Transcript PowerPoint to accompany Essentials of Medical Language 2e

PowerPoint to accompany
Essentials of Medical Language 2e
Allan, Lockyer
Chapter 14:
The Male Reproductive System
The Essentials of the Language of
the Male Reproductive System
McGraw-Hill
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Male Reproductive System
Lesson 14.1: Male Reproductive
System and Testes
14-2
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Male Reproductive System
1. Primary Sex Organs (gonads):
two testes
2. Secondary Sex Organs:
penis, scrotum, system of ducts
including epididymis, ductus (vas)
deferens, urethra
3. Accessory Glands
prostate, seminal vesicles, bulbourethral
glands
14-3
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Male External Genitalia
•
•
•
•
Perineum
Scrotum
Testes
Penis
14-4
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Testes
• 250 Lobules, each containing three or four
seminiferous tubules where sperm are
being formed.
• Epididymis stores sperm until maturity.
• Interstitial cells produce androgens,
including testosterone.
• Supported from abdominal cavity by
spermatic cord
14-5
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Functions of Testosterone
• Stimulates spermatogenesis.
• Stimulates development of male
secondary sex characteristics.
• Stimulates growth burst at puberty.
• Stimulates brain to increase sex drive.
14-6
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Spermatogenesis
• Germ cells (23 pairs of chromosomes = 46
total) in seminiferous tubules
• Divide into 2 identical copies called
daughter cells (23 pairs of chromosomes)
• Divide again into 4 daughter cells (23
chromosomes, not pairs) which mature
into spermatozoa
14-7
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Disorders of the Testes
• Testicular torsion
• Varicocele
• Hydrocele
• Spermatocele
14-8
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Disorders of the Testes
• Cryptorchism
• Epididymitis
• Orchitis
• Testicular cancer
14-9
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Word Analysis and Definition
• Analyze the following terms into elements
and define each term:
– epididymis
– spermatogenesis
– cryptorchism
14-10
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Word Analysis and Definition
• Give the meaning of each Latin or Greek
term:
– gonad
– sperm
– penis
– torsion
14-11
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Word Analysis and Definition
• Change the following terms from the
singular to the plural form:
– gonad
– sperm
– testis
14-12
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Word Analysis and Definition
• Give the adjective form of:
– testicle
– scrotum
– sperm
– penis
14-13
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Word Analysis and Definition
• Identify the root elements of the following:
– androgen
– testosterone
– seminiferous
14-14
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Word Analysis and Definition
• Identify the common elements and
compare each set of terms:
– mitosis and meiosis
– hydrocele, spermatocele, and varicocele
– orchitis and cryptorchism
14-15
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Word Analysis and Definition
• Decompose the following term into its
elements:
– epididymoorchitis
epi- -didym/o- -orch-itis
• Define the following abbreviations:
– SET
– STD
14-16
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The Male Reproductive System
• Lesson 14.2
• Spermatic Ducts, Accessory Glands and
Penis
14-17
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Spermatic Ducts and Accessory
Glands
• Spermatic ducts
– epididymis
– vas deferens
– ejaculatory duct
14-18
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Accessory Glands
•
•
•
•
Seminal vesicles (2)
Prostate gland (1)
Bulbourethral glands (2)
Seminal fluid contains components
produced by all five accessory glands.
• Seminal fluid + sperm = semen
14-19
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Word Analysis and Definition
• Define the following terms:
– prostate
– ejaculate
– motility
– residual
14-20
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Word Analysis and Definition
• Change the following terms from the noun
to the adjective form and define them:
– prostate
– semen
– sperm
– ejaculation
14-21
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Disorders of the Prostate Gland
• Benign prostatic hyperplasia (BPH)
• Prostatic cancer
• Prostatitis
14-22
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Abbreviations
• Define the following abbreviations:
– DRE
– mL
– PSA
14-23
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Word Analysis and Definition
• Contrast the following sets of terms:
– anorchism and cryptorchism
– hyperplasia and hypertrophy
– vasectomy and vasovasostomy
14-24
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Abbreviations
• Define the following abbreviations:
– BPH
– BEP
– PSA
– TURP
– NIH
14-25
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Penis
•
•
•
•
•
•
•
Shaft
Glans
Prepuce (foreskin)
Corpora cavernosa
Corpus spongiosum
Erection Ejaculation
Circumcision
14-26
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Disorders of the Penis
• Disorders of the penis
– trauma
– priapism
– cancer
14-27
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Disorders of the Penis
• Disorders of the penis (cont.)
– sexually transmitted diseases (STDs)
– erectile dysfunction (ED)
– premature ejaculation
14-28
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Disorders of the Prepuce
• Balanitis
• Phimosis
• Paraphimosis
14-29
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Word Analysis and Definition
• Define the following terms:
– erection
– impotence
– circumcision
14-30
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Word Analysis and Definition
• Define the following Latin and Greek
terms:
– corpus
– glans
– prepuce
– prostate
– gonad
14-31
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