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- 1. Multiple Choice
Select the correct term that describes the process whereby oxygen diffuses from the alveoli sacs into the bloodstream.
Expiration
Pulmonary diffusion
Inspiration
Cellular diffusion
- 2. Multiple Choice
The tricuspid valve of the heart separates the…
Right atrium from the right ventricle
Left atrium from the left ventricle
Right atrium from left ventricle
Right atrium from aorta
- 3. Multiple Choice
After leaving the heart the blood will take the following path:
Veins - venules- capillaries - arterioles - arteries
Arterioles - arteries - capillaries - veins - venules
Arteries - veins - capillaries - venules - arterioles
Arteries - arterioles - capillaries - venules - veins
- 4. Multiple Choice
During a bout of exercise, if the heart rate is 150 bpm the/volume is 100 mL/minute the cardiac output is
300 mL/Min
1.5 L/Min
15 L/Min
30 L/Min
- 5. Multiple Choice
Arterio-venous oxygen difference (a-Vo2 diff) is greatest at:
Maximal exercise
Submaximal exercise
Rest
None of the above- it remains constant
- 6. Multiple Choice
In which of the following does blood have the lowest concentration of oxygen?
Coronary artery
Inferior vena cava
Pulmonary vein
Aorta
- 7. Multiple Choice
The blood cells responsible for blood clotting are the:
Plasma
Platelets
Red blood cells
White blood cells
- 8. Multiple Choice
The resting systolic and diastolic blood pressure is for a healthy person at rest are:
200 and 100 mm Hg respectively
120 and 80 mm Hg respectively
120 and 180 mm Hg respectively
80 and 120 mm Hg respectively
- 9. Multiple Choice
The pathway from the environment to the lungs is as follows:
Pharynx - larynx - trachea - bronchi - bronchioles - alveoli
Trachea - pharynx - bronchi - larynx - bronchioles - alveoli
Alveoli - bronchioles - bronchi - trachea - pharynx - larynx
Larynx - pharynx - trachea - bronchi - bronchioles - alveoli
- 10. Multiple Choice
Identify which of the following conditions are all classified as cardiovascular diseases:
Hypertension, arteriosclerosis, asthma and stroke
Hypertension, arteriosclerosis, atherosclerosis and chronic obstructive pulmonary disease
Hypertension, arteriosclerosis, stroke and chronic obstructive pulmonary disease
Hypertension, arteriosclerosis, atherosclerosis and stroke
- 11. Multiple Choice
A patient has their BP measured at 160/100 mm Hg. Identify the correct classification of the BP rating:
Healthy blood pressure
Excessive systolic blood pressure
Hypertension
Prehypertention
- 12. Multiple Choice
Identify which of the following are all physical improvements that occur with insurance training:
Increase lung volume, increase stroke volume and decrease resting heart rate
Increased lung volume, increased stroke volume and increased resting heart rate
Increased LDL cholesterol levels, increased stroke volume and increased lung volume
Decrease LDL cholesterol levels, decreased stroke volume and decreased resting heart rate
- 13. Multiple Choice
In relation to the respiratory system, which of the following statements is true?
Oxygen travels from areas of low to high oxygen concentration
The diaphragm relaxes and the intercostal muscles contract during inspiration
Title volume is the product of ventilation and respiratory rate
Carbon dioxide defuses from the capillaries surrounding the alveoli into the lungs
- 14. Multiple Choice
The blood vessel that is the side of exchange for nutrients and waste between the cardiovascular system and the cell is called:
Artery
Vein
Capillary
Alveoli
- 15. Multiple Choice
Haemoglobin is attached to which blood constituent?
Plasma
Platelets
White blood cells
Red blood cells
- 16. Multiple Choice
Achieving a constant internal environment for the optimal functioning of the body and its systems is known as:
Thermoregulation
Homeostasis
Hypothermia
Hyperthermia
- 17. Multiple Choice
Deoxygenated blood travels from the heart to the lungs via the:
Pulmonary artery
Pulmonary vein
Aorta
Vena Cava
- 18. Multiple Choice
During exploration, the diaphragm…
Contracts and moves downwards
Contracts and moves upwards
Relaxes and moves downwards
Relaxes and moves upwards
- 19. Multiple Choice
Ventilation increases during exercise due to increases in:
Vital capacity and tidal volume
Oxygen uptake and diffusion
Respiratory rate and tidal volume
Respiratory rate and diffusion
- 20. Multiple Choice
As exercise intensity increases towards maximum, the main contributing factor influencing the increase in cardiac output is:
Heart rate
Stroke volume
Arterio-venous difference (a-VO2 diff)
Oxygen uptake
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