ATI TEAS 7 Respiratory System 2025 – High-Yield Review & Study Notes (REAL EXAM!)

ATI TEAS 7 – Respiratory System Review
& High-Yield Study Notes REAL EXAM!!!




6 Functions of respiratory system -ANSWER ✔---1. Facilitates the delivery of oxygen to cells of the
body for use in cellular respiration

2. pH regulation

3. Thermoregulation

4. Odor detection

5. Production of Speech

6. Immunity



Parts of the respiratory system (9) -ANSWER ✔---Nose

Mouth

Nasal cavity

Sinuses

Pharynx

Larynx

Trachea

Bronchial tree

Lungs

, Primary function of respiratory system -ANSWER ✔---Keeps the body's cells supplied with oxygen
and removes carbon dioxide



5 Secondary functions of the respiratory system -ANSWER ✔---1. pH regulation

2. Thermoregulation

3. Odor detection

4. Production of Speech

5. Immunity



The conductive zone... -ANSWER ✔---Brings inhaled air TO the respiratory zone



The respiratory zone... -ANSWER ✔---where gas exchange occurs



In the respiratory zone is where oxygen goes into the ---- and carbon dioxide is ----- -ANSWER ✔---In
the respiratory zone is where oxygen goes into the blood and carbon dioxide is removed



The ------ and the ---- muscles are used to enlarge the chest cavity during pulmonary respiration -
ANSWER ✔---The diaphragm and the intercostal muscles are used to enlarge the chest cavity during
pulmonary respiration



External respiration is the exchange of gas b/w the ---- and ---- -ANSWER ✔---lungs and blood



Internal respiration is the exchange of gas b/w the ---- and ----- -ANSWER ✔---blood and tissues



What is gas exchange? -ANSWER ✔---the process where oxygen is loaded into pulmonary blood and
carbon dioxide is removed



Inhaled gas moves through the ---- or -----, to the -----, ----, ----, ------, -----, and lastly the -----

(Passage of air) -ANSWER ✔---Mouth/ nose