Dennis has lost the ability to voluntarily raise his left arm due to damage to his spinal cord and associated nerves. Which of the following is a possible explanation for Dennis's symptom?
A. One or more ventral roots in the cervical region of the spinal cord have been damaged.
B. One or more ventral roots in the thoracic region of the spinal cord have been damaged.
C. One or more dorsal roots in the thoracic region of the spinal cord have been damaged.
D. One or more dorsal roots in the cervical region of the spinal cord have been damaged.
Answer: A
You might also like to view...
Sensory ______ is the ability the brain has to prioritize the sensory input it receives and to ignore unimportant stimuli
A. perception B. adaptation C. sensation
Activation of Golf in the olfactory receptor cells causes ________ to open, which causes the frequency of action potentials to ________.
Fill in the blank(s) with the appropriate word(s).
The term fixed acid means:
a. an acid that does not break down to form a gas b. a weak acid that will not dissociate c. an acid that cannot be broken down to a simpler substance d. an acid that resists neutralization
An increase in plasma osmolality will cause the secretion of ADH.
Answer the following statement true (T) or false (F)