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Cardiorespiratory Exam Review
Test Description: Review Game
Instructions: Answer all questions to get your test result.
1) Which chamber of the heart has the thickest walls?
A
left ventricle
B
right atrium
C
left atrium
D
right ventricle
2) The amount of blood pumped per minute is called?
A
ejection fraction
B
cardiac output
C
stroke volume
D
mean arterial pressure
3) During systole
A
ventricles fill with blood
B
ventricular pressure rises
C
atria and ventricles empty
D
atrioventricular valves open
4) Which type of blood vessel allows exchange of nutrients, wastes, and blood gases?
A
venules
B
capillaries
C
veins
D
arteries
5) When exercise begins, blood flow is redirected from the __________ and __________ and sent to the muscles.
A
brain, heart
B
skin, kidneys
C
liver, kidneys
D
skin, liver
6) Which factor most determines blood flow resistance?
A
radius
B
blood viscosity
C
tension
D
length
7) Blood supply to the heart tissues is provided by what arteries?
A
aorta
B
inferior and superior vena cava
C
coronary
D
pulmonary
8) Together, the cardiovascular system and respiratory systems provide oxygen to the cells and remove carbon dioxide. Which of the following is NOT one of the 4 processes for doing this?
A
Pulmonary ventilation
B
Capillary diffusion
C
Pulmonary diffusion
D
Cardiac ventilation
9) IN ORDER, starting from the nose air travels through the:
A
Pharynx, larynx, trachea, bronchial tree, bronchioles, then alveoli
B
Trachea, pharynx, larynx, glottis, bronchioles, then alveoli
C
Pharynx, glottis, larynx, trachea, bronchial tree, then bronchioles
D
Trachea, larynx, pharynx, bronchial tree, then bronchioles
10) When at rest, the intercostal muscles move the ribs ________________ and the sternum ______________ during _______________.
A
ribs upward and inward and the sternum up and forward -Inspiration
B
ribs down and outward, and the sternum down and forward - Inspiration
C
ribs downward and inward, and the sternum down and in - Expiration
D
ribs upward and outward, and the sternum up and forward - Expiration
11) During ___________________, the diaphragm muscle contracts and flattens down towards the abdomen.
A
expiration
B
inspiration
12) Gas exchange is able to occur in the body because of the partial pressures of each gas ________________________. Thus, oxygen enters the blood while carbon dioxide leaves.
A
Moves from an area of higher to lower pressure
B
Transfers between areas of equal pressure
C
Is constant
D
Moves from an area of lower to higher pressure
13) Myoglobin releases oxygen when:
A
Oxyhemoglobin levels are very low
B
Oxyhemoglobin levels are very high
C
a muscle is at rest
14) With age, HRmax _____
A
increases
B
decreases
15) Working together, the _________, _________, and _______ regulate breathing
A
Respiratory system, brain, and systemic circulation
B
Brain stem, cerebral cortex, and pons
C
Cardiovascular, respiratory, and endocrine systems
D
Lungs, heart, and brain
16) Which of the following does NOT play a factor in stroke volume?
A
Volume of arterial blood leaving the heart
B
Ventricular contractibility
C
Ventricular capacity
D
Volume of venous blood to the heart
17) A good indicator of cardiorespiratory endurance; increases with exercise intensity until ~40-60% max then plateaus
A
Heart rate
B
Cardiac output
C
Blood flow
D
Stroke volume
18) Increases to active muscles during exercise and decreases to the organs
A
Blood flow
B
Heart rate
C
Stroke volume
D
Cardiac output
19) Measure of pressure against vessel walls
A
Blood pressure
B
Blood flow
C
Cardiac output
D
Stroke volume
20) The sympathetic nervous system (epinephrine and norepinephrine) causes a rise in HR just before exercise
A
Anticipatory response
B
Valsalva Maneuver
C
Pulmonary diffusion
D
Capillary diffusion
*select an answer for all questions
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