Body Systems
Heart & Lungs
Urinary & Digestion
Immune System
CNA What would you do?
100

How many bones are in the adult human body?

206

100

What organ pumps blood throughout the body?

Heart 

100

What organs filter blood and produce urine?

Kidneys 

100

What body system protects us against disease?

Immune System 

100

A resident needs to use the bathroom frequently. What should you offer?

Frequent toileting assistance

200

What is the body's ability to maintain internal balance called?

Homeostasis 

200

What are the two upper chambers of the heart called?

Atria 

200

What substance in your mouth begins breaking down food?

Saliva 

200

What yellowish fluid carries disease-fighting cells?

Lymph 

200

A resident has difficulty hearing you. What should you do?

Face them, reduce background noise, and speak clearly

300

What is the basic working cell of the nervous system?

Neuron 

300

What are the two phases of breathing?

Inspiration & Expiration 

300

What muscular contractions move food through the digestive tract?

Peristalsis 

300

What are the two main types of immunity discussed in Chapter 9?

Nonspecific and specific immunity

300

A resident suddenly has blue lips and difficulty breathing. What should you do?

Get immediate help and notify the nurse

400

What three major parts make up the brain?

Cerebrum, cerebellum, brainstem

400

What happens during diastole?

The heart relaxes and its chambers fill with blood

400

Why are females generally more likely to develop urinary tract infections?  

They have a shorter urethra

400

What type of immunity provides general protection against many different germs?

Nonspecific immunity

400

You notice new redness on a resident's tailbone. What should you do?

Report it to the nurse and follow the care plan

500

What anatomical term means toward the body's midline?

Medial 

500

What tiny air sacs allow oxygen and carbon dioxide to be exchanged?

Alveoli 
500

Trace the path urine takes from the kidneys to outside the body.

Kidneys → ureters → bladder → urethra

500

What is the difference between active and passive immunity?

Active: the body produces its own protection. Passive: antibodies come from another source.

500

A resident has swollen ankles, shortness of breath, and sudden confusion. What should you do?

Immediately report the changes and obtain help