Exam 13: The Spinal Cord, Spinal Nerves, and Spinal Reflexes

While playing football, Ramón is tackled hard, and as he tries to get up, he finds that he has difficultyflexing and adducting his left thigh and extending his left leg. Which nerve innervating the lower limb may be damaged, and how would the damage affect sensory perception in Ramón's left leg?

Cerebrospinal fluid flows within the

The largest peripheral nerve is the ________ nerve.

The ________ reflex complements the flexor reflex by activating contralateral muscles.

Sometimes, when it is difficult to initiate a knee-jerk reflex by tapping the patellar tendon, a patientwill be asked to voluntarily make a fist. Then the reflex will be easily evoked. What does this illustrate about the relation between voluntary and involuntary reflex movement?

Recognized neuronal circuit patterns include all of the following except

Figure 13-1 The Spinal Cord Use Figure 13-1 to answer the following questions: -Identify the structure labeled "4."

Which of the following is not true of meningitis?

Large bundles of axons from several spinal nerves in the brachial plexus are termed

The condition in which a person loses all feeling and movement of the arms and legs due to spinal cord injury is termed

The brachial plexus gives rise to all of the following nerves except the

The anterior root of a spinal nerve contains

The layer of the meninges in direct contact with the spinal cord is the

During the procedure known as a(n) ________, a needle is inserted into the subarachnoid space in the inferior lumbar region.

Figure 13-2 Spinal Nerves Use Figure 13-2 to answer the following questions: -Identify the structure labeled "3."

Samples of CSF for diagnostic purposes are normally obtained by placing the tip of a needle in the

Reflexes that activate muscles on the opposite side of the body as the stimulus are called

In-Text Figure Based Questions -The axillary, radial, and ulnar nerves branch from which plexus? (Figure 13-9)

Mary is in an automobile accident and suffers a spinal cord injury. She has lost feeling in her lower body.Her doctor tells her that swelling is compressing a portion of her spinal cord. Which part of her cord is likely to be compressed?

In an adult, the conus medullaris is found at about