True or false? Human females create primary oocytes only during fetal development?

True or false? Human females create primary oocytes only during fetal development? Answer: Tr...

True or false? Human males create new sperm everyday, from puberty to old age?

True or false? Human males create new sperm everyday, from puberty to old age? Answer: Tr...

______ is a diploid cell that pauses during meiosis I and produce a secondary oocyte.

______ is a diploid cell that pauses during meiosis I and produce a secondary oocyte. Answer: primary oocy...

What is the development of eggs within ovaries called?

What is the development of eggs within ovaries called? Answer: oogenes...

_______ undergo meiosis II and produces 4 haploid cells.

_______ undergo meiosis II and produces 4 haploid cells. Answer: secondary spermatocyt...

_______ are diploid cells that undergo meiosis I that produce secondary spermatocytes.

_______ are diploid cells that undergo meiosis I that produce secondary spermatocytes. Answer: primary spermatocyt...

Where do sperm develop?

Where do sperm develop? Answer: seminiferous tubul...

What is the production of sperm called?

What is the production of sperm called? Answer: spermatogenes...

What is the production of gametes called?

What is the production of gametes called? Answer: gametogenes...

What is the narrow neck at the bottom of the uterus that opens into the vagina called?

What is the narrow neck at the bottom of the uterus that opens into the vagina called? Answer: cerv...

After the first 9 weeks, what is a developing human called?

After the first 9 weeks, what is a developing human called? Answer: fet...

For the first 9 weeks, what is a developing human called?

For the first 9 weeks, what is a developing human called? Answer: embr...

What is the thick, blood-rich layer of tissue called in the uterus where the embryo implants and grows?

What is the thick, blood-rich layer of tissue called in the uterus where the embryo implants and grows? Answer: endometri...

The remains of the follicle grow to form a solid mass, the __________, which secretes hormones during the reproductive cycle.

The remains of the follicle grow to form a solid mass, the __________, which secretes hormones during the reproductive cycle. Answer: corpus...

Where is the site of fertilization?

Where is the site of fertilization? Answer: oviduct (fallopian tube...

During _______, an immature egg is ejected from a follicle.

During _______, an immature egg is ejected from a follicle. Answer: ovulatio...

What hormone do follicles produce?

What hormone do follicles produce? Answer: estrog...

What contains follicles that consist of a single egg surrounded by cells that nourish and protect it.

What contains follicles that consist of a single egg surrounded by cells that nourish and protect it. Answer: ovari...

What female structure are the sites of gamete production?

What female structure are the sites of gamete production? Answer: ovari...

What female structure becomes erect upon sexual arousal?

What female structure becomes erect upon sexual arousal? Answer: clitor...

What is the name of the structure that partially covers the vaginal opening?

What is the name of the structure that partially covers the vaginal opening? Answer: hym...

What are the inner folds bordering the openings of the vagina called?

What are the inner folds bordering the openings of the vagina called? Answer: labia mino...

What is the name of the fatty ridges that protect the entire female genital region?

What is the name of the fatty ridges that protect the entire female genital region? Answer: labia majo...

What is the other name for the birth canal?

What is the other name for the birth canal? Answer: vagi...

What are the outer features of the female reproductive tract called?

What are the outer features of the female reproductive tract called? Answer: vul...

What does each vas deferens empty into?

What does each vas deferens empty into? Answer: ureth...

The ________ and _________ add fluid that nourishes and protects the sperm.

The ________ and _________ add fluid that nourishes and protects the sperm. Answer: seminal vesicle, prostate gla...

During ejaculation, the sperm leave the __________ and travel through a duct called the vas deferens.

During ejaculation, the sperm leave the __________ and travel through a duct called the vas deferens. Answer: epididym...

A testis and scrotum together are called a _____?

A testis and scrotum together are called a _____? Answer: testic...

The male gonads are known as _____ and are enclosed in the scrotum and produce sperm.

The male gonads are known as _____ and are enclosed in the scrotum and produce sperm. Answer: test...

What structure of the penis covers the glans and can be removed during circumcision?

What structure of the penis covers the glans and can be removed during circumcision? Answer: prepuce (foreski...

What structure of the male human body contains erectile tissue that fills with blood and becomes erect during sexual arousal?

What structure of the male human body contains erectile tissue that fills with blood and becomes erect during sexual arousal? Answer: pen...

Both sexes of humans have a pair of ______ that help produce gametes.

Both sexes of humans have a pair of ______ that help produce gametes. Answer: gona...

What is the fusion of two haploid sex cells called gametes to form a zygote?

What is the fusion of two haploid sex cells called gametes to form a zygote? Answer: sexual reproducti...

What is the creation of new individuals from existing ones?

What is the creation of new individuals from existing ones? Answer: reproducti...

What term describes the inability to conceive after at least one year of regular, unprotected sex?

What term describes the inability to conceive after at least one year of regular, unprotected sex? Answer: infertili...

Breathing _______ smoke can cause damage to cells that line the bronchi and trachea.

Breathing _______ smoke can cause damage to cells that line the bronchi and trachea. Answer: tobac...

What structure of the brain controls breathing?

What structure of the brain controls breathing? Answer: brain st...

During exhalation, rib and diaphragm ______.

During exhalation, rib and diaphragm ______. Answer: rel...

Air moves INTO (= inhalation) the lungs by ____________.

Air moves INTO (= inhalation) the lungs by ____________. Answer: negative pressure breathi...

During inhalation, the chest is expanded by the _________ movement of the diaphragm.

During inhalation, the chest is expanded by the _________ movement of the diaphragm. Answer: downwa...

Air goes past the ______ during exhalation to produce audible noises.

Air goes past the ______ during exhalation to produce audible noises. Answer: vocal cor...

air -> ___________ -> pharynx -> larynx -> trachea (windpipe) -> bronchi -> bronchioles -> alveoli

air -> ___________ -> pharynx -> larynx -> trachea (windpipe) -> bronchi -> bronchioles -> alveoli Answer: nostrils and...

____ -> nostrils and mouth -> pharynx -> larynx -> trachea (windpipe) -> bronchi -> bronchioles -> alveoli.

____ -> nostrils and mouth -> pharynx -> larynx -> trachea (windpipe) -> bronchi -> bronchioles -> alveoli. air ...

What structure is also known as the wind pipe?

What structure is also known as the wind pipe? Answer: windpi...

What structure is also known as the voice box?

What structure is also known as the voice box? Answer: lary...

What structure connects the digestive and respiratory track?

What structure connects the digestive and respiratory track? Answer: phary...

Lungs in the chest cavity are protected by the ______.

Lungs in the chest cavity are protected by the ______. Answer: rib ca...

Lungs in the chest cavity lie on top of the ________, a sheet of muscle.

Lungs in the chest cavity lie on top of the ________, a sheet of muscle. Answer: diaphra...

What is the ventilation of the lungs by alternate inhalation and exhalation?

What is the ventilation of the lungs by alternate inhalation and exhalation? Answer: breathi...