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Reproductive System
Questions about the organs, cells and hormones associated with sexual reproduction.
1,743 Questions
What is a terminal disc in a sperm cell?
A terminal disc in a sperm cell is a specialized structure located at the tip of the sperm head. It contains enzymes that help the sperm penetrate the outer layer of the egg during fertilization. The terminal disc plays a crucial role in the process of fertilization by facilitating the fusion of the sperm with the egg.
What happens in the female reproductive system when the woman ovulates?
When a woman ovulates, an egg is released from one of her ovaries into the fallopian tube. The egg then travels down the fallopian tube towards the uterus, where it can potentially be fertilized by sperm. If fertilization does not occur, the egg breaks down and is shed during menstruation.
What is meant by cervical length 3.3 cm?
A cervical length of 3.3 cm refers to the measurement of the length of the cervix, which is the lower part of the uterus. This measurement is often taken during pregnancy to assess the risk of preterm labor. A cervical length of 3.3 cm is within the normal range for a non-pregnant or early pregnant woman.
No, the ovaries are part of the female reproductive system responsible for producing eggs (ova) and hormones like estrogen and progesterone. After fertilization, it is the uterus that provides protection and nourishment to a developing fetus during pregnancy.
What is the following that are purposes of BOTH the female and male reproductive systems?
The main purpose of both the female and male reproductive systems is to produce and release reproductive cells (eggs and sperm) for fertilization. Additionally, both systems play a role in producing hormones that regulate the reproductive process and secondary sexual characteristics.
How many days is normal to bleed in six weeks of pregnancy?
It is not normal to experience bleeding during pregnancy. If you are experiencing bleeding for any length of time during your pregnancy, it is important to consult with a healthcare provider immediately.
What happens if a O positive boy marries a B negative girl?
Generally they move in together into a nice house with a big back yard. Probably will have nice, well-paying jobs and a timeshare at a local campground so they can get away for a weekend every so often in the summer. I'm sure they'll go to nice dinners, go out with friends, and enjoy some fine wine once in a while. They might even decide to get a pet; a cat or dog, perhaps. They'll live together in happiness until the inevitable divorce drives them apart and the girl goes for that sexy hispanic A positive boy from the tanning salon. The guy will drink himself into a stupor and pass out in the gutter. And the rest, they say, is history.
What is the sack like part in the male reproductive system?
The sack-like part of the male reproductive system is called the scrotum. The scrotum contains the testes (usually called the testicles).
Do anabolic steroids affect both male and female reproductive organs?
Yes, anabolic steroids can affect both male and female reproductive organs. In males, they can lead to testicular atrophy, reduced sperm production, and infertility. In females, they can disrupt menstruation, cause masculinizing effects (virilization), and lead to infertility.
You didn't specify the species, but I will discuss this in the context of human beings. Other species have many variations. While both the male and the female produce gametes (the female gamete being the egg or ovum, the male gamete being the sperm) which unite to form a zygote, it is the female which provides a womb in which the zygote undergoes gestation and grows into a baby. The eggs are produced in organs called ovaries, and the sperm is produced in organs called testes (or testicles). The penis is an organ by which seminal fluid (containing sperm in a supportive medium) is introduced into the female body, through an orifice known as the vagina.
Which part of the female reproductive system releases eggs each month?
The ovaries release eggs each month as part of the menstrual cycle.
What are 2 human sex linked disorders?
Sex-linked disorders are those that are inherited from genes located on the sex chromosomes, X or Y in humans. Some examples of X-linked disorders are Duchenne Muscular Dystrophy, hemophilia and red-green colorblindness. An example of a Y-linked disorder is called hairy ears.
What is the job of the sperm tube in the male reproductive system?
The sperm tube, also known as the vas deferens, transports mature sperm from the testes to the urethra during ejaculation. It plays a crucial role in the male reproductive system by providing a pathway for the sperm to travel from the epididymis, where they are stored and matured, to be ejaculated during sexual intercourse.
What are the changes taking place during spermatogenesis?
During spermatogenesis, diploid spermatogonium cells undergo mitosis to produce primary spermatocytes, which then undergo meiosis I to form secondary spermatocytes. These secondary spermatocytes then undergo meiosis II to form haploid spermatids. Finally, spermatids undergo spermiogenesis to differentiate into mature sperm cells.
What is function of the suspensory ovarian ligament in the female reproductive system?
to hold the ovaries in place by attaching to the body of the uterus via the ovarian ligament
What is the Relation of the urinary system to the reproductive system in both males and females?
In males, the urinary system and reproductive system share the urethra, a tube that carries both urine and semen out of the body. In females, the urinary system and reproductive system are separate, but they are located close to each other in the pelvic area, which can sometimes lead to overlapping symptoms and conditions. Additionally, the proximity of the reproductive organs in females can make them susceptible to urinary tract infections.
Which type of hormones does uterus secretes?
The uterus secretes two main types of hormones: estrogen and progesterone. Estrogen is responsible for promoting the growth of the uterine lining, while progesterone helps maintain and support the lining for a potential pregnancy. These hormones play a crucial role in the menstrual cycle and pregnancy.
What functions the human reproductive system?
The main function of the female reproductive system is to reproduce or have babies. Sometimes parts of the female anatomy have to be removed due to illness, which will make having babies impossible.
