Asked by Carle Le Roux on Sep 25, 2024
Which of the following is not true of the urethra?
A) It is about the same length in males and females.
B) It contains two sphincters, one composed of smooth muscle, and the other composed of skeletal muscle.
C) The type of epithelium found in the mucous coat changes between the base of the urinary bladder and the external urethral orifice.
D) It contains urethral glands, which secrete protective mucus into the lumen of the urethra.
E) All of these are true of the urethra.
Urethral Sphincters
Circular muscles that control the passage of urine out of the bladder through the urethra, with both involuntary internal and voluntary external components.
Epithelium
A layer of cells covering the body surfaces, lining cavities and organs, and forming glands.
Mucous Coat
A protective layer of mucus lining various cavities and canals in the body, such as the digestive and respiratory tracts, which traps pathogens and particles.
- Comprehend the anatomical and operational characteristics of the urinary bladder and urethra.
Learning Objectives
- Comprehend the anatomical and operational characteristics of the urinary bladder and urethra.