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3rd Year Anatomy > Extra - Male Reproductive Anatomy > Flashcards

Extra - Male Reproductive Anatomy Flashcards

1
Q

What is the male reproductive organ?

A

The testes

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2
Q

What are the 4 main accessory male reproductive organs?

A

The penis, vas deferens, seminal glands and prostate gland

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3
Q

Is the internal urethral sphincter in the male bladder neck voluntary or involuntary?

A

Involuntary

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4
Q

Is the male external urethral sphincter voluntary or involuntary?

A

Voluntary

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5
Q

What is the most anterior organ in the pelvis?

A

The bladder

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6
Q

When the bladder is empty, what does it lie posterior to?

A

The pubic bone

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7
Q

In males, what lies inferior to the bladder?

A

The prostate gland

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8
Q

In males, what lies posterior to the bladder?

A

The rectum

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9
Q

What structures form the trigone of the bladder?

A

2 ureteric orifaces and the internal urethral oriface

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10
Q

The bladder wall is formed of which muscle?

A

The detrusor muscle

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11
Q

What is the internal urethral sphincter composed of?

A

Detrusor muscle

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12
Q

When does the internal urethral sphincter contract and what is the purpose of this?

A

During ejaculation, to prevent retrograde ejaculation

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13
Q

Where do the testes develop? Where do they end up?

A

On the posterior abdominal wall / in the scrotum

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14
Q

During their descent, the testes descend through the anterior abdominal wall within what structure?

A

Inguinal canal

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15
Q

What are the structures contained within the spermatic cord?

A

Testicular artery and vein, lymphatic vessels, vas deferents, cremasteric muscle

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16
Q

Inside the scrotum the testis sit within a sac known as what? When this sac fills with fluid what is this known as?

A

Tunica vaginalis / hydrocele

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17
Q

Where are sperm produced?

A

In the seminiferous tubules

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18
Q

In the seminiferous tubules, the temperature is around 1 degree lower than the rest of the body. What structure helps to control this?

A

The Dartos muscle

19
Q

From the seminiferous tubules within the testis, the sperm pass into where, and then where?

A

The rete testis, and then the head of the epididymis

20
Q

The epididymis goes on to become what?

A

The vas deferens

21
Q

The epididymis is located at what aspect of the testis?

A

Posterior

22
Q

Where can the vas deferens be palpated?

A

Within the spermatic cord - in the scrotum, superiorly

23
Q

The arteries supplying blood to the testes arise from where?

A

The abdominal aorta (lateral)

24
Q

The left testicular vein drains into where?

A

The left renal vein

25
Q

The right testicular vein drains into where?

A

The IVC

26
Q

To get into/out of the inguinal canal, the blood supply to the testes passes through where?

A

The deep inguinal ring

27
Q

The seminal gland produces seminal fluid which is rich in what?

A

Fructose

28
Q

The prostate gland surrounds what structure?

A

The prostatic urethra

29
Q

The inferior aspect of the prostate gland is in contact with what structure?

A

Levator ani

30
Q

Most cancers arise from which zone of the prostate gland?

A

The peripheral zone

31
Q

Complete the sentence about the route of sperm: the vas deferens passes ? in the spermatic cord, to the deep inguinal ring. At the deep inguinal ring, the vas deferens turns ? into the pelvis and travels ? to the bladder

A

Superiorly / medially / posterior

32
Q

The right and left ejaculatory ducts join together where?

A

At the prostate gland

33
Q

The anatomical position of the penis is what?

A

Erect

34
Q

The root of the penis is laterally attached to which bone of the pelvis?

A

Ischium

35
Q

Which cylinders of erectile tissue are located posteriorly in the penis?

A

The right and left corpus cavernosum

36
Q

The corpus cavernosum transmit what structure?

A

The deep artery of the penis

37
Q

The corpus spongiosum transmit what structure?

A

The spongey urethra

38
Q

Which type of erectile cylinder expands distally to form the glans penis?

A

The corpus spongiosum

39
Q

The blood supply to the penis is primary via what? Which branches from what? Which branches from what?

A

Deep arteries of the penis / internal pudendal artery / internal iliac artery

40
Q

Blood supply to the scrotum is via the anterior scrotal artery which branches from where? And the posterior scrotal artery which branches from where?

A

External iliac artery / internal pudendal artery

41
Q

Lymph from the scrotum and most of the penis (except the glans) drains to which nodes?

A

Superficial inguinal

42
Q

Lymph from the testes drains to which nodes?

A

Lumbar/para-aortic nodes

43
Q

cover and name

A

3rd Year Anatomy (21 decks)

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