18.1,2,3,4 Reproduction And Heredity Flashcards

1
Q

________________ secrete chemicals through ducts to outside of body

A

Exocrine (external)

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2
Q

___________ secrete hormones directly into blood stream (no ducts to exit) that signal changes in other parts of the body

A

Endocrine (internal)

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3
Q

_______________ - a chemical substance, or messenger, released by an endocrine gland that has a specific function in the body

A

Hormone

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4
Q

_______________- a period of sexual development during which a person becomes sexually mature and physically able to produce

A

Puberty

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5
Q

How does puberty start?

A
  1. The Hypothalamus signals the pituitary glands to begin producing 2 hormones
  2. Those hormones in turn signal the reproductive glands to produce sex hormones
  3. These sex hormones activate several changes in your body including outward appearance
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6
Q

Functions of the male reproductive system

A
  1. Produce sex hormones
  2. Produce and store sperm
  3. Deliver sperm to female reproductive system
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7
Q

___________- sexual organ through which sperm leaves the body. The tip of the penis is covered with loose skin, called the foreskin. The foreskin can be removed by a process called circumcision

A

Penis

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8
Q

____________- male reproductive glands (2 functions = production of testosterone and sperm)

A

Testes

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9
Q

_____________- reproductive cells (in males)

A

Sperm

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10
Q

____________- a sperm cell joins with an egg

A

Fertilization

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11
Q

Semen- _________________________________

A

Mixture of sperm cells and fluids

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12
Q

Ejaculation- _____________________________________

A

Ejection of semen from the penis

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13
Q

Functions of the female reproductive system

A
  1. Produce sex hormones
  2. Produce eggs
  3. Provide a nourishing environment in which a fertilized egg can develop into a baby
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14
Q

_____________- reproductive cells/eggs (in females)

A

Ova

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15
Q

________________- reproductive glands in which eggs are produced (2 functions= produce hormones estrogen and progesterone and release mature egg cells)

A

Ovaries

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16
Q

____________- activates certain physical change at puberty

A

Estrogen

17
Q

__________________- activates changes to a woman’s reproductive system before and during pregnancy

A

Progesterone

18
Q

_______________- one of the ovaries releases a ripened ehh about once every month

A

Ovulation

19
Q

_____________________- passages that carry eggs away from ovaries

A

Fallopian tubes

20
Q

_______________- hollow, muscular organ where an egg can grow and develop

A

Uterus

21
Q

______________- hollow, muscular passage leading from the uterus to the outside of the body

A

Vagina

22
Q

________________________- process by which a female produces one mature egg each month

A

Menstrual cycle

23
Q

On average, menstrual cycles last about _____ days

A

28

24
Q

Factors affecting menstrual cycle

A
  1. Diet
  2. Stress
  3. Exercise
  4. Weight gain/loss
25
Q

___________________- ovaries slow down hormone production and no longer release eggs

A

Menopause

26
Q

Keeping healthy:

  1. ____________- daily washing
  2. __________________- eliminate infections, diseases, ext until God approves
  3. _______________- learn how to monitor for medical problems
  4. ___________________- yearly check ups should be done by a professional
A
  1. Cleanliness
  2. Sexual abstinence
  3. Self exams
  4. Medical check ups