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BIO228 - Cory Hanley Lecture exam V
Final exam - Chapter 28 & 29
Terms in this set (103)
The _____ stores sperm until they are fully mature and capable of being motile
Ejaculation is controlled by the ________ divisions of the autonomic nervous system
Math the male and female organs with their common function
Covering and protection: labia majora and scrotum
Secrete lubricant: Vestibular and bulbourethral glands
Stimulate sexual arousal: clitoris and glans of penis
Which of the following structures produce seminal fluid?
Ejaculatory duct is formed by the merging of the ductus deferens and the
_____ innervation of the penis is responsible for erection.
Rank the layers of uterus in order from most internal to most external
The deeper layer of the endometrium is the _____ layer
A woman who suffers from endometriosis has endometrial tissue in her abdominal cavity. By what route could that tissue get there from the uterus?
Via the uterine tubes
Because of the vaccine for HPV must be administered before girls become sexually active, it is recommended that it be given from _____ years of age.
Which of the following are layers of the vagina?
The mucosa of the vagina is lined by what type of epithelial tissue?
Nonkeratinized stratified squamous
The _____ phase of the uterine cycle occurs from day 15-28.
The female external genitalia are also called the
The female labia _____ are homologous to the male scrotum
What structures are found within the female vestibule?
The female _____ is homologous to the glans penis of the male
The areola, surrounding the nipple, is often darker in a _____
parous (woman who has given birth)
Rank the structures in the order that breast milk would pass through them
Milk production is controlled by the hormone _____ while milk ejection is controlled by the hormone _____
During the excitement phase of the female sexual response, the uterus _____
shifts from an anteverted position to a more vertical position
In which layer of the uterus are the uterine glands found
Which endometrial layer is shed during menstruation?
Which statements characterize spermatogonia?
They are the parent stem cells that produce sperm.
They reside in the male gonads.
They are diploid cells.
The release of the secondary oocyte from a vesicular follicle on day 14 of a 28-day ovarian cycle is called
Which are the phases of the ovarian cycle?
The _____ muscle is found in the wall of the scrotum just underneath the fascia.
The spermatic cord consists of _____ layers
The pampiniform plexus is a network of _____ in the spermatic cord
The thick whitish layer surrounding the testis is the _____
The testis have approximately _____ separate lobules.
Inhibin is released by the _____ of the testes
Which cells from the blood-testis barrier?
Leydig cells are also called _____
The parent cells that produce sperm are called _____
When does spermatogenesis begin?
Spermatogonia have _____ total chromosomes
A spermatid is a _____ cell
Name the process where spermatids become mature spermatozoa.
The _____ region of a sperm contains many mitochondria that provide the energy needed to move the tail.
Genital herpes is caused by a _____
Which STD is caused by Treponema pallidum?
What is the ridge-like seam along the midline of the scrotum called?
A serous membrane, the tunica _____ around each testis has a parietal and visceral layer.
What are the male primary reproductive organs?
The secretion of GnRH directly causes _____
the release of LH and FSH
Which is an action of inhibin?
Inhibits FSH secretion
Which hormone stimulates interstitial cells to secrete testosterone?
The ductus deferens has a muscularis layer made of _____
The primordial germ cells that produce sperm called
A spermatozoon has a _____ cap with a digestive enzyme needed for fertilization.
What is the most frequently reported bacterial STD in the U.S.
Chromosomes that have no genes that determine the sex of an individual are called _____
The fetal period is characterized by events
Maturation of tissues and organs
Rapid growth of the body
The term that refers to the percentage of a population with a particular genotype that exhibits the expected phenotype is
Place the structures in the correct order from earliest to form to latest to form in development.
Fertilization usually occurs in
Immediately following fertilization, the nucleus of a sperm and the nucleus of the ovum are called _____
The portion of a blastocyst that will form the embryo is called the
Which structure normally embeds within the endometrium of the uterus during the process called implantation?
When does the bilaminar germinal disc develop?
During the second week of development
The component of a blastocyst that will form the chorion is called the
When does implantation normally occur?
1 week after fertilization
When the first part of the baby's head distends the vagina, this is referred to as ___.
The chorion is the _____ and amnion is the _____
outermost covering of an embryo and helps form the placenta;
a membrane that encircles a developing embryo
Initially, sperm are not capable of fertilizing the oocyte. They must first undergo
Together, the hypoblast and epiblast form the
bilateral germinal disc
The portion of a blastocyst that will form the embryo is called the
The outermost extraembryonic membrane that will eventually form the placenta is the
During the embryonic stage, the primary germ layers develop from the
The disease osteogenesis imperfecta is caused by a dominant allele. However, not all people with this allele actually suffer from symptoms of the disease. What is this phenomenon called?
Select all that may contribute to urinary tract infections in a pregnant woman.
Compression of ureters by uterus
What happens to the zona pellucida once a sperm cell has penetrated it?
Place the events that occur during cleavage in the correct sequence from beginning to end.
- 2-cell stage
- 4-cell stage
- 8-cell stage
The process of organ development in an embryo is called ___.
The functions of the placenta include
production of estrogen and progesterone
exchange of nutrients between maternal and fetal blood
exchange of waster products between the maternal and fetal blood
True or fale: before fertilization can occur, a sperm cell must penetrate the corona radiata and corona pellucida
Compaction leads to the formation of a
How many cells are present initially in the morula?
The portion of the trophoblast that first burrows into the endometral lining is the
human chorionic gonadotropin functions to
Signal the female reproductive system that fertilization and implantation have occurred
maternal and fetal blood
do not mix
The inner cell layer of a trophoblast is called
Which structures are derived from ectoderm
Enamel of teeth
Lens of the eye
A notochord appears during the _____ week of embryonic development
Which are the effects of human placental lactogen?
Affecting how pregnant women metabolizes certain nutrients
Inhibiting the effects of insulin
Inducing lactation in mammals
Which hormone lead to increased insulin resistance during pregnancy
blood volume of the mother increases by about ____% during pregnancy
Nasal congestions during pregnancy is caused by an increase in
During pregnancy, human placental lactogen (HPL) is secreted by the
In pregnant women, which hormone is responsible for the rise in aldosterone?
Increased insulin resistance during pregnancy can lead to a condition known as
During pregnancy, human chorionic thyrotropin is secreted by the
Which events are caused by estrogen and progesterone during pregnancy?
Suppression of FSH
Additional follicular development stopped
The hormone relaxin promotes
blood vessel growth in the uterus
Relaxin is secreted by
corpus luteum and placenta
The process by which the cells of the epiblast migrate and form the three primary germ layers is called
As a result of the transverse folding of the embryo,
the endoderm layer is confined to the inside of the embryo
the ectoderm layer lies solely on the external surface of the embryo
Which attributes are associated with the process called meiosis? Check all that apply.
Produces haploid number of chromosomes
Match the male accessory gland with its secretions.
Prostate glands: citric acid, seminalplasmin, PSA
Bulbourethral glands: Mucin for lubrication
Seminal vesicles: fructose, prostaglandins, bicarbonate
During interphase, DNA in each chromosome is replicated in the parent cell and is composed of two identical structures called
Check all that are normal functions of the uterine tubes.
Transport the oocyte to the uterus
Site for fertilization
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