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High Resolution > Lesson 4B (Part 1) > Flashcards

Lesson 4B (Part 1) Flashcards

1
Q

What is an essential male reproductive organ?

A

The testes

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2
Q

What do the reproductive (genital) ducts convey?

A

Sperm to outside of body

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3
Q

What are the accessory organs of the male reproductive system? (7)

A
  1. Pair of epididymides
  2. Paired vas deferens
  3. Pair of ejaculatory ducts
  4. The urethra
  5. Pair of seminal vesicles
  6. The prostate
  7. Pair of bulbourethral glands
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4
Q

What do accessory glands produce?

A

Secretions that nourish, transport, and mature sperm

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5
Q

What are the supporting structures of the male reproduction system? (3)

A
  1. Scrotum
  2. Penis
  3. Pair of spermatic cords
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6
Q

What are the 2 primary functions of the testes?

A
  1. Spermatogenesis

2. Secretes testosterone

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7
Q

Spermatogenesis

A

Production of spermatozoa (sperm), the male gametes, or reproductive cells

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8
Q

What produces sperm?

A

Seminiferous tubules

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9
Q

What kind of hormone is testosterone? (2)

A
  1. Steroid hormone
  2. Major androgen
    - masculinizing hormone
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10
Q

What are steroid hormones produced by?

A

Interstitial cells

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11
Q

When does sperm mature?

A

As they pass through the long and convoluted epididymis

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12
Q

Where is sperm stored?

A

In the epididymis

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13
Q

What is the hormone that controls sperm production?

A

FSH

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14
Q

Where does FSH get secreted from?

A

The anterior pituitary gland

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15
Q

What is the scrotum composed of? (3)

A
  1. Pouch of deeply pigmented skin
  2. Fibrous and connective tissue
  3. Smooth muscle
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16
Q

How many compartments is the scrotum divided into?

A

2

17
Q

What are in the 2 compartments of the scrotum? (3)

A
  1. One testis
  2. One epididymis
  3. The testicular end of a spermatic cord
18
Q

Where does the scrotum lay? (3)

A
  1. Below the symphysis pubis
  2. In front of the upper parts of the thighs
  3. Behind the penis
19
Q

What are the testes equivalent to of a female?

A

The ovaries

20
Q

What are the measurements of the testes? (3)

A
  1. Long = 4.5cm
  2. Wide = 2.5 cm
  3. Thick = 3.0 cm
21
Q

What are the testes suspended in?

A

The scrotum

22
Q

What are the testes suspended by?

A

The spermatic cord

23
Q

How many layers of tissue are there surrounding the testes?

A

3

24
Q

What are the 3 tissue layers surrounding the testes?

A
  1. Tunica vaginalis
  2. Tunica albuginea
  3. Tunica vascularous
25
Q

Tunica vaginalis

A

Double membrane, forming the outer covering of the testes

26
Q

Tunica albuginea

A

Fibrous covering beneath the tunica vaginalis that surrounds the testes

27
Q

What does the tunica albuginea?

A

Ingrowths form septa that divides the glandular structure of the testes into lobules

28
Q

Tunica vasculosa

A

Network of capillaries supported by delicate connective tissue

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