Respiratory System

The ________ is the voice box of the body

• Pharynx

• Larynx

• Trachea

• Broncioles

The pulmonary circuit includes what two organs?

Which of the following best represents the relations ship between heart rate, stroke volume, and cardiac output?

• HR + SV = Q

• Q X SV = HR

• SV + HR = Q

• HR X SV = Q

What is the component of blood that fights infections?

• Leukocytes

• Erythrocytes

• Plasma

• Platelets

Arteries generally transport blood away from the heart, true or false?

Vasoconstriction leads to what?

• Increased oxygen carrying capacity

• Widening of the vessels

• Improved venous return

• Narrowing of the vessels

When assessing blood pressure with a reading of 120mmHg/80mmHg, the top number refers to what stage of the cardiac cycle?

What is the main function of the respiratory system?

• Immunity

• Nervous system conduction

• Gas exchange

• Transport Nutrients

What is the large, dome shaped organs that contracts or relaxes during respiration?

• Lunges

• Diaphragm

• Ribs

• Alveoli

Total Lung Capacity (TLC) is equal to the summation of what and what?

• Vital Capacity and Residual Volume

• Tidal Volume and Residual Volume

• Expiratory Reserve Volume and Tidal Volume

• Pulmonary Ventilation and Residual Volume