unit 3: Chapter 11

231 active

232 active busy Unit 3: Chapter 11

233 politics

234 politics the art or science of government; activities and discussions involving government Unit 3: Chapter 11

235 tribute

236 tribute something done to show honor or respect Unit 3: Chapter 11

237 courage

238 courage bravery Unit 3: Chapter 11

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