North Seattle College EMT Entrance Exam 2024 with complete solution RUQ - Liver, gallbladder, major vessels LUQ - Stomach, spleen, pancreas RLQ - appendix LLQ - Intestine Cranial Cavity - Contains the brain, protected by skull Spinal Cavity - Extends from base of skull to lower back. contains spinal chord and is protected by vertebral column Central nervous system - brain and spinal cord thoracic cavity - Below neck, above diaphragm. protected by rig cage, contains heart, lungs and major vessels Pericardial Cavity - surrounds the heart Pleural cavity - surrounds the lungs Abdominal cavity - Contains stomach, intestines, spleen, and liver, and other organs axial skeleton - Skull, spinal column, sternum and ribs 1 / 3
appendicular skeleton - upper/lower extremities, shoulder girdle and pelvic girdle Shoulder girdle - clavicle and scapula Pelvic girdle - ilium, sacrum, coccyx, pubis and ischium Tendons - Connect muscle to bone Ligaments - Connect bone to bone/cartilege Face bones - Orbits, nasal bones, maxilla, mandible, and zygomatic bones Spine - 7 cervical, 12 thoracic, 5 lumbar, 5 (fused) sacrum, 4 (fused) coccyx Skeletal muscles - Voluntary muscle that facilitates movement of the body Smooth muscle - Involuntary muscle found inside many internal organs of the body cardiac muscle - Involuntary muscle tissue found only in the heart.Upper airway - Nose, pharynx, larynx Lower airway - trachea, lungs, bronchi, bronchioles, alveoli Sinuses - Produce mucus and trap bacteria Pharynx - throat 2 / 3
Nasopharynx - region of the pharynx at the back of the nose and above the soft palate Oropharynx - central portion of the pharynx between the roof of the mouth and the upper edge of the epiglottis Laryngopharynx - Lower throat that surrounds openings of esophagus and larynx Larynx - Connects pharynx with trachea. Voice box Thyroid cartilage - adams apple, the largest cartilage of the larynx Hyoid bone - a U-shaped bone in the neck that supports the tongue.Epiglottis - A flap of tissue that seals off the windpipe and prevents food from entering.Trachea - Windpipe that continues to chest and branches into right and left primary bronchus Alveoli - tiny sacs of lung tissue specialized for the movement of gases between air and blood Right Lung - Spongy, air-filled organ with 3 lobes Left lung - Spongy, air-filled organ with 2 lobes and a cardiac notch Mediastinum - Space in the middle of the chest between the lungs Pleurae - serous membranes that form an envelope between the lungs and the chest wall Intercostal muscles - muscles between the ribs that contract when breathing
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