A&P Lab, Final Exam, Exercise 22
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A band of connective tissue in the midline of the anterior abdominal wall called the ___________________ serves as a muscle attachment.
The ___________________ muscle spans from the ribs and sternum to the pubic bones.
The ______________________ forms the third layer (deepest layer) of the abdominal wall
The action of the external oblique muscle is to _____________________________.
tense abdominal wall and compress abdominal contents
The action of the rectus abdominis is to _______________________________.
tense abdominal wall and compress abdominal contents and flex vertebral column
The iliocostalis, longissimus, and spinalis muscles together form the _________________________.
errector spine group
(three deep back muscle groups of the...)
The levator ani and coccygeus together form the _____________________.
The levator ani provides a sphincterlike action in the ______________________.
anal canal and vagina
The action of the coccygeus is to _______________________________________________________________________.
support pelvic viscera and provide sphincterlike action in anal canal and vagina
The ____________________ surrounds the base of penis.
In femals, the bulbospongiosus acts to ____________________________________.
constrict vagina and assist in erection of clitoris
The ischiocavernosus extends from the margin of the pubic arch to the _____________________________.
In the femal, the ________________ muscles are seperated by the vagina, urethra, and anal canal.
The action of the superficial transversus perinei is to _______________________.
support pelvic viscera
The coccygeus extends from the coccyx and sacrum to the ___________________.
The ________________ assists in closing the uretha.
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