Ch 5.2

TRUE OR FALSE : Skeletal muscle tissue cannot make any movement unless stimulated by gravity

• True
• False

The muscular system depends on the _______ system.

• Cardiovascular
• Nervous
• Endocrine
• Pulmonary

A single nerve that stimulates skeletal muscle is known as a ______

• Motor Neuron
• Motor unit
• Acetylcholine
• Axon

When you get a motor neuron and a muscle cell working together, what do you get?

• Motor Unit
• Axon
• axon terminals
• Nucleus

Which of the following is the correct is the general pathway to movement?

• Spinal Cord -> Brain -> Muscle
• Muscle -> Brain -> Spinal Cord
• Brain -> Muscle -> Spinal Cord
• Brain -> Spinal Cord -> Muscle

What is the chemical that helps neurons stimulate muscle fibers?

• Neuromuscular juction
• Synaptic cleft
• Acetylcholine
• Axon

A long, thin fiber called an _____ connects the motor neuron cell body with the muscle fibers

• Axon terminal
• Axon
• Dendrite
• Synaptic cleft

When the axon gets closer to the muscle, the axon branches into ________

• Dendrite
• Acetylcholine
• Axon terminals
• Motor Unit

The link between an axon terminal and muscle fiber is called the _______

• Neuromuscular juction
• Motor unit
• Axon
• Electricity

The axon terminal and muscle fiber are separated by a tiny gap known as the ____

• acetycholine
• synaptic cleft
• axon
• motor unit

Tags

NGSS.MS-LS1-3