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West Coast EMT Block 2 Exam With Verified Questions and Answers What is the process for electrical impulses of the heart? - answer- SA node (the heart's pacemaker) - Upper atrias contract - AV node sends impluses to ventricles - ventricles contract What are the different layers of blood vess...

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  • August 19, 2024
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©EXAM STUDY MATERIAL 8/9/2024 11:50 AM




West Coast EMT Block 2 Exam With
Verified Questions and Answers


What is the process for electrical impulses of the heart? - answer✔✔- SA node (the heart's
pacemaker)
- Upper atrias contract
- AV node sends impluses to ventricles
- ventricles contract

What are the different layers of blood vessels and what are the functions? - answer✔✔Tunica
adventitia (outermost) - prevents collapse of blood vessel and provides protection
Tunica media (middle)
Tunica intima (innermost)

Where is the temporal pulse? - answer✔✔In front of ear on the temple

Where is the carotid pulse? - answer✔✔side of neck

Where is the radial pulse? - answer✔✔Thumb side of wrist

Where is the brachial pulse? - answer✔✔inside of elbow. Check pulse here for patients under 1
year of age.

where is the apical pulse? - answer✔✔5th intercostal space, use a stethoscope to hear.

where is the femoral pulse? - answer✔✔groin area

where is the popliteal pulse? - answer✔✔behind the knee

where is the pedal pulse? - answer✔✔top of foot

what is ventilation? - answer✔✔movement of air in and out of the lungs

, ©EXAM STUDY MATERIAL 8/9/2024 11:50 AM


what is inhalation? - answer✔✔Muscular Part of breathing, diaphragm and intercostal muscles
contract. Moving air into the lungs.

what is exhalation? - answer✔✔A passive process during which the lungs recoil as the
respiratory muscles relax and the thorax decreases in size. Air moves out of lungs.

what is respiration? - answer✔✔The process of transferring energy from glucose which goes on
in every cell. Oxygen/CO2 moving in and out of the cells/lungs

What is negative pressure breathing? - answer✔✔Muscle contractions expand lungs, lowering
air pressure inside and allow air to be pulled into lungs.

what is the uvula? - answer✔✔free projection hanging down from the middle of the soft palate.
Prevents food from entering the nasal cavity.

What is the epiglottis and what does it do? - answer✔✔It is a flap of skin that is at the base of the
tongue.
it opens and closes during breathing, preventing food from entering the airways.

What is the vallecula? - answer✔✔An anatomic space or "pocket" located between the base of
the tongue and the epiglottis. It is an important landmark for endotracheal intubation.

What is the pharynx? - answer✔✔back of throat behind the nose and mouth

What does the upper airway consist of? - answer✔✔Nose, mouth, jaw, oral cavity, pharynx, and
larynx. *Ends at the larynx*

what does the lower airway consist of? - answer✔✔The trachea, the lungs, the bronchus (larger
airways), the bronchiles (smaller airway), and finally the alveoli

what is the jugular notch (sternal notch)? - answer✔✔concave upper border of the manubrium

What is the xiphoid process? - answer✔✔sword-shaped lower tip of the sternum

Parts of spine from top to bottom - answer✔✔C1 (atlas)
C2 (axis)
C3-C7
T1-T12
L1-L5
Sacral (1-5 fused)
Cocyx (1-4 fused)

, ©EXAM STUDY MATERIAL 8/9/2024 11:50 AM


what are the three types of muscles? - answer✔✔skeletal (voluntary), smooth and cardiac
(involuntary)

anatomy of lungs - answer✔✔right lung has three lobes and is shorter;left has two and is longer

occipital bone - answer✔✔Bone that protrudes at the base of the skull

parietal bone - answer✔✔either of two skull bones between the frontal and occipital bones and
forming the top and sides of the cranium

frontal bone - answer✔✔bone that forms the forehead

temporal bone - answer✔✔bone that forms parts of the side of the skull and floor of the cranial
activity. There is a right and left temporal bone.

mandible - answer✔✔lower jaw bone

foramen magnum - answer✔✔A large opening at the base of the skull through which the brain
connects to the spinal cord.

maxilla bone - answer✔✔upper jaw bone

Zygomatic bone - answer✔✔cheek bone

sphenoid bone - answer✔✔Bone that joins all of the bones of the cranium together

How does blood flow through the heart? - answer✔✔Inferior and superior vena cava (1) dump
blood into the right atrium (2)
Right ventricle (3)
2 pulmonary arteries (4) that lead to the lungs (5) where blood becomes oxygenated
Pulmonary veins (6) bring blood from the lungs back to the left atrium (7)
Left ventricle (8) is large and muscular to pump blood into the aorta (9) and to the rest of the
body (10)
Eventually blood will be pumped back to each vena cava (1)

coronary arteries - answer✔✔the two arteries that supply blood to the heart muscle

left coronary artery (LCA) - answer✔✔travels through the coronary sulcus under the left auricle
and divides into two branches

left circumflex artery - answer✔✔Supplies blood to the lateral walls of the LEFT ventricle, the
LEFT atrium and in 50% of the population, to the SA node. It also supplies blood to the LEFT

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