Muscular System

Muscles can only _______ they cannot _____.

• pull;push

• push;pull

• expand;increase

• increase;expand

Tags

NGSS.MS-PS2-1

In a muscle cell, which organelle is responsible for providing energy?

• Vacuole

• Nucleus

• Cytoplasm

• Mitochondria

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which of the following uses voluntary muscles?

• Digestion

• Heart breathing

• Raising your hand

• Sneezing

Ms.Long took her science class to a buffet to test their digestion system. After eating one serving Melania became really full and want to eat more. She tried rubbing her belly to speed up the digestion process but it did not work. Melania rubbing her belly did not work because ____

• food digestion is controlled and the muscles in the digestive tract are voluntary muscles.

• food digestion is not a self-controlled activity and the muscles in the digestive tract are voluntary muscles.

• food digestion is not a self-controlled activity and the muscles in the digestive tract are involuntary muscles.

• Melania should have shaken her belly instead of rubbing it.

Muscles that you have no control over are called ___________ muscles.

• Involuntary

• Voluntary

• Evolutionary

• Revolutionary

Muscles only work one way.

• False

• True

Tags

NGSS.MS-PS2-1

Muscles that you can control are called ___________ muscles.

• Involuntary

• Voluntary

• Evolutionary

• Revolutionary

Voluntary muscles are attached to

• Cardiac muscles

• Smooth muscles

• Skeletal muscles

• All of the above

Muscles are attached to the skeletal system to

• Increase energy through the mitochondria.

• Protect the lungs and heart.

• To replace damaged muscle.

• Allow the bones to move.

Muscles cells will have more mitochondria cells than any other human cells because

• It produces the most protein

• It is red and red is hot

• It uses the most energy

• It needs to produce sweat when the body overheats.

Tags

NGSS.5-PS3-1