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What are the parts of the tongue? - CORRECT ANSWER-tip, blade, dorsum,
root and lingual frenulum.
What are the intrinsic muscles of the tongue? - CORRECT ANSWER-All
innervated by CN 12
Superior longitudinal muscle: shortens tongue. turns tip upward.
Inferior longitudinal muscle: shortens tongue. turns tip downward.
Transverse muscle: elongates tongue
Vertical muscle: narrows tongue
What are the extrinsic muscles of the tongue? - CORRECT ANSWER-All
innervated by CN 12
Genioglossus: forms bulk of tongue. retracts, draws tongue downward
Styloglossus: draws tongue up and back
Hyoglossus: retracts and depresses tongue
,Chondroglossus: depresses tongue
Palatoglossus: elevates tongue and depresses velum
What are Piaget's stages of cognitive development? - CORRECT ANSWER-
Sensorimotor (0-2)
Preoperational (2-7)
Concrete (7-11)
Formal (11+)
What are the muscles involved in inspiration? - CORRECT ANSWER-Diaphragm
External intercostal muscles: raise the ribs up and out
Serratus posterior superior: elevates rib cage
Levator costarum brevis: elevates rib cage
Levator costarum logies: elevates rib cage
What are the muscles involved in expiration? - CORRECT ANSWER-Internal
intercostal muscles
Latissimus dorsi
Rectum abdominis
Transverse abdominis
,Internal oblique abdominal
Quadrates lumborum
What structures are involved in respiration? - CORRECT ANSWER-Lungs
Bronchi
Trachea
Spinal column
Sternum: manubrium, corpus, xiphoid process
Rib cage
What is the myoelastic-aerodynamic theory? - CORRECT ANSWER-It's a theory
of phonation. VF closure -> build up of sub glottal air pressure -> pressure blows
the folds apart -> folds vibrate -> air moves through glottal opening, decreasing
pressure -> folds sucked back together.
What are the laryngeal cartilages? - CORRECT ANSWER-Hyoid bone
Epiglottis
Thyroid cartilage
Cricoid cartilage
Arytenoids
, Corniculates
Discuss the vocal folds, aryepiglottic folds and ventricular folds. - CORRECT
ANSWER-Vocal folds:
They have three layers
Epithelium: the outer cover.
Lamina propia: the middle.
Vocalis muscle: the body
Aryepiglottic folds:
They go from arytenoids to larynx. Help preserve airway.
Ventricular folds:
Sometimes vibrate with low frequencies.
What are the intrinsic muscles involved in phonation? - CORRECT ANSWER-
internal thyroarytenoid: it's the primary portion of thryoarynteoid muscles. it
vibrates and produces sounds.
cricothyroid: lengthens and tenses vocal folds.