uterus (4x)

uterus (4x)

ovary (4x)

testis (4x)

ductus deferens (10x)

penis (4x)

uterus (10x)

testis (10x)

epididymis (10x)

What are the three primary germ layers (in order) and when are they developed? (what stage)

Ectoderm, mesoderm, endoderm. Developed during embryonic stage of development

uterine tube (10x)

6

clitoris

11

uterus

12

cervix

15

ovary

14

uterine tube

10

vagina

59

ductus deference

F

prostate gland

E

seminal vesicles

D

spermatic cord

72

prepuce

G

penis

16

epididymis

15

testes

11

penis

B (looks like a c)

epididymis

What is fertilization?

Process where sperm and ovum combine to form zygote

What is meiosis?

Process of nuclear division in testes and ovaries which produces gametes

Function of umbilical cord?

Connection between placenta and fetus allowing transfer of nutrients, oxygen, and waste between fetal and maternal blood.

What is the function of the placenta?

Site of exchange of nutrients, gases, and wastes between embryonic and maternal blood

How many daughter cells are in meiosis?

4 genetically different daughter cells (haploid)

How many stages are in Mitosis?

4 stages (prophase, metaphase, anaphase, telophase)

How many daughter cells are in mitosis?

2 genetically identical daughter cells (diploid)

How many chromosomes does a human have?

46

How many X and Y chromosomes does a male have?

45 X and 1 Y

How many X and Y chromosomes does a female have?

46 X chromosomes

How long is gestation period?

9 months

What are the three primary germ layers (in order) and when are they developed?

Ectoderm, mesoderm, endoderm. Developed during embryonic stage of development

What are the stages of human development?

Three stages; pre-embryonic (1-2 wks), embryonic (3rd-8th wks), fetal stages (9th until birth)