THE HUMAN BODY Vocabulary Unit II achilles tendon, involuntary muscle joint ligament marrow muscle nerves reflex voluntary musclex-ray.
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THE HUMAN BODY Vocabulary Unit II
achilles tendon, involuntary muscle
joint ligament
marrow muscle
nerves reflex
voluntary muscle x-ray
achilles tendon
a tendon at the back of the ankle that connects the calf muscles and the heel; named after the mythical Greek hero Achilles
involuntary muscle
a muscle that you cannot consciously move
joint
the point where two bones meet
ligament
tissue that connects a bone to other bones or to cartilage and helps to support joints
marrow
a tissue that fills many bones and makes most blood cells, including disease-fighting white blood cells
muscle
tissue that works with the skeleton to make movement possible
nerves
the specialized cells or bundled fibers that send signals from one body part to another
Yellow part are nerves
reflex
involuntary movements as a result of unexpected stimulus
grasp reflex
voluntary muscle
a muscle that you can consciously move
x-rays
waves that can be used to take an image of and observe the condition of bone and, in some instances, tissue
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