quiz 4

Question 1

three phases of spermatogenesis . proved the names of the types of differentiating sperm cells. Also write whether it is basal or adluminal for eachphase

Answer 1

A. spermatocytogenesis (basal)

• sermatogonia A
• ” B
• ” C

B. meiosis (adluminal)

• Spermatocytes primary
• ” secondary

C. Spermiogenesis (adluminal)
- spermatid

Question 2

which part of the sperm tain contains mitochondria? what do these mitochondria do

Answer 2

the mid piece contains mitochondira

mitochondria provide energy for tail movement

Question 3

list in order the four phases of spermiogenesis

Answer 3

1. Golgi
2. cap
3. acrosomal
4. maturation

Question 4

what phase do we see the primitive flagellum form

Answer 4

cap

Question 5

the ____________ hooks the tail into the implantation socket of the head

Answer 5

capitullum

Question 6

name or describe two advantages of AI in our livestock animals

Answer 6

genetic improvement

??

Question 7

what goes with the following

a. memory pos or neg
b. search for partner
c. increased activity (more steps taken)
d. female to female mounting
e. lordosis posture
f. send signals such as pheromones

Answer 7

a. postcopulatory
b. precopulatory
c. attractivity
d. proceptivity
e. receptivity
f. attractivity?