Reproductive System

Question 1

Which reproductive system is a positive feedback loop?

Answer 1

females, Oxytocin release during childbirth which causes stronger contractions

Question 2

Which reproductive system is a negative feedback loop?

Answer 2

males, Testosterone regulation in males which inhibits further hormone release when the levels are high

Question 3

penis function

Answer 3

delivers semen into the female reproductive tract

Question 4

Vas deferens function

Answer 4

Transports sperm from the epididymis to the urethra.

Question 5

Seminiferous tubules

Answer 5

Produce sperm within the testes.

Question 6

Epididymis

Answer 6

Stores and matures sperm.

Question 7

Testicles (testes)

Answer 7

Produce sperm and testosterone.

Question 8

Scrotum

Answer 8

Protects and regulates the temperature of the testes.

Question 9

Prostate gland

Answer 9

Produces fluid that nourishes and protects sperm.

Question 10

Urethra

Answer 10

Conducts semen (and urine) out of the body

Question 11

what is meiosis?

Answer 11

creates sex cells with half the number of chromosomes

Question 12

difference between mitosis and meiosis

Answer 12

mitosis makes identical body cells for growth and repair
meiosis makes sex cells with half the chromosomes for reproduction

Question 13

whats the difference between spermatogenesis and oogenesis?

Answer 13

Sperma produces sperm continuously in males while oogene produces eggs in females one per menstrual cycle

Question 14

what is a menstrual cycle?

Answer 14

the monthly process preparing for pregnancy by maturing an egg and thickening the uterus

Question 15

3 phases of the menstrual cycle?

Answer 15

Follicular- egg matures uterus thickens
Ovulation-egg is released
Luteal-Uterus thickens: if no pregnancy it sheds

Question 16

Testosterone function and what happens if it malfunctions?

Answer 16

Develops male reproductive organs, sperm production, and secondary sex traits. Malfunction: Low levels cause infertility and reduced male traits.

Question 17

FSH function and what happens if it malfunctions?

Answer 17

Stimulates sperm production in males and egg development in females. Malfunction: Infertility.

Question 18

LH function and what happens if it malfunctions?

Answer 18

Triggers testosterone production in males and ovulation in females. Malfunction: Infertility or irregular cycles.

Question 19

Estrogen function and what happens if it malfunctions?

Answer 19

Develops female traits, regulates cycles, and supports pregnancy. Malfunction: Irregular cycles, infertility.

Question 20

Progesterone function and what happens if it malfunctions?

Answer 20

Prepares uterus for pregnancy and maintains it. Malfunction: Miscarriage or trouble conceiving.

Question 21

HcG function and what happens if it malfunctions?

Answer 21

Maintains pregnancy by supporting progesterone. Malfunction: Pregnancy loss.

Question 22

Oxytocin function and what happens if it malfunctions?

Answer 22

Stimulates labor contractions and milk release. Malfunction: Weak labor or no milk ejection.

Question 23

Prolactin function and what happens if it malfunctions?

Answer 23

Produces breast milk after childbirth. Malfunction: Lack of milk production.