Anterior Triangle of the Neck- Practice Questions with Complete Answers
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Anterior Triangle of the Neck- Practice
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Anterior Triangle Of The Neck- Practice
A person receives a shallow knife wound just behind the sternocleidomastoid muscle and about 1
1/2 inches above the clavicle. There is an immediate numbness of the skin below the wound and
over the acromion and clavicle. The nerve most likely severed was the ________.
A) Greater auricular
B) Le...
Anterior Triangle of the Neck - Practice Questions with Complete A nswers A person receives a shallow knife wound just behind the sternocleidomastoid muscle and about 1 1/2 inches above the clavicle. There is an immediate numbness of the skin below the wound and over the acromion and clavicle. The nerve most likely severed was t he ________. A) Greater auricular B) Lesser occipital C) Supraclavicular D) Suprascapular E) Transverse cervical ✔✔C) Supraclavicular; The supraclavicular nerves come from C3 and C4 in the cervical plexus. These cutaneous nerves provide sensory innervation to the skin of the root of the neck, upper chest, and upper shoulder . Which muscle is innervated by a branch of the ansa cervicalis? A) Sternocleidomastoid B) Platysma C) Sternohyoid D) Trapezius ✔✔C) Sternohyoid; The sternohyoid is one of the strap musc les which runs from the manubrium and the sternal end of the clavicle to the hyoid bone. It is innervated by the ansa cervicalis, and it depresses and stabilizes the hyoid bone. The layer of encircling cervical fascia that splits to enclose sternocleidoma stoid and trapezius muscles is the: A) Superficial fascia B) Superficial layer of deep fascia C) Infrahyoid fascia D) Prevertebral fascia E) Visceral fascia ✔✔B) Superficial layer of deep fascia; The superficial layer of deep cervical fascia extends betwee n trapezius and sternocleidomastoid in the posterior triangle and between the paired sternocleidomastoid muscles in the anterior triangle. Which of the following is a dorsal ramus of a spinal nerve? A) Supraclavicular n. B) Transverse cervical n. C) Great auricular n. D) Greater occipital n.
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