What system works with the male reproductive system?
The female reproductive system is more complicated than male's now short detail is as follows
Primary sexual characteristics of women include the external genitalia (vulva) and the internal organs that make it possible for a woman to produce ova (eggs) and become pregnant. The vulva includes the mons pubis, the most visible part of the woman's external genitalia, which is the pad of fatty tissue that covers the pubic bone and is commonly covered by pubic hair; the labia majora, the large outer lips; and the labia minora, the smaller, hairless inner lips that run along the edge of the vaginal opening and often fold over to cover it. The labia minora come together in front to form the clitoral hood, which covers the clitoris, a sensitive organ that is very important to the woman's sexual response. The opening of the urethra, the tubular vessel through which urine passes, is located midway between the clitoris and the vaginal opening. The area where the labia majora join behind the vagina is called the fourchette. The area of skin between the vaginal opening and the anus is the perineum. The hymen is a thin membrane that partially covers the vaginal opening. If the hymen is extensive and is still present at first intercourse, it may be broken or stretched as the penis enters the vagina and some bleeding and pain may occur, although more typically its presence is unnoticed. The presence or absence of a hymen is not a reliable indicator of virginity, although historically it was viewed as such.
The internal sex organs of the female consist of the vagina, uterus, fallopian tubes (or oviducts), and ovaries. The vagina is a flexible tube-shaped organ that is the passageway between the uterus and the opening in the vulva. Because during birth the baby travels from the uterus through the vagina, the vagina is also known as the birth canal. The woman's menstrual flow comes out of the uterus and through the vagina. When a man and a woman engage in vaginal intercourse, the penis is inserted into the vagina.
The cervix is located at the bottom of the uterus and includes the opening between the vagina and the uterus. The uterus is a muscular organ that has an inner lining (endometrium) richly supplied with blood vessels and glands. During pregnancy, the uterus holds and nourishes the developing fetus. Although the uterus is normally about the size of a fist, during pregnancy it is capable of stretching to accommodate a fully developed fetus, which is typically about 50 cm (about 20 in) long and weighs about 3.5 kg (about 7.5 lbs). The uterine muscles also produce the strong contractions of labor.
At the top of the uterus are the pair of fallopian tubes that lead to the ovaries. The two ovariesproduce eggs, or ova (the female sex cells that can become fertilized), and female sex hormones, primarily estrogens and progesterone. The fallopian tubes have fingerlike projections at the ends near the ovaries that sweep the egg into the fallopian tube after it is released from the ovaries. If sperm are present in the fallopian tube, fertilization (conception) may occur and the fertilized egg will be swept into the uterus by cilia
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What is the internal reproductive organs of the male and the female?
The internal reproductive organs of a male include the testes, epididymis, vas deferens, seminal vesicles, prostate gland, and the bulbourethral gland. In females, the internal reproductive organs consist of the ovaries, fallopian tubes, uterus, cervix, and vagina.
Prostaglandins are signaling molecules that are derived from fatty acids and play a role in various physiological processes such as inflammation, smooth muscle contraction, and blood clotting. They are produced in response to injury or illness and can have both localized and systemic effects in the body.
Why does only one sperm cell reach the fallopian tube?
Only one sperm cell typically reaches the fallopian tube because the others either die along the way due to acidic vaginal environment or are blocked by cervical mucus. The one successful sperm cell undergoes capacitation to become fully mature and able to penetrate the egg.
When does gametogenesis begin?
The process of oogenesis occurs beginning just before female's birth with the creation of haploid sex cells, then are arrested (stopped) until the female begins ovulation as part of a menstrual cycle. Then, oogenesis continues throughout a woman's lifetime.
What are the female internal accessory reproductive organs?
The female internal accessory reproductive organs include the fallopian tubes, uterus, and ovaries. These organs work together to produce eggs, fertilize them, and support the development of a fetus during pregnancy.
How are life cycle of animals alike?
An animal life cycle is basically the stages an animal goes through during its life span.
For example, the time that it is born, then its various stages until it eventually dies such as an infant, adolescent and adult.
We can use a dog's life cycle as an example.
The dog's life cycle is divided into four stages, puppy, adolescent, adult, and senior.
A detailed life cycle example:
A puppy gestates for about nine weeks before it is born. Depending on the breed, it will remain in the puppy stage for six to eighteen months.
As the dog leaves the puppy stage, they will become an adolescent. This is when their hormones start kicking in and growth becomes very noticeable. They will act a little crazy, like a teenager. This is a good time to reinforce training, as it will start clicking. They will have a very high amount of energy during this time. The adolescent stage will last until the are one to three years of age, again depending on the breed. Sometime during this stage, they will gain the ability to reproduce. If they are not intended for breeding, this is a good time to get them fixed.
After the adolescent stage, the dog is an adult. If they have not been fixed, they will be fully capable of reproducing. They should be able to grasp more advanced training. The dog's personality should start to mellow out some. They will still have a good amount of energy, but not as sporadic as the adolescent stage.
Somewhere between six to ten years, the dog will become a senior. Pregnancies will be harder on female dogs, and aren't advised. Energy levels will lessen, as well as the amount they may want to eat.
The average lifespan of a dog is 12 years.
