The ____________ is the region of the retina where the optic nerve exits and the blood vessels enter the eye
a. fovea
b. optic disc
c. macula lutea
d. corpus luteum
e. pupil
B
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A primary function of the skeletal system is
A) maintaining the normal concentrations of calcium and phosphate ions in body fluids. B) absorbing the shock of unexpected rapid body movements. C) facilitating transmission of nerve impulses. D) cushioning abdominal organs such as the kidneys. E) contracting muscles.
Olfactory receptors cells send their action potentials through openings in the ethmoid bone, and synapse with neurons in the
A. cribriform plate. B. thalamus. C. olfactory cortex. D. olfactory foramina. E. olfactory bulbs.
When assessing a patient with maxillofacial trauma, it is MOST important to:
A) gently palpate the maxilla, mandible, and zygoma to elicit crepitus. B) protect the cervical spine and monitor the patient's neurologic status. C) apply a cervical collar and determine if the patient has visual disturbances. D) have the patient open his or her mouth and assess for dental malocclusion.
Which is a ligament associated with the wrist?
A. flexor retinaculum manus B. coracohumeral C. transverse humeral D. anconeus