CHAPTER 9 MALE REPRODUCTIVE SYSTEM

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CHAPTER 9 MALE REPRODUCTIVE SYSTEM
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PENIS (External Anatomy)
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TERMS (Circumcision)

• Circumcision to remove the foreskin
• Circ (L) a ring circle
• Cis (L) cut

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TERMS (Penis, Prepuce, Glans)

• Penis intromittent organ to place sperm within
  the
• vagina
• Peni (L) the penis
• Prepuce (foreskin) fold of skin over the glans
• Prae (L) before
• Putium (L) penis
• Glans penis wedge-shaped tip of the penis
• Glan (L) acorn

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GLANS PENIS FRENULUM
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GLANS vrs BALAN/O

• Glans used as a noun by itself to refer to the
• glans penis incorporated into the
  word gland
• which refers to a secretory organ or
  structure
• (some of which look somewhat like
  acorns) not
• used as a combining form
• Ex Sublingual gland
• Balan/o (G) acorn
• Used mostly as a combining
• form in reference to the glans
• penis
• Ex Balanitis (inflammation
• of the glans penis)

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Acorn Barnacle (Balanus glandula)
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TESTIS (Sagittal Section)
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TERMS (Seminiferous, Septum, Lobule)

• Seminiferous pertaining to the tubules where
• sperm cells are
  produced
• Semen complex fluid formed from glandular
• secretions and spermatozoa
• Semen (L) seed
• Septum a membranous wall dividing two
• cavities
• Saepes (L) a fence
• Lobule a small lobe
• Lob (G) a lobe (a fairly well defined
  part of
• an object, often rounded or
  curved)

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TERMS (Scrotum, Testis, Epididymis)

• Scrotum sac that contains the testes
• Scrot (L) a pouch
• Testis male primary sex organ (produces
  gametes)
• Testi (L) a witness
• Testosterone male sex hormone
  produced
• by the testes
• Epididymis first part of excretory
• duct of each testis
• Didym (G) double (the testes)
• Epididymitis inflammation of
• the epididymis

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Test/o, Testi, Testa

• Test/o the combining form for the term
• meaning testis
• Testi (L) a witness testis
• Testa (L) shell sea urchin test

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TERMS (Efferent, Afferent, Rete)

• Efferent to carry away from
• Ef (L) away
• Fer (L) to carry
• Afferent to carry toward
• Ad (L) toward
• Rete a network
• Ret (L) net

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TERMS
(Ductus Deferens or Vas Deferens, Ejaculate)

• Ductus (Vas) deferens duct or vessel that
• 
  carries sperm to the
• 
  ejaculatory duct
• Duc (L) lead
• Vas (L) vessel
• Deferens (L) carry (fer) away (de)
• Ejaculate to emit semen
• Ejacul (L) throw (jaculari) out (ex)

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SPERMATOGENESIS

• Spermatozoa produced by meiosis within the
  seminiferous tubules of the testes

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Rete Testis Epididymis

• Newly formed spermatozoa pass through the rete
  testis and, via the efferent tubules (vasa
  efferentia), to the epididymis proper where they
  mature and are stored

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EJACULATION ROUTE

• Upon ejaculation spermatozoa pass
• into the vas deferens to the ejacualtory
• duct where they are discharged into
• the urethra along with the secretions
• of the prostate, seminal vesicles and
• bulbourethral glands

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ERECTION MECHANISM
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TERMS (Prostate Gland)

• Prostate Gland gland at base of the bladder
  that secretes an alkaline fluid that forms part
  of the semen
• Prostates (G) to stand (states) in
  front of (pro)
• Prostrate to throw down ones self
• Prostratus (L) to spread forth
• Prostate Gland Prostrate
  ones self

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TERMS (Seminal Vesicles)

• Seminal Vesicles secrete most of the
• fluid that make
  up
• semen
• Seminal pertaining to semen
• Vesicle little bladder
• Vesic (L) bladder

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TERMS (Bulbourethral Glands)

• Bulbourethral glands secrete a viscus
• 
  lubricating fluid
• Cowpers glands bulbourethral glands
• Bulb (L) a bulb

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TERMS (Flagellum)

• Flagellum hair-like projection on a
• spermatozoan that provides
  a
• means of propulsion
• Flagell (L) whip

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Monozygotic vrs Dizygotic Twins
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TERMS (Monozygotic or Maternal Twins)
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TERMS (Monozygotic Twins)
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CONJOINED MONOZYGOTIC TWINS
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TERMS (Dizygotic or Fraternal Twins)
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TERMS (Dizygotic or Fraternal twins)

