Tag: biology

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Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Complete end of menstrual cycle in females is marked by

  1. Menopause

  2. Menstruation

  3. Menarche

  4. Both A and C
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The complete end of the menstrual cycle in females is marked by menopause. Menopause can occur in your 40s or 50s. Menopause is a natural biological process. Although it also ends fertility, you can stay healthy, vital and sexual.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

What symptoms are commonly seen prior to menstruation?

  1. Fever

  2. Headache

  3. Blisters

  4. Acne
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Menstruation is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. Up to 80% of women report having some symptoms prior to menstruation. Common symptoms include acne, tender breasts, bloating, feeling tired, irritability, and mood changes. These symptoms interfere with normal life, and therefore qualify as premenstrual syndrome, in 20 to 30% of women. In 3 to 8%, symptoms are severe. 

So, the correct answer is 'Acne'.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Which symptoms can be seen during menopause?

  1. Fever

  2. Acne

  3. Anxiety

  4. All of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The physical symptoms such as hot flashes and emotional symptoms of menopause may disrupt your sleep, lower your energy or for some women trigger anxiety or feelings of sadness and loss. Therefore, (c) is the correct answer.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Which of the following processes occur once a month in an adolescent girl?

  1. Fertilisation

  2. Ovulation

  3. Menstruation

  4. Both B and C
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The menstrual cycle is the reproductive cycle which takes place in the females in every 28 days after puberty. The ovulation is the release of the egg or the female gamete which takes place on the 14$^{th}$ day of the cycle. There is only one egg produced and released every month. The process of menstruation is the bleeding phase which takes place every from for about 5 days.

Thus, the correct answer is option D.  

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Menstrual cycle occurs in 

  1. Female primates

  2. Human females

  3. Mammalian females

  4. Rabbit
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Menstrual cycle occurs in  female primates.
The menstrual cycle refers to the hormonal and reproductive tissue changes that occur in adult female mammals during their reproductive years. It is found primarily in humans and close relatives such as chimpanzees. Beyond primates, it is known only in bats and the elephant shrew. 
Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Cessation of menstrual cycle in the human female is known as 

  1. Ovulation

  2. Puberty

  3. Menopause

  4. Maturation
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Ovulation is the process of releasing the matured egg or ovum.
Puberty is the process of physical changes whereby the child's body matures into an adult body capable of sexual reproduction.
The cessation of the woman's menstrual cycle and hence the end of reproductive ability is called as menopause. Menopause occurs due to the natural cessation of the estradiol and progesterone production by the ovaries over a period of years. This is the part of the normal aging process.
The process of becoming mature is maturation.
Thus, the correct answer is (C), 'Menopause'.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

The estrous cycle occurs in 

  1. Mouse

  2. Gorilla

  3. Chimpanzee

  4. Monkey
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
The estrous cycle is the period of reproductive cycle in female non primates e.g., mouse. There are four stages of estrous cycle: proestrus, estrus, metestrus and diestrus. In primates, menstraul cycle is the period of reproductive cycle e.g., golirlla, chimpanzee and monkey.
Thus, the correct answer is option A.
Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Menopause occurs in females at the age of

  1. $55-60$ years
  2. $50-55$ years
  3. $45-50$ years
  4. $37-42$ years
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The last menstrual cycle or cessation of the menstrual cycle in women at the age of $45-50$ years is known as menopause. It marks the end of reproductive life of women. 

So the correct answer is C.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

First menstrual cycle is

  1. Parturition

  2. Menopause

  3. Menarche

  4. Implantation
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
  • The first menstrual cycle that occurs during puberty at the age of $11-14$ years is known as menarche.
  • The last menstrual cycle or cessation of the menstrual cycle at the age of $45-50$ years is known as menopause. 
  • Menarche marks the beginning of reproductive life and menopause marks the end of the reproductive cycle.
Implantation is the attachment of blastocyst to the endometrium of the uterus. It occurs after around 7 days after fertilization.
  • Parturition is the expulsion of the baby from the mother's womb after completion of the gestation period (9 months).

Hence, the correct option is C.