In the process known as Wallerian degeneration,

A) macrophages remove the debris of damaged axons.
B) Schwann cells completely degenerate.
C) the axon proximal to the injury degenerates.
D) no trace is left of the path taken by a previous axon.
E) All of the answers are correct.


A) macrophages remove the debris of damaged axons.

Anatomy & Physiology

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In the process known as Wallerian degeneration,

A) macrophages remove the debris of damaged axons. B) Schwann cells completely degenerate. C) the axon proximal to the injury degenerates. D) no trace is left of the path taken by a previous axon. E) All of the answers are correct.

Anatomy & Physiology

Which of the following is NOT a means of parasympathetic innervation of effectors?

A. Vagus nerve and thoracic nerve plexuses B. Abdominal nerve plexuses C. Pelvic splanchnic nerves and pelvic nerve plexuses D. Spinal nerves E. Cranial nerves to the head and neck

Anatomy & Physiology

T cells release cytokines to stimulate the activation of

A) APCs. B) B cells. C) antibodies. D) immunoglobulins. E) plasma cells.

Anatomy & Physiology

The postganglionic parasympathetic fibers that are controlled by pelvic splanchnic nerves innervate thea: Large intestineb: Reproductive organsc: Salivary glandsd: Pupillary constrictor musclese: Urinary bladderf: Ureters

A. b, c, e B. a, d, e C. a, c D. a, b, e, f E. c, d, f

Anatomy & Physiology