ACSM-EP Anatomy & Physiology

Question 1

What is the primary function of the circulatory system?

Accepted Answer

To transport oxygen, nutrients, and waste products throughout the body

Answer

The primary function of the circulatory system is to act as the body's transport network. It efficiently delivers oxygen and essential nutrients to all cells and tissues, while simultaneously collecting and transporting metabolic waste products, such as carbon dioxide, for removal from the body.

Question 2

How does the respiratory system support the body during exercise?

Accepted Answer

By delivering oxygen to the blood and removing carbon dioxide

Answer

During exercise, the respiratory system plays a vital role by increasing the rate and depth of breathing to meet the body's heightened demands. This ensures efficient delivery of oxygen from the air to the blood, which is then transported to working muscles, and effectively removes the increased carbon dioxide produced as a waste product.

Question 3

What role do bones play in the human body?

Accepted Answer

Bones protect internal organs and enable movement

Answer

Bones form the rigid framework of the human body, providing essential structural support and protecting delicate internal organs from injury. Beyond protection, bones also serve as attachment points for muscles, acting as levers that enable a wide range of movements.

Question 4

Why is the nervous system important for muscle contraction?

Accepted Answer

It controls muscle contraction through electrical impulses

Answer

The nervous system is crucial for muscle contraction because it initiates and controls all muscle activity through electrical impulses. These signals travel from the brain and spinal cord to muscle fibers, stimulating them to contract and enabling both voluntary and involuntary movements.

Question 5

What is the role of the digestive system in exercise?

Accepted Answer

To break down food and deliver nutrients for energy production

Answer

The digestive system's role in exercise is to break down the food we eat into absorbable nutrients like carbohydrates, fats, and proteins. These nutrients are then transported to cells throughout the body, where they are converted into ATP, the primary energy source required for muscle contraction and sustained physical activity.

ACSM Practice Test

ACSM Practice Test

ACSM-EP Anatomy & Physiology