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100
What kind of injury happens if a muscle is stretched too far?
a strain
100
What part of your body has cardiac muscle?
Heart
100
What is a group of cells that are alike and work together?
Tissue
100
a stable internal environment
What does homeostasis maintain in the body?
100
How many bones does the average adult human skeleton have?
206
200
A kind of exercise that helps strengthen your heart and increase your endurance is
aerobic exercise.
200
move
The muscular system is made up of muscles that allow the body to
200
a flexor
A muscle that bends part of your body is called
200
a extensor
A muscle that straightens part of your body is called
200
Muscles are connected to bones by strands of tough connective tissue called
tendons.
300
an organ.
A collection of two or more tissues that work together to perform a function is called
300
During tendinitis, a tendon becomes
inflamed.
300
connective tissue.
The type of tissue that supports and protects organs is
300
The material within bones that makes blood cells is called
marrow
300
work against weight
What do people do during resistance exercise?
400
A disease of the skeletal system that causes bones to become weak or to break easily is called
osteoporosis.
400
bones.
To help you move, skeletal muscle is attached to
400
Which type of muscle allows the heart to pump blood?
cardiac
400
digestive tract
Smooth muscle can be found in the walls of blood vessels and in the
400
aerobic exercise.
Moderately intense activity that improves endurance is called
500
Which joint allows you to move your arm around freely in all directions?
ball-and-socket joint
500
cardiac muscle
What type of muscle is found only in the heart?
500
A strain is an injury in which a muscle
is overstretched or torn.
500
Your body moves food through the digestive tract by using
smooth muscle.
500
What kind of bone tissue gives bones strength and support?
Spongy Bone