Which of the Following Is FALSE Regarding Single-Unit Smooth Muscle

question 95

Multiple Choice

Which of the following is FALSE regarding single-unit smooth muscle cells?

• A) They have an individual neuron innervating of each individual smooth-muscle cell.
• B) They have many gap junctions between cells.
• C) They may have pacemaker activity.
• D) They may respond to stretch by contracting.
• E) They exhibit tone.

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Definitions:

Male Urethra

The tube that conveys urine from the bladder to the outside of the male body and also serves as a passage for semen during ejaculation.

Primary Spermatocyte

A diploid cell in the testes that undergoes the first division of meiosis to produce two secondary spermatocytes.

Meiotic Division

A type of cell division that reduces the chromosome number by half, resulting in the production of gametes or spores.

Spermatic Cord

This is a bundle of fibers and tissues that run from the abdomen to the testes, containing blood vessels, nerves, and the vas deferens.