test 2 cards 7

Question 1

what are R strategists?

Answer 1

a species in which they make more and take less care of their offspring

Question 2

what are K strategists?

Answer 2

they have few offspring from internal fertilization but take better care of them.

Question 3

animals with external fertilization produce eggs with what to provide nutrients?

Answer 3

yolk

Question 4

internal fertilization and moving on to land required changes to the egg, what are the new membranes made in this time?

Answer 4

Aminon, allantois, and chorion

Question 5

what is an amnion membrane?

Answer 5

allows the egg to develop in a watery environment

Question 6

what is an allantois membrane?

Answer 6

it encloses the space to colect wastes

Question 7

what does a chorion do?

Answer 7

surrounds all in some species is also a hard shell.

Question 8

what isan oviparous animal?

Answer 8

it lays eggs outside the mother’s body

Question 9

what is a viviparous animal?

Answer 9

the embryo develops insid ethe mother and nutrients are ob tained directly in her.

Question 10

in placental animals (most mammals) chorion and allantois fuse to form a what?

Answer 10

placenta

Question 11

the sperm head contains the nucleus and the what?

Answer 11

acrosome

Question 12

the acrosome doe swhat?

Answer 12

holds the enzymes that allow the sperm to penetrate the egg.

Question 13

sperm develop in what?

Answer 13

the seminiferous tubules

Question 14

the sperm are storedee in what?

Answer 14

the epididymis

Question 15

the sperm travels out in what?

Answer 15

vas defenres

Question 16

a muscular tube connecting what?

Answer 16

the ejaculatory duct

Question 17

glands produce accessory fluid, what does the prostate gland produce?

Answer 17

alkaline fluid to increase sperm motility

Question 18

a seminal vesicle produces what?

Answer 18

protien and sugar rich fluid (60% of fluid)

Question 19

what does hte bulbouretheral gland produce?

Answer 19

lube

Question 20

sperm are only what percent of semen?

Answer 20

5%

Question 21

Oocytes which mature to the ova are produced in the paired what?

Answer 21

ovaries

Question 22

during ovulation an egg is expelled from where?

Answer 22

the ovary

Question 23

the egg then enters the what?

Answer 23

oviduct or fallopian tube

Question 24

the oviduct is where what happens?

Answer 24

where fertilization may take place

Question 25

fertilized eggs then move to where?

Answer 25

the uturus

Question 26

the opening of the uterus is the what?

Answer 26

cervix

Question 27

the uterus is continuous with what?

Answer 27

the vagina or birth canal

Question 28

the exteranl femal genitalia is collectivley called the what?

Answer 28

vulva

Question 29

what is the menstrual cycle?

Answer 29

a reproductive cycle in which oocytes mature and are released from the ovaries under hormonal control.