Second-order neurons synapse with third-order neurons in the ________.
A. dorsal root ganglion
B. spinal cord
C. cerebral cortex
D. medulla oblongata
E. thalamus
Answer: E
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When an antigen is bound to a Class II MHC protein, it can activate a ________ cell
A) plasma B) helper T C) NK D) suppressor T E) cytotoxic T
To separate the brainstem from the forebrain, a cut must be made between the
A) medulla and pons. B) pons and midbrain. C) midbrain and diencephalon. D) diencephalon and cerebrum. E) pons and cerebellum.
Identify the meningeal layer immediately deep to the subdural space.
a. arachnoid mater b. pia mater c. dura mater d. epidural space
Paramedics are called to a local mall where a 16-year-old boy involved his father's car in a low-speed car crash in the parking lot. No injuries are apparent on examination. The boy's heart rate is 90 beats/min, his blood pressure is 130/80 mm Hg, and his respiratory rate is 40 breats/min. The patient states that his fingers and toes are tingling and feel numb and that he is having heart palpitations. The patient's symptoms are most likely due to:
a. Excess carbon dioxide b. Excess carbon dioxide elimination c. Excess hydrogen ion elimination d. Excess hydrogen ions