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MA 400 Final Study Guide
MA 400 Final Study Guide
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MA 400 Final Study GuideWhat occurs when the ventricles are contracting? - correct answer-Atria are relaxed
How much blood is in the body of an adult male? - correct answer-5 to 6 liters
What are some functions of the blood? - correct answer-Carries oxygen and nutrients to
cells
Carries hormones from endocrine glands to target tissues
Regulates body temperature
What is the lifespan of a red blood cell? - correct answer-120 days
What is the function of leukocytes? - correct answer-Defend the body against disease
What antigens are present in an individual with type AB- blood? - correct answer-A and B
antigens
Microscopic arteries are known as? - correct answer-Arterioles
What carries blood toward the heart? - correct answer-Veins
What heart chamber receives oxygenated blood from the body? - correct answer-Right
atrium
What is the partition that separates the right and left atria? - correct answer-Interatrial
septum
What is the name of the valve located in the right ventricle at the base of the pulmonary
trunk? - correct answer-Pulmonary semilunar valve
What are the names of the two arteries that branch off the aorta to supply the heart with
oxygen and nutrients? - correct answer-Coronary arteries
The exchange of gases between the blood and tissue cells is known as - correct
answer-Internal respiration
What is the function of mucus in the respiratory tract? - correct answer-Traps foreign
particles
What prevents food and water from entering the trachea? - correct answer-Epiglottis
After the bronchi enter the lungs, they brand into smaller passages that terminate in? -
correct answer-Alveoli
What is pulmonary ventilation? - correct answer-Breating
, What happens when there is an increase of carbon dioxide in the blood? - correct
answer-Increase in rate and depth of breating
List four examples of non-respiratory air movements - correct answer-Sighing
Laughing
Crying
Sneezing
An electrocardiogram is a recording of the? - correct answer-Electrical activity of the heart
A device placed on the skin that picks up electrical impulses released by the heart is known
as a(n)? - correct answer-Electrode
Leads 1, 2, and 3 are the ______ leads. - correct answer-Bipolar
The aVR, aVL, and aVF are known as the _____ leads. - correct answer-Augmented
Chest lead V2 is located at the? - correct answer-Fourth intercostal space at the left margin
of the sternum
Where is chest lead V5 located? - correct answer-At the horizontal level of V4 at the left
anterior axillary line
Holter monitor electrocardiography is used to - correct answer-Assess the rate and rhythm of
the heart during daily activities.
Evaluate patients with unexplained chest pain.
Detect cardiac dysrhythmias that are intermittent in nature.
Assess the effectiveness of a pacemaker.
The purpose of pulmonary function testing is to? - correct answer-Assess lung functioning
What device measures how much air is exhaled by the lungs and how fast it is exhaled? -
correct answer-Spirometer
Which of the following is not a method for performing venipuncture? - correct
answer-Retractable lancet method
What is the proper method for identifying a patient before performing a venipuncture? -
correct answer-Ask the patient to state his or her full name and DOB
What position should be used for a venipuncture if a patient appears nervous or has fainted
in the past from a venipuncture? - correct answer-Semi-fowler
The purpose of applying a tourniquet when performing a venipuncture is to? - correct
answer-Make the patient's veins more visible and easier to palpate
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