Vocabulary Unit 3 Lessons 1-5

cells

• body tissues made of long cells that can contract, or tighten, and relax to produce motion

•  to bring together; to shorten; to lighten

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.4A

CCSS.RI.3.4

organs

• major parts of the body formed by tissues that perform specific functions

•  to bring together; to shorten; to lighten

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.4A

CCSS.RI.3.4

circulate

• major parts of the body formed by tissues that perform specific functions

• to move around in a loop or circle

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.4A

expand

• major parts of the body formed by tissues that perform specific functions

• to move around in a loop or circle

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.4A

CCSS.RI.3.4

structure

• major parts of the body formed by tissues that perform specific functions

• a form or shape; something that is made up of a number of parts arranged together

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.4A

CCSS.L.3.5A

calcium

• what your bones are made of

• a form or shape; something that is made up of a number of parts arranged together

• to get bigger

• the smallest units that make up living things and are microscopic

Tags

CCSS.L.3.6

CCSS.RI.3.4

muscles

• what your bones are made of

• a form or shape; something that is made up of a number of parts arranged together

• to get bigger

• body tissues made of long cells that can contract, or tighten, and relax to produce motion

Tags

CCSS.RI.3.4

nerves

• what your bones are made of

• a form or shape; something that is made up of a number of parts arranged together

• bundles of fibers throughout the body that transmit sensations, information, and instructions to the brain and spinal cord

• body tissues made of long cells that can contract, or tighten, and relax to produce motion

Tags

CCSS.L.3.4A

CCSS.RI.3.4

voluntary

• what your bones are made of

• controlled by someone’s own choice

• bundles of fibers throughout the body that transmit sensations, information, and instructions to the brain and spinal cord

• not controlled by someone’s own choice

Tags

CCSS.L.3.4A

CCSS.L.3.5A

CCSS.RI.3.4

CCSS.RL.3.4

contract

• to bring together; to shorten; to lighten

• controlled by someone’s own choice

• bundles of fibers throughout the body that transmit sensations, information, and instructions to the brain and spinal cord

• not controlled by someone’s own choice

Tags

CCSS.L.3.4A

CCSS.L.3.5A

CCSS.RI.3.4

CCSS.RL.3.4