Spinal interneurons inhibit antagonist motor neurons in a process called
A) a crossed extensor reflex.
B) a stretch reflex.
C) a tendon reflex.
D) reciprocal inhibition.
E) reverberating circuits.
Answer: D
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Which type of information can graded potentials convey to the central nervous system?
A) Size of environmental change
B) Same information as action potentials
C) Length of signal sent and received
D) Amount of electricity generated
You receive a call to the county jail for a male inmate who is unresponsive. According to the jailor, the patient was arrested for being "drunk." Your assessment reveals that the patient is profusely diaphoretic, and his respirations are rapid and shallow. His blood glucose level reads 30 mg/dL. As your partner assists the patient's ventilations, you start an IV and administer 50% dextrose. Reassessment reveals that the patient is responsive to pain only and his blood glucose level is 46 mg/dL. You should:
A) intubate his trachea to prevent aspiration and transport him immediately. B) administer a second dose of dextrose and prepare for immediate transport. C) give him 1 mg of glucagon IM and reassess his blood glucose. D) conclude that he will require immediate definitive care and begin transport.
An increase in blood viscosity will cause an increase in peripheral resistance
Indicate whether the statement is true or false
The __________ is the clear extracellular matrix of the blood.
Fill in the blank(s) with the appropriate word(s).