When a person supinates during a closed chain activity, the head of the talus dorsiflexes and ____________________ on the calcaneus while the calcaneus ____________________
a. adducts, everts
b. abducts, everts
c. adducts, inverts
d. abducts, inverts
ANS: D
Due to the triplanar nature of the ankle, many motions occur in closed chain activity. During closed chain supination, the head of the talus dorsiflexes and abducts on the calcaneus, while the calcaneus inverts on the ground. In pronation, the talus plantar flexes and adducts, while the calcaneus everts.
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A 20-year-old waitress spilled hot coffee and burned her right forearm. When assessing the burn, you note a full-thickness burn surrounded by partial-thickness burns. The patient complains of pain in the surrounding partial-thickness burn, but not in the center where the full-thickness burn is located. As an EMT, you recognize that the patient does not localize pain to the center of the burn because of:
A) Damage of pain receptors in the epidermis B) Injury to pain receptors in the subcutaneous layer C) Destruction of pain receptors located in the dermis D) Injury of the epidermal nerve endings
Using the list, identify number 7 on the figure: _______________ _______________.
Fill in the blank(s) with the appropriate word(s).
