Questions and Answers 100% Accurate
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
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)
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.