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
Identify the meningeal layer immediately deep to the subdural space.
a. arachnoid mater b. pia mater c. dura mater d. epidural space
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.
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