6 - The Pelvis and Urinary System 2

Question 1

What 3 bones are the bony pelvis made up of?

Answer 1

The ileum, the ishium and the pubis

Question 2

What do the 3 fused bones come together to form?

Answer 2

The acetabulum

Question 3

What does the pubic synthesis articulate with in the anterior?

Answer 3

The midline

Question 4

What are the 2 types of pelvis?

Answer 4

The greater (false) & The lesser (true)

Question 5

Where does the lesser pelvis lie?

Answer 5

Between the pelvis inlet and the pelvic outlet

Question 6

What does the lesser pelvis consist of ?

Answer 6

The pelvic surfaces of hip bones, sacrum and coccyx.

Question 7

What is contained within the lesser pelvis?

Answer 7

• The pelvic colon
• Rectum
• Urethra
• Bladder
• Sex and reproductive organs
• External genetalia enclosed by
  peritoneum

Question 8

Where do the testes lie?

Answer 8

Within the scrotum

Question 9

What are the 2 muscles in the testes?

Answer 9

The dartos and The cremaster

Question 10

What do the 2 muslces in the testes do?

Answer 10

Help to regulate the temperature for production and micturition.

Question 11

What is the ideal body temp for the testes?

Answer 11

2-4 degrees below core temperature.

Question 12

How does the cremater help to regulate the temperature of the testes?

Answer 12

• In colder temeratures it contracts and brings the testes closer to the body, increasing the temperature.
• In warmer temperatures it relaxes to move the testes away from the body.

Question 13

What is the cremaster a continuation of ?

Answer 13

The external obliques

Question 14

What are the 2 connective tissue layers?

Answer 14

Tunica Vanginalis - double layered tissue
Tunica Albuginea - white, thick, dense layer invaginates into the testes separatig the lobules.

Question 15

What are the functions of testes?

Answer 15

• To produces androgens, mainly testosterone.
• To produce sperm via spermatogenesis.

Question 16

What are the testes controlled by?

Answer 16

The Anterior Pituitary gland

Question 17

What are the lobules further broken down into?

Answer 17

The seminiferous tubules

Question 18

What do the seminiferous tubules contain?

Answer 18

• The spermatogenic cells
• Leydig cells
• Sertoli cells (Which form the bloood testes barrier)

Question 19

What is the function of the blood testes barrier?

Answer 19

Prevents the immune system from attacking sperm cells.

Question 20

How long doe sthe sperm take in the epididymus before moving to the tail.

Answer 20

12 days

Question 21

What happens to the sperm in the testicular fluid?

Answer 21

Gains mobility

Question 22

Where is sperm stored till ejaculation?

Answer 22

In the Epididymus

Question 23

What is the tail of the epididymus continous with?

Answer 23

The Vas Deferens

Question 24

What ducts pass through the inguinal canal?

Answer 24

the vas deferens and the spermatic cord

Question 25

What is the widening of the vas deferens known as ?

Answer 25

The Ampulla

Question 26

What lies lateral to the vas deferens?

Answer 26

The seminal vesicle/gland

Question 27

What does the seminal gland do?

Answer 27

Create and secrets seminal fluid which makes up 60% of the ejaculate.

Question 28

What does the seminal fluid contain?

Answer 28

Fructose, used by the mitochondria to produce energy.

Question 29

What fluid does the prostate produce for the ejaculate?

Answer 29

A milky alkaline fluid that produces a coagulant and decoagulant effect.

Question 30

What fluid does the bulbourethral gland produce for the ejaculate?

Answer 30

A salty. thick secretion that acts as a lubricant (pre-ejaculate)

Question 31

What are the 2 tissues that make up the penis?

Answer 31

Corpus cavernosa and corpus spongiosum

Question 32

What innervation is needed for am errection?

Answer 32

Parasympathetic

Question 33

What innervation is needed for ejaculation?

Answer 33

Sympathetic

Question 34

What is the vagina?

Answer 34

A muscular tube continuous with the external vagainal oriface.

Question 35

What are the 3 layers of the uterus?

Answer 35

The Perimetrium, The Myometrium, The Endometrium.

Question 36

What lies lateral and superiorly to the uterus?

Answer 36

The fallopian tube.