Chapter 13-BIO116

What is a fascicle?

• a bundle of muscle fibers

• connects muscle to bone

• specialized connective tissue

• a functional contractile unit

A tendon connects ​ (a)   to bone

• muscle
• bone

A motor unit is a combination of a​ (a)   and the muscle cells that allows muscle to work

• motor neuron
• tendons
• fascicle

Which neurotransmitter stimulates muscle contraction

• dopamine
• serotonin
• norepinephrine
• acetylcholine

Match the following type of muscle tissue to their function

• skeletal muscle

• helps with involuntary movement of substances in the lumens of the body

• smooth muscle

• helps with pumping blood

• cardiac muscle

• helps with voluntary movement of body

Label the gastrocnemius

What is the name of the highlighted muscle

(a)  

What is the name of the highlighted muscle

(a)  

The muscle highlighted in green is called the

(a)  

label the extensor carpi group