Repro: a&p memorization

Question 1

Which nerve mediates erection?

Answer 1

Pelvic (PsNS)

Question 2

Which nerve mediates emission?

Answer 2

Hypogastric (SNS)

Question 3

Which nerve mediates ejaculation?

Answer 3

Pudendal (visceral/somatic)

Question 4

What cells form the blood-testis barrier? What type of junctions do they have?

Answer 4

Tight junctions btwn Sertoli cells

Question 5

Which cells secrete inhibin?

Answer 5

Sertoli cells

Question 6

Which cells secrete MIF?

Answer 6

Sertoli cells

Question 7

Which cells produce testosterone?

Answer 7

Leydig cells

Question 8

Sertoli or Leydig: which is temperature sensitive?

Answer 8

Sertoli

Question 9

Sertoli or Leydig: which secretes androgen-binding protein?

Answer 9

Sertoli

Question 10

Sertoli or Leydig: which contain aromatase?

Answer 10

BOTH

Question 11

Sertoli or Leydig: which line the seminiferous tubules and which are in the interstitium?

Answer 11

Sertoli: line STs
Leydig: interstitium

Question 12

After a woman delivers her baby, a fall in what hormone disinhibits prolactin and allows lactation?

Answer 12

Progesterone

Question 13

Where are estrogen receptors normally found?

Answer 13

Cytoplasm

Question 14

Which phase of the menstrual cycle varies?

Answer 14

Follicular

Question 15

What’s another name for the proliferative phase?

Answer 15

Follicular phase

Question 16

What’s another name for the secretory phase?

Answer 16

Luteal phase

Question 17

Oligomenorrhea is defined as a cycle longer than how many days?

Answer 17

> 35 days

Question 18

Polymenorrhea is a cycle shorter than how many days?

Answer 18

<21 days

Question 19

What term describes frequent but irregular menstruation and intermenstrual bleeding?

Answer 19

Metorrhagia

Question 20

What term describes either >80 mL of blood loss or >7 days of menses?

Answer 20

Menorrhagia

Question 21

What term describes heavy, irregular menstruation at irregular intervals?

Answer 21

Menometrorrhagia

Question 22

What phase are primary oocytes arrested in?

Answer 22

Prophase 1

Question 23

What phase are secondary oocytes arrested in?

Answer 23

Metaphase 2

Question 24

What is the classical cause of Mittelschmerz (beyond just ovulation)?

Answer 24

Peritoneal irritation

Question 25

MC site of fertilization?

Answer 25

Ampulla (upper end) of fallopian tube

Question 26

Why is suckling required to maintain milk production?

Answer 26

Nerve stimulation increases prolactin and oxytoxin

Question 27

What are the 2 main types of immune cells that are in breast milk?

Answer 27

Lymphocytes | Macrophages

Question 28

Breast milk decreases risk for infection and for what 4 conditions in the baby?

Answer 28

Asthma Allergies DM Obesity

Question 29

Breast feeding decreases risk of what 2 cancers in mom?

Answer 29

Breast and ovarian

Question 30

What makes hCG?

Answer 30

Synctriotrophoblast

Question 31

I want to hit menopause earlier. What's really the only way I can make this happen without taking out my lady parts?

Answer 31

Start smoking

Question 32

Menopause before what age can indicate premature ovarian failure?

Answer 32

40

Question 33

When does spermatogenesis begin? How long does it take?

Answer 33

Puberty; 2 months

Question 34

What is the name of the process that spermatids undergo to become mature spermatozoa?

Answer 34

Spermiogenesis

Question 35

What are the 2 main events in spermiogenesis?

Answer 35

Loss of cytoplasmic contents | Gain of acrosomal cap