• Fraternal Twins two non-identical twins
  produced from two separate simultaneously
  ovulated eggs and two separate spermatozoa that
  each fertilize one of the two eggs
• Frater (L) brother

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TERMS (Dizygotic or Fraternal twins)
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TRIHYBRID CROSS(1st Generation)

• Upper case letters more pigmentation
• Lower case letters less pigmentation
• Three genes with two alleles (versions) each
• Each gene on a separate chromosome
• P (male) P
  (female)
• AABBCC X aabbcc
• AaBbCc (Trihybrid)

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POSSIBLE GAMETES FROM A TRIHYDRID

• AaBbCc
• ABC
• ABc
• AbC
• Abc
• aBC
• aBc
• abC
• abc

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TRIHYDRID CROSS

• Female
• Male

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TRIHYBRID CROSSF1

• 
  Darker
• Zero upper case 1 (1/64)
• 0ne upper case 6 (6/64)
• Two upper case 15 (15/64)
• Three upper case 20 (20/64)
• Four upper case 15 (15/64)
• Five upper case 6 (6/64)
• Six upper case 1 (1/64)
• 
  Lighter

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TERMS (Parenchyma)

• Parenchyma essential tissue of an organ
• Parenchyma to produce by flowing in
• Chymus (L)
  fluid
• Par (L)
  produce
• En (L) in
  
• 
  Testicular Parenchyma

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TERMS (Stroma)

• Stroma supportive tissue of an organ
• Stroma (G) anything spread out
• Testicular
• Stroma

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COMBINING FORMS (Orch/o, Orchi/o, Orchid/o)

• Orch/o testicle
• Orchi (G) testicle

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COMBINING FORMS (Terat/o)

• Terat/o monster
• Tera (G) a wonder a monster
• Teratoma tumor containing tissue
  from all three embryonic elements (ectoderm,
  endoderm and mesoderm)

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COMBINING FORMS (Varic/o)

• Varic/o swollen vein
• Varic (L) swollen vein
• Varicose full of (-ose) swollen veins
  (varic)
• Varicocele swollen veins in the spermatic
  cord

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TERM(Cryptorchism)

• Cryptorchism undescended testis
• Crypt (G) hidden
• Orchi (G) testis

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SUFFIXES(-pexy)

• -pexy to surgically fasten put in place
• Pex (G) a fixation fastening
• Orchiopexy correction of cryptochism

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TERMS(Hypospadia)

• Hypospadia urethral opening is on the
• underside of the penis
• Hypo (G) under
• Spad (G) to draw off (as in to take out)

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TERMS(Phimosis)

• Phimosis Stricture of the opening of the
• prepuce over the glans
  penis
• Phimo (G) muzzle

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TERMS(Purulent)

• Purulent pus filled
• Puru (L) pus inflammation

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TERMS(Chancre)

• Chancre hard ulcer or sore
• Chancre (F) ulcer

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REVIEW TERMS
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REVIEW TERM 1 To surgically remove an ovary

• O-

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REVIEW TERM 1 To surgically remove an ovary

• OOPHORECTOMY

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REVIEW TERM 2 Abnormally heavy menses

• M-

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REVIEW TERM 2 Abnormally heavy menses

• MENORRHAGIA

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REVIEW TERM 3 False pregnancy

• P-

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REVIEW TERM 3 False pregnancy

• PSEUDOCYESIS

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REVIEW TERM 4Muscle layer of the uterus

• M-

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REVIEW TERM 4Muscle layer of the uterus

• MYOMETRIUM

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REVIEW TERM 5Release of the ovum from the ovary

• O-

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REVIEW TERM 5Release of the ovum from the ovary

• OVULATION

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REVIEW TERM 6Incision in the perineum to
facilitate delivery

• E-

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REVIEW TERM 6Incision in the perineum to
facilitate delivery

• EPISIOTOMY

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REVIEW TERM 7Persistent discharge of milk

• G-

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REVIEW TERM 7Persistent discharge of milk

• GALACTORRHEA

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REVIEW TERM 8Inflammation of the breast

• M-

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REVIEW TERM 8Inflammation of the breast

• MASTITIS

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REVIEW TERM 9A woman in her first pregnancy

• P-

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REVIEW TERM 9A woman in her first pregnancy

• PRIMIGRAVIDA

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REVIEW TERM 10Surgical repair of the nose

• R-

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REVIEW TERM 10Surgical repair of the nose

• RHINOPLASTY

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REVIEW TERM 11Enlargement of the liver

• H-

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REVIEW TERM 11Enlargement of the liver

• HEPATOMEGALY