Chapter 11 Semen

Question 1

Fluid containing products formed in the male reproductive organs. Transports sperm. Examined for an evaluation of infertility, vasectomy procedures, and forensics

Answer 1

Seminal fluid (semen)

Question 2

What has impacted laboratory analysis of semen

Answer 2

Andrology and assisted reproductive technology (ART)

Question 3

Name the anatomical features

Answer 3

Question 4

Name the 10 anatomical features

Answer 4

Question 5

Name the anatomical features

Answer 5

Question 6

Name the anatomical features

Answer 6

Question 7

Germ cell undergo spermatogenesis from immature non motile sperm to mature motile sperm with flagella

Answer 7

Spermatozoa

Question 8

5% composition

Answer 8

Spermatozoa and bulbourethral glands fluid

Question 9

Found in sertoli cells in seminiferous tubules of testes and epididymis

Answer 9

Spermatozoa

Question 10

Provides transport medium needed to propel flagellated sperm to ejaculatory ducts to female reproductive tract. High in flavin and fructose

Answer 10

Seminal fluid

Question 11

60-70% composition

Answer 11

Seminal fluid

Question 12

Found in the seminal vesicles

Answer 12

Seminal fluid

Question 13

High acid fluid contains enzymes and proteins for coagulation and liquefaction (acid phosphates, zine)

Answer 13

Prostate fluid

Question 14

20-30% composition

Answer 14

Prostate fluid

Question 15

Found in the prostate gland

Answer 15

Prostate fluid

Question 16

Thick, alkaline mucous neutralizes prostatic and vaginal acidity

Answer 16

Bulbourethral glands fluid

Question 17

Found in bulbourethral glands

Answer 17

Bulbourethral glands fluid

Question 18

How must seminal fluid be collected?

Answer 18

In a sterile contather, after 2-3 day period of no sexual activity. 2 to 3 days abstinence; no longer than 7 days. 2 or more collections best. Keep at body temp. Delivery within 1 hour

Question 19

Fertility evaluation (8)

Answer 19

Macroscopic and microscopic
Appearance
Volume
Viscosity
pH
Sperm concentration and count
Motility
Morphology

Question 20

Normal volume

Answer 20

2-5 mL

Question 21

Normal and abnormal appearances

Answer 21

Normal: translucent, gray-white
Infection: white turbid
Blood: red
Urine contamination, drugs: yellow

Question 22

Normal liquefaction and viscosity

Answer 22

Liquefies within 30-60 mins after collection; no clumps or strings

Question 23

Normal and abnormal pH

Answer 23

Normal: 7.2-7.8
>8.0 infection
<7 prostatic fluid

Question 24

Normal and borderline sperm count

Answer 24

Normal: 20-250 million/ml
Borderline: 10-20 million/ml

Question 25

Normal, 0 grade, and 4 grade motility

Answer 25

Normal: 50-60% or greater with a minimum motility of 2 within 1 hour
0 grade is no movement
4 grade is motile with strong forward progression

Question 26

Normal and abnormal morphology

Answer 26

Normal: >14% oval head with a long flagellar tail
Abnormal: double head, grant head, amorphous head, pinhead, tapered head, double tails, coiled tails

Question 27

Special testing

Answer 27

Vitality (eosin-nigrosin), fructose, zine, citric acid, acid phosphates (rape cases), antibodies, microbial testing

Question 28

Name the anatomical features

Answer 28

Question 29

Name the morphed sperm

Answer 29

Question 30

Postvasectomy analysis concern

Answer 30

Presence of sperm motility