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Intro to Anatomy > A&P 2 Lab Exam 3 > Flashcards

A&P 2 Lab Exam 3 Flashcards

1
Q

How are human ovum and spermatozoon similar

A

They have the same number of chromosomes

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2
Q

What is spermiogenesis

A

Transformation of spermatids into spermatozoa

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3
Q

Where are the testes located in fetal life

A

Abdominal cavity

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4
Q

Mitochondria in mature sperm cells are located

A

In the body or middle piece of sperm

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5
Q

Movement of sperm from the epidydimal duct and seminal fluid into the ejaculatory duct is called what?

A

Vas deferens

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6
Q

Prostaglandins in seminal fluid do what?

A

Stimulate muscle contractions in uterus

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7
Q

Newborn girls contain how many gamete producing cells

A

2 million

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8
Q

What is menstruation

A

Process of woman discharging blood and other materials from the lining of the uterus, also known as period.

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9
Q

When does ovulation occur

A

When there is a surge in LH and FSH

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10
Q

What are the ovarian phases

A

Menstruation, the follicular phase, ovulation, and the luteal phase

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11
Q

Layers of endometrium

A

The outer (superficial) compact layer, the larger middle spongy layer, and the inner basal layer.

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12
Q

Which hormone controls the proliferative phase of the uterine endometrium

A

Estrogen

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13
Q

Female structures that are similar to the scrotum in males are

A

Labia majora

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14
Q

Cervix

A

The lower, narrow end of uterus that forms a canal between the uterus and vagina

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15
Q

Vagina

A

The muscular canal that goes from the uterus to the outside of the body

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16
Q

Uterus

A

The hollow, pear-shaped organ in a woman’s pelvis

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17
Q

Fallopian tubes

A

One of two long, slender tubes that connect the ovaries to the uterus

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18
Q

Primary sex organ of males

A

Testes

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19
Q

Where does the testes originate in fetuses

A

Retropertineal space

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20
Q

Source of male sex hormones

A

Interstitial cells

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21
Q

Where sperm attain fertilization, competence, and motility

A

The epididymis

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22
Q

Dilated sac at the end of bad deferens

A

Ampulla

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23
Q

Ejaculatory duct is composed of

A

An outer muscular layer, a middle layer, and inner layer

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24
Q

Function of prostate

A

Spermatogenesis

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25
Q

How does the urethra pass through the penis

A

It passes through the corpora spongioson

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26
Q

Hormone that initiates puberty

A

GNRH, gonadatropin releasing hormone

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27
Q

Functions of testosterone

A

Increased body hair, thickening of larynx, bigger muscles, and thicker bones

28
Q

Inhibitors of testosterone production

A

Decreasing FSH, follicle-stimulating hormone

29
Q

Sperm cells fertilize what

A

Secondary oocytes

30
Q

Largest part of the uterus by weight

A

Myonetrium

31
Q

Superior, inferior portion of the uterus

A

Superior is fundus, inferior is cervix

32
Q

Hormone that stimulates secondary female sex organs

A

Estrogen

33
Q

Where is progesterone produced

A

Adrenal Cortex

34
Q

In the testes, where are sperm cells produced

A

Seminiferous tubules

35
Q

Spermicidal foams, what are they good for?

A

To stop sperm from getting to an egg

36
Q

Vasectomy

A

The surgical cutting and sealing of part of each vas deferens

37
Q

Ligation

A

The surgical procedure of closing off a blood vessel or other duct or tube in the body

38
Q

Renal medulla is composed of what kind of tissue

A

Parenchyma

39
Q

Uric acid

A

Waste product found in blood

40
Q

Urea

A

Substance formed by the breakdown of protein in the liver

41
Q

Glucose

A

Major source of energy for cells

42
Q

Creatinine

A

A compound which is produced by metabolism of creatine and excreted in the urine

43
Q

Ascending loop of Henle

A

One of the structures in the nephron of the kidney, maintains salt water balance

44
Q

Oliguria

A

The production of abnormally small amounts of urine

45
Q

Polyuria

A

Production of abnormally large volumes of dilute urine

46
Q

Dysuria

A

Painful or difficult urination

47
Q

Enuresis

A

Involuntary urination

48
Q

Glucosuria

A

Glucose in urine

49
Q

Ketones

A

A type of chemical that your liver produces when it breaks down fats

50
Q

Effects of a diuretic

A

Helps to rid your body of salt(sodium) and water

51
Q

What are kidney stones composed of

A

Calcium phosphate, uric acid, calcium oxalate

52
Q

Where are kidney stones formed in the kidney

A

At the center of kidney or renal pelvis

53
Q

Gene

A

DNA Segment

54
Q

Protein

A

Complex molecule of amino acids

55
Q

Chromosome

A

Bundle of DNA contains genes

56
Q

Angelman’s Syndrome

A

Affects nervous system, 15 chromosome deletion

57
Q

Turner syndrome

A

Missing X chromosome, females only

58
Q

Cri-du-chat syndrome

A

Chromosome 5p deletion

59
Q

Edward’s syndrome

A

Trisomy 18

60
Q

Patau syndrome

A

Trisomy 13

61
Q

Tay-Sachs Syndrome

A

Defect in gene, nerve cell destruction in brain

62
Q

Jackson-Weiss Syndrome

A

Autosomal gene trait, webbed feet

63
Q

Wolf-Hirschhorn Syndrome

A

Chromosome deletion 4p16-3

64
Q

Albinism

A

Mutation in genes that produce melanin

65
Q

Down’s Syndrome

A

Trisomy 21, there is a 3rd copy of chromosome 21

Intro to Anatomy (6 decks)

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