male anatomy quiz bowl

what is the name of the organ indicated by the blue arrow?

bladder

what is the name of the parked glands indicated by the yellow arrows?

prostate glands

what do the glands in question 2 produce in the bull?

seminal fluid

what do the glands named in question 2 produce in the stallion

gel fraction

what is the name of the glandular structure indicated by the yellow box?

prostate body

what is the name of the “enlarged tubules” indicated by the blue arrows?

ampulla

these “enlarged tubules” in are actually an enlargement of the ______?

vas deferens

in what species are the “enlarged tubules” named in question 2 not present?

boar

what is the name of the muscle indicated by the yellow box?

cremaster muscle

what is a function of the muscle indicated in question 1?

transport sperm

what is the name of the region/area indicated by each of the yellow arrows?

crura

each of the yellow arrows is the origin of what corpus cavernosum tissue?

corpus cavernosum penis

name the pair of muscles indicated by the yellow arrows?

ischiocavernosus muscles

what roles does this pair of muscles play in the process of erection in the bull?

holds the cure

name the muscle indicated by the yellow circle?

bulbocavernosus muscle

name the pair of muscle indicated by the blue arrows?

penile contracter muscle

what role do the pair of muscle in question 1 play in the process of erection in the bull?

relaxes and allows erection

Name the S-shaped configuration of the fibroelastic penis indicated by the yellow line?

sigmoid flexture

what is the purpose of this configuration?

storage of the penile shaft

what is the name of this region/structure indicated by the yellow circle?

glans penis

describe the characteristics of this structure during the copulatory process with the female of this species?

rotate counter clockwise 300 degrees

name the double invagination of skin which contains and covers the free portion of the penis where not erect indicated by the blue arrows?

prepuce

name the band of tissue which prevents the spiral deviation of the glans penis in young bulls?

frenulum

what is the name of the glandular structure embedded in the muscle indicated by the blue arrow?

disseminate prostate

in which farm species is this glandular structure not present?

stallion

what is the name of the structure indicated by the blue arrows?

seminalis muscle

what is the name of the “collection point” indicated by the blue arrows?

bulb of urethra

this “collection point” is the origin of what corpus cavernosum tissue?

corpus cavernosum urethra

what is the name of the tubule structure indicated by the yellow circle?

urethra

name the tough, white connective tissue indicated by the blue arrows?

Tunica albuginea

Name the cavernous tissue indicated by the yellow circles?

corpus cavernosum penis

at what location does the cavernous tissue named in question 1 originate in the bull reproductive tract?

crura

name the cavernous tissue surrounding the tube indicated by the yellow circle?

corpus cavernosum penis

at what location does this cavernous tissue named in question 1 originate in the bull reproductive tract?

bulb of urethra

what is the name of the tubule structure indicated by the blue arrows?

erectile ducts

what is the function of the tubule structure named in question 1?

blood flow regulation during erection.

what is the name of the glandular structure indicated by the yellow circle?

coppers gland

what is the major secretion of the glands in question 1 during the copulatory process in the bull?

preaquline drip

what is the layer of the scrotum indicated by the red arrow?

skin

what is significant in this layer that aids in the thermal regulation of the testis?

sweat glands

what is the name of the loose white connective tissue layer underlying this layer of the scrotum indicated by yellow arrows?

thermo receptors

what is the name of the layer of smooth muscle intertwined the loose connective tissue indicated by the yellow arrow?

dartos fascia muscle

what is this muscles major function?

increase and decreases surface area

can this muscle sustain contractions for a long period of time? why or why not?

smooth muscle and involuntary

what is the name of the slick membrane indicated by yellow arrows?

tunica vaginalis

the slick membrane originated from the _____?

parietal lining

what is the name of the serous layer indicated by the yellow arrow?

tunica vaginalis visceral

what is the name of the tough white connective tissue covering the parenchyma tissue of the testes indicated by the red arrow?

tunica albuginea

what is the name of the convoluted structure on the surface of the testis indicated by the yellow arrow?

testicular artery

how does the structure identified in question1 aid in the thermoregulation of the testis?

increase surface area for cooling

what is the name of the region indicated by the green arrows?

proximal caput epidiymis

what is the name of the transport duct system from the testes that connect to the regions in question 1?

efferent ducts

what is the name of the region indicated by the blue arrows?

distal caput epididymis

what maturation factor is added in the region indicated by the green and blue arrows?

fertility

what is the main function of the region indicated by the green and blue arrows?

sucks up fluid

what is the name of the region of the structure attached to the side of the testis between the blue arrow?

corpus epididymis

what maturation factor is added in this region?

decapacitation factors

what is the name of the region of the testes indicated by the blue circles?

cauda epididumis

approximately how many day of testicular sperm production can be stored in the region named in question 1?

4-5 days

what maturation factor is added in this region?

forward progressive motility

what is the name of the convoluted muscular transport due leaving the epididymis highlighted by the yellow circle?

vas deferens

where does this convoluted muscular transport duct transfer the sperm to drying the precess of emission?

clickers seminal

what is the name of the striated muscle indicated by the yellow arrows?

external cremaster muscle

what is a function of this muscle?

pulls the testis up or down

what is the “slang” name given to the muscle identified in question 1?

fight or flight muscle

can this muscle sustain contractions for a long period of time? why or why not?

striated muscle

what is the name of the intertwined “vascular” area indicated by the pointer?

pampiniform plexus

what is the major function of the structure identified in question 1?

thermoregulation

describe how this function from question 2 is accomplished?

warm blood mixes with cold blood intertwine

identify the region of the testis indicated by the blue arrow?

seminiferous tubules

what is the major role/function of this region?

testosterone production

what is the name of the transport duct system in the center of the testes indicated by the pointer?

rete testis

what is the name given to the white “scaffolding” that supports the duct system in question 1 indicated by the yellow arrows?

mediastinum

in which farm species is this scaffolding identified in question 2 not present?

stallion

name the structure hidden in the fossa glandis in the stallion

urethral process

what can form as a result of a build up of smega, oil, dirt, etc. around the structure named in question 1?

bean

what is the structure called indicated by the arrow?

appendage

in what farm species might this structure be found?

buck and ram

relative to the cauda epididymis explain the orientation of the testes in the bull, boar, and stallion?

bull at 6 boar at 2 and stallion 3

classify the penis of the bull, boar, stallion, ram, and goat as either vascular or fibroelastic

stallion is vascular and bull boar ram and buck fibroelastic

the approximate time required for spermatozoa to travel through the various part of the epididmal duct in most farm species ______?

14 days

what is the name of the paired glands indicated by the yellow circles in this species?

seminal vesicles

what do the glands named in question 1 produce in this species?

seminal fluid

what is the name of the paired glands indicated by the green circles in this species?

coppers gland

what do the glands named in question 3 produce in this species?

gel fraction

list three component that make up the spermatic cord?

external cremaster muscle

give the route of sperm transport from the seminiferous tubules to the bulb or urethra?

Sperm are transported from the seminiferous tubules through the rete testis, to the efferent ducts, into the epididymis, then via the vas deferens, seminal vesicles, and prostate, finally reaching the bulb of the urethra.

name the 4 factors which make the cauda conducive to the storage of sperm?

The four factors are: low temperatures, high concentrations of nutrients, low pH, and the presence of anti-microbial agents.

identify the structure indicated by the letter A?

outer acrosomal membrane

identify the structure indicated by the letter B?

nucleus

identify the structure indicated by the letter C?

membrane

identify the structure indicated by the letter D?

acrosome

identify the structure indicated by the letter E?

inner acrosomal