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Anatomy 2 > Chapter 26 > Flashcards

Chapter 26 Flashcards

1
Q

Which of the following is considered a primary sex organ in males?

A

testes

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2
Q

In response to warmth, the scrotum __________.

A

increases its surface area

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3
Q

interstitial cells

A

interstitial cells

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4
Q

seminiferous tubules

A

site of sperm production in the testes

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5
Q

tunica albuginea

A

ibrous capsule of the testes

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6
Q

epididymis

A

. site of sperm storage

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7
Q

pampiniform venous plexus

A

cools arterial blood to keep the testes below core temperature

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8
Q

The main component of semen is sperm.

A

false

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9
Q

he diploid chromosome number in humans is __________.

A

46

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10
Q

Which of the following is true about meiosis?

A

Meiosis produces cells that have a haploid chromosome number.

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11
Q

prophase I

A

crossovers

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12
Q

metaphase I

A

Tetrads align along the cell’s equator.

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13
Q

anaphase I

A

Homologous chromosomes separate from one another.

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14
Q

telophase I

A

Two haploid daughter cells are formed.

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15
Q

telophase II

A

Four genetically unique haploid cells are formed.

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16
Q

Conversion of haploid spermatids to spermatozoa is specifically called __________.

A

spermiogenesis

17
Q

The area of the sperm cell that contains many mitochondria is the __________.

A

midpiece

18
Q

_________ acts upon the __________ to encourage the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH).

A

Gonadotropin-releasing hormone (GnRH); anterior pituitary

19
Q

Which of the following is NOT an effect of testosterone?

A

decreases sperm production

20
Q

The ovaries are situated retroperitoneally next to the kidneys.

A

False

21
Q

fallopian tubes

A

generally the site of fertilization of the ovulated oocyte

22
Q

fimbriae

A

finger-like projections that brush over the ovary

23
Q

uterus

A

receives, retains, and nourishes a fertilized ovum

24
Q

vagina

A

thin walled structure that connects the uterus to the body exterior

25
Q

ovaries

A

. house and form the female gametes

26
Q

The __________ is shed during menstruation.

A

stratum functionalis

27
Q

The __________ of the mammary glands are responsible for producing milk during lactation.

A

alveoli

28
Q

The pH of the adult female vagina is normally __________.

A

acidic

29
Q

Choose the FALSE statement about oogenesis.

A

In humans, the secondary oocyte must complete meiosis II before it can be fertilized.

30
Q

__________ stimulates the anterior pituitary to release follicle-stimulating hormone (FSH) and luteinizing hormone (LH).

A

Gonadotropin-releasing hormone

31
Q

The functional layer of the endometrium is shed in response to __________.

A

decreased progesterone levels

Anatomy 2 (10 decks)

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