Reproductive System

Question 1

Define Gametes

Answer 1

Male and female reproductive cells

Question 2

What are Gonads

Answer 2

Reproductive organs, produce gametes

Question 3

What are ducts for

Answer 3

Transport gametes

Question 4

What is the function of accessory glands and organs

Answer 4

Secrete fluids

Question 5

What do the testes secrete

Answer 5

Androgens

Question 6

What do the testes produce

Answer 6

.5 billion spermatozoa

Question 7

What do the ovaries release once a month

Answer 7

One oocyte which is an immature gamete

Question 8

What is the pathway of sperm through the testes

Answer 8

1. Seminiferous tubules
2. Straight tubules
3. Rete testis
4. Efferent ducts
5. Ductus epididymis
6. Vas deferens

Question 9

Where does the ejaculatory duct penetrate into?

Answer 9

Muscular wall of prostate gland

Question 10

What is the function of the ejaculatory duct?

Answer 10

Adding fluid to prostatic urethra prior to ejaculation

Question 11

What is the function of Seminal glands

Answer 11

Aid in production of semen by producing mucous that combines with spermatozoa

Question 12

What is the function of Prostate gland

Answer 12

Produce thin milky white fluid that has calcium, citrate, and phosphate

Question 13

What is the bulbourethral gland do

Answer 13

Neutralizes urea and lubricates

Question 14

What are the three sections of the urethra

Answer 14

1. Prostatic urethra
2. Membranous urethra
3. Songs urethra

Question 15

Name the structures of the spermatic cord

Answer 15

1. Testicular artery
2. Pampiniform plexus of veins
3. Autonomic nerves
4. Lymphatic vessels
5. Vas deferens

Question 16

Where does sperm formation occur?

Answer 16

Seminiferous tubules

Question 17

What stages of sperm development occur in seminiferous tubules

Answer 17

1. Spermatogonia
2. Primary spermatocyte
3. Secondary spermatocyte
4. Spermatid
   5 spermatozoa

Question 18

Function of nurse cells

Answer 18

Support spermatogenesis

Question 19

Function of leydig cells

Answer 19

Secrete testosterone

Question 20

Where is spermatogenesis occurring

Answer 20

Between two Sertoli cells (nurse cells)

Question 21

What does spermatogonia 2n go through and become

Answer 21

Mitosis and become primary spermatocytes

Question 22

What do primary spermatocyte 2n as go through and become

Answer 22

Meiosis I and become secondary spermatocytes

Question 23

What do secondary spermatocytes 1n go through and become…

Answer 23

Meiosis II becoming spermatids 1n

Question 24

What do spermatids 1n go through and become

Answer 24

Maturation and development and become spermatozoa 1n

Question 25

What is spermiogenesis

Answer 25

The maturation and development of a spermarid

Question 26

What do nurse cells do?

Answer 26

Maintain blood testis barrier and support mitosis meiosis

Question 27

What does the head middle piece and tail contain and or function of the sperm

Answer 27

Head contains acrosomes to fight through vagina The middle piece contains mitochondria to produce ATP The ATP powers the tail that is only flagellum to move the sperm

Question 28

Where is the site of sperm maturation

Answer 28

Epididymis

Question 29

What kind of epithelium is the epididymis

Answer 29

Pseudostratified ciliated columnar

Question 30

How much semen is ejaculated at one time

Answer 30

2-5 mL

Question 31

How much spermatozoa per mL of semen

Answer 31

50-130 million

Question 32

What is the contents of seminal fluid (semen)

Answer 32

60% seminal glands 30% prostate glands 5% nurse cells and epididymis <5% bulbourethral glands

Question 33

What is a function of the epididymis

Answer 33

Recycles damaged spermatozoa

Question 34

How does the epididymis monitor and adjust fluid composition

Answer 34

Stereocilia

Question 35

What are the walls of the uterus and what does it contain

Answer 35

90% Myometrium, the muscular tissue 10% endometrium, the glandular tissue, blood vessels Perimetrium the serosa

Question 36

What are the phases of the menstrual cycle

Answer 36

1. Menses 2. Proliferative phase 3. Secretory phase

Question 37

What makes up the follicular phase?

Answer 37

Menses and proliferative phase

Question 38

What makes up the luteal phase

Answer 38

Secretory phase

Question 39

What happens during menses

Answer 39

Endometrial sloughing

Question 40

What 3 things happens during proliferative phase

Answer 40

1. Restoration of functional epithelium 2. Follicles enlarge 3. It is estrogen induced 4. Occurs during the days of 7-14

Question 41

What's happens during secretory phase

Answer 41

Glands enlarge and begins at 14 days

Question 42

What makes up the Fallopian tubes | 4

Answer 42

1. Infundibulum 2. Fimbriae 3. Ampulla 4. Isthmus

Question 43

What are the 5 stages of follicular development

Answer 43

1. Primordial 2. Primary 3. Secondary 4. Graafian 5. Ovulation

Question 44

What is oogenesis

Answer 44

Creation of eggs

Question 45

How many lactiferous sinuses are there in the breast

Answer 45

15-20

Question 46

What does prolactin do

Answer 46

Promotes the synthesis of milk

Question 47

What does oxytocin do

Answer 47

Causes contractions during labor and after birth

Question 48

When does testosterone circulate

Answer 48

When bound to gonadal steroid binding globulin or albumin

Question 49

What is testosterone converted into?

Answer 49

DHT