Biology

Demarcus Thompson

31 August, 11:09

1. Muscles contract or relax when they receive signals from

Question 1 options:

the cardiovascular system.

the nervous system.

the respiratory system.

the integumentary system.

2. Muscles aid in which of the following?

Question 2 options:

circulating blood

running

breathing

all of the above

3. There are three muscle types: cardiac, smooth, and skeletal. Which is responsible for the movement of your bones and is voluntary?

Question 3 options:

cardiac

smooth

skeletal

None of these are voluntary.

4. Type I muscle fibers have high amounts of mitochondria and are ideal for lower forces and speed. Which activity would not use mostly Type I fibers?

Question 4 options:

low impact aerobics