Principles of Male Infertility

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Questions and Answers

Which of the following is NOT an abnormality of coitus mentioned in the text?

  • Inability or unwillingness to mount
  • Immaturity and inexperience
  • Haemospermia (correct)
  • Inability to achieve intromission

What is the cause of CCP rupture?

  • Spiral deviation of the penis
  • Bleeding leaking out from the tunica into the surrounding tissue (correct)
  • Abnormal venous drainage of CCP
  • Ventral deviation of the penis

What is the condition characterized by an abnormally small opening to the sheath?

  • Preputial adhesions
  • Preputial opening
  • Paraphimosis
  • Phimosis (correct)

Which of the following is NOT a part of the breeding soundness examination?

<p>Ultrasound examination (C)</p> Signup and view all the answers

Which one of these definitions refers to the absolute inability to produce offspring?

<p>Sterility (C)</p> Signup and view all the answers

What is the time frame used to define infertility in humans?

<p>1 year (C)</p> Signup and view all the answers

Which classification system is often used in humans due to the common finding of obstructive lesions?

<p>Obstructive, non-obstructive, coital (B)</p> Signup and view all the answers

Why is infertility not equivalent to sterility in humans?

<p>Infertility is defined based on breeder's expectations (B)</p> Signup and view all the answers

Which classification system is often used in veterinary species?

<p>Anatomical, physiological, and management causes (A)</p> Signup and view all the answers

What is the term used to describe the less than average ability to produce offspring?

<p>Subfertility (B)</p> Signup and view all the answers

Which species lacks good definitions for infertility?

<p>Both humans and veterinary species (C)</p> Signup and view all the answers

What is the main factor influencing infertility in breeding animals?

<p>Expectations of the breeder (C)</p> Signup and view all the answers

Which classification system is used to classify infertility based on the ability to achieve coitus and fertilize?

<p>Inability to achieve coitus, inability to fertilise (C)</p> Signup and view all the answers

Why may the classification system used to classify infertility differ between species?

<p>Due to disease prevalence (C)</p> Signup and view all the answers

What is the definition of infertility in humans?

<p>Not being able to get pregnant (conceive) after one year (or longer) of unprotected sex</p> Signup and view all the answers

Why is infertility not equivalent to sterility in humans?

<p>Infertility is the inability to conceive after a certain period of time, while sterility refers to the absolute inability to produce offspring</p> Signup and view all the answers

What is the term used to describe the less than average ability to produce offspring?

<p>Subfertility</p> Signup and view all the answers

What are some classification systems used to classify infertility in humans?

<p>Obstructive, non-obstructive, coital</p> Signup and view all the answers

Which classification system is often used in humans due to the common finding of obstructive lesions?

<p>Obstructive</p> Signup and view all the answers

What is the time frame used to define infertility in humans?

<p>One year (or longer) of unprotected sex without conceiving</p> Signup and view all the answers

What is the main factor influencing infertility in breeding animals?

<p>The breeder's expectations of the outcome following a mating</p> Signup and view all the answers

What are some possible causes of infertility in males?

<p>Anatomical, physiological, and management causes</p> Signup and view all the answers

Why may the classification system used to classify infertility differ between species?

<p>Different species may have different common diseases or conditions that cause infertility</p> Signup and view all the answers

What is the term used to describe the absolute inability to produce offspring?

<p>Sterility</p> Signup and view all the answers

What are some abnormalities of coitus mentioned in the text?

<p>Immaturity and inexperience, inability or unwillingness to mount, inability to achieve intromission, haemospermia</p> Signup and view all the answers

What are some causes of failure of fertilization mentioned in the text?

<p>Testicular disease, sperm abnormalities, epididymal lesions, accessory gland disease</p> Signup and view all the answers

What are some penile deviations mentioned in the text?

<p>Spiral deviation of the penis, ventral deviation of the penis</p> Signup and view all the answers

What are some examples of penile trauma mentioned in the text?

<p>Fracture of os penis, paraphimosis</p> Signup and view all the answers

What are some preputial abnormalities mentioned in the text?

<p>Phimosis, preputial adhesions</p> Signup and view all the answers

What is the example diagnostic plan for common presentations of infertility in the dog?

<p>Breeding soundness examination</p> Signup and view all the answers

What are some components of the breeding soundness examination mentioned in the text?

<p>Clinical examination, palpation of the testes, collection and evaluation of semen</p> Signup and view all the answers

What are some findings from the clinical examination that may indicate infertility?

<p>Small and softened testes, abnormal sperm</p> Signup and view all the answers

What is the likely cause of testicular degeneration in the case of Isaac the golden retriever dog?

<p>Scrotal overheating</p> Signup and view all the answers

What is the importance of a systematic approach in solving clinical problems?

<p>It allows for a structured and organized way of diagnosing and treating the problem</p> Signup and view all the answers

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