Muscular System (3rd Period)

What are the 3 types of muscle tissue?

• Thigh, Calf, & Shoulder
• Traps, Forearm, & Abs
• Hamstring, Biceps, & Triceps
• Smooth Muscle, Cardiac Muscle, & Skeletal Muscle

Which muscle type is found in your stomach, bladder, and intestines?

• Skeletal
• Smooth
• Cardiac
• Straight

Which type of muscle is found in your heart?

• Skeletal
• Smooth
• Cardiac
• Straight

Which muscles are involuntary?

• skeletal
• cardiac
• smooth
• smooth and cardiac

When a muscle contracts, it _______

• gets longer
• gets shorter
• gets thinner
• grows hair

Skeletal muscles are attached to the _________.

• Stomach
• Lungs
• Bones
• Involuntary Muscles

Voluntary muscle is

• muscle that has to be told when to move
• muscle that moves automatically
• muscle that needs to be stretched regularly
• muscle that makes up the heart and stomach

given the following events:

1.acetycholine broken down

2.acetylcholine moves across the synaptic cleft

3.action potential reaches the terminal branch (presynaptic terminal)

4.acetylcholine combines with a receptor molecule on a skeletal muscle (postsynaptic membrane)

5.action potential produced in skeletal muscle cell

Choose the arrangement that lists the events in the order the occur at a neuromuscular injunction

• 2,3,4,1,5

• 3,2,4,5,1

• 3,4,2,1,3

• 4,5,2,1,3

Muscles that oppose one another are

• synergist

• hateful

• prime movers

• antagonists

Which of the following is defined as the ability of an object to quickly return to the original shape and size?

• Elasticity
• Excitibility
• Flexibility
• Extensibility