Studying the location and names of body organs is an example of which science?
Anatomy
How does decreased blood volume impair perfusion?
There is less blood available to deliver oxygen and nutrients to tissues.
Movement of air in and out of lungs.
Ventilation
What happens to a cell if too much sodium accumulates inside?
Water moves into the cell, causing it to swell and possibly rupture.
Bluish skin from low oxygen.
Cyanosis
What is the medical term for yellow discoloration of the skin?
Jaundice
What effect does parasympathetic nervous system stimulation have on the heart?
Slows the heart rate
Exchange of oxygen and carbon dioxide at the cellular level.
Respiration
Why does shock eventually cause cell death if left untreated?
Cells are deprived of oxygen and nutrients.
Pale skin from poor perfusion.
Pallor
Pain in the thoracic spine refers to which region of the body?
Upper and mid-back
What is the normal adult heart rate range? At what point is it considered bradycardia?
• Normal: 60–100 bpm
• Bradycardia: < 60 bpm
Amount of oxygen carried in the blood.
Oxygenation
What does excessive bruising indicate in a patient with liver disease and low platelets?
Increased bleeding risk
Yellow skin from liver issues.
Jaundice
Which connective tissue connects muscle to bone?
Tendon
What is the most abundant formed element in the blood?
Red blood cells
Delivery of oxygenated blood to tissues.
Perfusion
What is the primary fuel for the cell?
Glucose
Red skin from fever or vasodilation.
Flushed
Where is the right midaxillary region located?
Right side of the chest, midway under the armpit
What immediate step should you take if you cannot locate a radial pulse on a confused adult?
Check a carotid pulse
What is the normal adult respiratory rate?
12–20 breaths per minute
What key feature distinguishes cardiac muscle from smooth muscle?
Cardiac muscle contracts automatically and rhythmically
What does the term ataxia mean?
Lack of coordination