Health Assessment Jarvis Ch 26: Anus, Rectum, & Pr
Health Assessment Jarvis Ch 26: Anus, Rectum, & Pr
Exam (elaborations)
Health Assessment Jarvis Ch 26: Anus, Rectum, & Prostate EXAM 2024 WITH CORRRECT ANSWERS
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Health Assessment Jarvis Ch 26: Anus, Rectum, & Pr
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Health Assessment Jarvis Ch 26: Anus, Rectum, & Pr
Which of these statements about the anal canal is true? The anal canal:
A)
is about 2 cm long in the adult.
B)
slants backward toward the sacrum.
C)
contains hair and sebaceous glands.
D)
is the outlet for the gastrointestinal tract. correct answers ANS: D
The anal canal is the outlet for...
Health Assessment Jarvis Ch 26: Anus,
Rectum, & Prostate
Which of these statements about the anal canal is true? The anal canal:
A)
is about 2 cm long in the adult.
B)
slants backward toward the sacrum.
C)
contains hair and sebaceous glands.
D)
is the outlet for the gastrointestinal tract. correct answers ANS: D
The anal canal is the outlet for the gastrointestinal tract, and it is about 3.8 cm long in
the adult. It is lined with a modified skin that does not contain hair or sebaceous glands,
and it slants forward toward the umbilicus.
Which of these statements about the sphincters is correct?
A)
The internal sphincter is under voluntary control.
B)
The external sphincter is under voluntary control.
C)
Both sphincters remain slightly relaxed at all times.
D)
The internal sphincter surrounds the external sphincter. correct answers ANS: B
The external sphincter surrounds the internal sphincter but also has a small section
overriding the tip of the internal sphincter at the opening. The external sphincter is under
voluntary control. Except for the passing of feces and gas, the sphincters keep the anal
canal tightly closed.
The nurse is performing an examination of the anus and rectum. Which of these
statements is correct and important to remember during this examination?
A)
The rectum is about 8 cm long.
B)
The anorectal junction cannot be palpated.
C)
Above the anal canal, the rectum turns anteriorly.
D)
There are no sensory nerves in the anal canal or rectum. correct answers ANS: B
The anal columns are folds of mucosa that extend vertically down from the rectum and
end in the anorectal junction. This junction is not palpable, but it is visible on
, proctoscopy. The rectum is 12 cm long, and just above the anal canal, the rectum
dilates and turns posteriorly.
The structure that secretes a thin, milky alkaline fluid to enhance the viability of sperm is
the:
A)
Cowper's gland.
B)
prostate gland.
C)
median sulcus.
D)
bulbourethral gland. correct answers ANS: B
In men, the prostate gland secretes a thin milky alkaline fluid that enhances sperm
viability. The Cowper's glands (also known as bulbourethral glands) secrete a clear,
viscid mucus. The median sulcus is a groove dividing the lobes of the prostate gland
and does not secrete fluid.
A 46-year-old man requires assessment of his sigmoid colon. The nurse is aware that
which of these is most appropriate for this examination?
A)
Proctoscope
B)
Ultrasound
C)
Colonoscope
D)
Rectal exam with an examining finger correct answers ANS: C
The sigmoid colon is 40 cm long and is accessible to examination only with the
colonoscope. The other responses are not appropriate for examination of the entire
sigmoid colon.
The nurse is caring for a newborn infant. Thirty hours after birth, the infant passes a
dark green meconium stool. The nurse recognizes that this is important because:
A)
this stool would indicate anal patency.
B)
the dark green color could indicate occult blood in the stool.
C)
meconium stool can be reflective of distress in the newborn.
D)
the newborn should have passed the first stool within 12 hours after birth. correct
answers ANS: A
The first stool passed by the newborn is dark green meconium and occurs within 24 to
48 hours of birth, indicating anal patency. The other responses are not correct
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