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BIOL 2320 Final Exam #1 questions with correct answers
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BIOL 2320 Final Exam #1 questions with correct answers
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BIOL 2320 Final Exam #1What is the main purpose of the male reproductive system? - correct answer ✔✔To impregnate the
female
What are the primary gonads of the male? - correct answer ✔✔The testes
What are the male accessory sex organs? - correct answer ✔✔-Ducts and tubules leading to the penis
-Male accessory glands
-Penis
What is the male organ of copulation? - correct answer ✔✔Penis
What is the scrotum and where is it located? - correct answer ✔✔-Sac-like skin
-Protects the testes and is located at the base of the penis
How are the testis situated? - correct answer ✔✔-Left testis is normally lower than the one on the right
to allow them to avoid collusions when they are compressed towards the midline
-In situs inversus it is the right testis that is lower
What is the ideal temperature of the scrotum? - correct answer ✔✔-96 degrees F or 34.4 degrees C
-In the scrotum so testis don't get too hot
-Better to wear boxers
What is the fibrous septum? - correct answer ✔✔-Divides the scrotum into left and right halves
-This compartmentalization helps to limit trauma or disease to one testis so fertility will remain
Is trauma to the scrotum common? How can it be prevented? - correct answer ✔✔-Yes; can cause
potential damage to the testes
, -Not uncommon because the scrotum is located on the anterior surface of the body
-A protective plastic cup can reduce such injuries
What is the raphe? - correct answer ✔✔-Obvious seam that extends from the anus to the scrotum, and
up the bottom side of the penis
-Scrotal raphe and perineal raphe
What is the dartos? - correct answer ✔✔-Smooth muscle that wrinkles the scrotum
-Relaxes when warm
What happens when the testicles get cold? - correct answer ✔✔The cremaster muscle and dartos
muscle retract to pull up testicles
What is the cremaster? - correct answer ✔✔-Skeletal muscle
-Raises or lowers the testes
-Conscious control
-Continuation of the internal oblique muscle of the abdominal wall
What are the layers of the spermatic cord? - correct answer ✔✔-External spermatic fascia
-Cremaster muscle within cremasteric fascia
-Internal spermatic fascia
What are the structures within the spermatic cord? - correct answer ✔✔-Ductus deferens
-Pampiniform plexus
-Testicular artery
-Testicular nerve
What is the pampiniform plexus? - correct answer ✔✔A network of veins that helps cool the blood to
the scrotum
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