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WorksheetsMicro Quiz 3
Total questions: 138
Worksheet time: 1hrs 20mins
What male organ is this?
(a)
What is the pair of erectile tissues?
Corpora aranacea
Corpora cavernosa
Corpus spongiosum
Tunica albuginea
What dense, fibroelastic layer of the testis is this pointing to?
(a)
What structure of the testis is this?
Vas deference
Tunica albuginea
Seminal vesicles
Seminiferous tubules
What is the epithelium present in the Vas Deference?
Non Keratinized Stratified squamous
Simple Columnar
Pseudostratified Columnar
Simple Cuboidal
Which picture shows the Vas Deference?
Which picture shows the male urethra?
What tissue surrounds the urethra in the penis?
Corpus spongiosum
Corpora cavernosa
Skeletal muscle
Bulbourethral/Cowper's glands
What is the shape of the left adrenal gland?
Square
Semilunar
Triangular and slightly flattened
Oval
What is the shape of the right adrenal gland?
Square
Semilunar
Triangular and slightly flattened
Oval
What region of the adrenal gland is larger by weight?
The medulla
The parenchyma
The cortex
The cord
What embryonic tissue is the adrenal cortex derived from?
Ecotderm
Neural Crest Cells
Endoderm
Mesoderm
What embryonic tissue is the adrenal medulla derived from?
Ecotderm
Neural Crest Cells
Endoderm
Mesoderm
What is the primary secretory product of the adrenal cortex?
Steroids
Polypeptides
Amino Acids
Catecholamines
What is the primary secretory product of the adrenal gland?
Steroids
Polypeptides
Amino Acids
Catecholamines
What are the three hormone classes secreted by the adrenal cortex?
Mineralcorticoids
Glucocorticoids
Catecholamines
Androgens
Epinephrine
What is a mineralcorticoid produced by the zona glomerulosa?
Estrogen
Aldosterone
Dopamine
Prolactin
What are the two main functions of aldosterone?
Aids in controlling electrolyte homeostasis
Stimulate masculinization
Functions to maintain osmotic balance in the urine to prevent serum acidosis
Promote removal of protein from skeletal muscle and its transport to liver
What are glucocorticoids produced by the zona fasciculata and zona reticularis of the adrenal cortex?
Aldosterone
Cortisol
Corticosterone
Somatostatin
What gonadocorticoid is produced by the zona reticularis and zona fasciculata cells?
Mineralcorticoids
Glucocorticoids
Catecholamines
Androgens
Epinephrine
What two hormones are produced by the chromaffin cells of the adrenal medulla?
Epinephrine
Norepinephrine
Aldosterone
Cortisol
What are the three major arteries that supply the adrenal gland?
Superior suprarenal artery
Middle suprarenal artery
Medial suprarenal artery
Inferior suprarenal artery
What blood supply is shared in the medulla of the adrenal gland?
Venous blood from the medulla arterioles
Arterial blood from the medulla arterioles
Venous blood from the cortical sinusoidal capillaries that already supplied the cortex
Arterial blood from the cortical sinusoidal capillaries that already supplied the cortex
Where are the two places the lymphatics of the adrenal gland located?
Capsule
Connective tissue surrounding vessels in the gland
Medulla
Zona glomerulosa
What is the main cell type in the medulla of the adrenal gland?
Podocytes
Enterocytes
Parietal Cells
Chromaffin Cells
What product from the cortex of the adrenal gland converts norepinephrine to epinephrine in the chromaffin cells?
Mineralcorticoids
Glucocorticoids
Catecholamines
Androgens
Epinephrine
What cells in the medulla of the adrenal gland have axons that extend to the cortex to modulate secretory activity and innervate vessels and axons that extend outside the adrenal gland to abdominal organs?
Chromaffin Cells
Parietal Cells
Ganglion Cells
Podocytes
What are the three zones of the adrenal cortex?
Zona Reticularis
Zona glomerulosa
Zona pellucida
Zona fasciculata
What percentage of the adrenal cortex does the zona glomerulosa occupy?
15%
80%
90%
5%
What percentage of the adrenal cortex does the zona reticularis occupy?
15%
80%
90%
5%
What percentage of the adrenal cortex does the zona fasciculata occupy?
15%
80%
90%
5%
What product is aldosterone produced from?
Cholesterol
Lipids
Triglycerides
Cortisol
What four sites does aldosterone cause reabsorption of sodium?
Principle cells of the distal tubules of the kidneys
Liver
Gastric mucosa
Salivary
Sweat glands
What cells in the kidney are responsible for releasing renin?
Juxtaglomerular Cells
Paracoglomerular Cells
Podocytes
Who knows
What are the steps in the renin-angiotensin aldosterone feedback mechanism?
Juxtaglomerular cells in the kidney release renin in response to decreased blood pressure or low sodium
Circulating renin converts angiotensin 1 to angiotensin 2
Angiotensin 2 stimulates the cells of zona glomerulosa to produce and secrete aldosterone
As the blood pressure, sodium, and blood volume increase, the juxtaglomerular cells are inhibited
What common medication is used to treat essential hypertension?
ACE Inhibitors
Ibuprofen
Acetaminophen
An apple a day keeps the doctor away
What is the name for the first menstrual period of a female in puberty?
Amenorrhea
Menarche
Pubarche
Menopause
How long is the average menstrual cycle?
21 to 34 days
45 to 55 days
3 to 7 days
10 to 20 days
What is the average age range of onset of menopause?
70 to 80 years old
45 to 55 years old
30 to 40 years old
60 to 70 years old
What is the name for the gametogenesis in females?
Oogenesis
Oophorectomy
Spermatogenesis
Oocyte
What is the name for the developing gamete in females?
Egg cell
Oogonia
Oocyte
Ova
What is the name for the mature gamete in females?
Egg cell
Oogonia
Oocyte
Ova
What are the two primary hormones involved in steroidogenesis in females?
Estrogen
Progesterone
Testosterone
Oxytocin
What are the three functions of estrogen in the female reproductive system?
Promote growth of the internal and external sex organs
Responsible for female sex characteristics
Acts on mammary glands to promote breast development (stimulate ductal and stromal growth and accumulation of adipose tissue)
Promotes hair growth on the face and back
What two functions does progesterone have in the female reproductive system?
Prepare internal sex organs for pregnancy (secretory changes in endometrium)
Responsible for female sex characteristics
Promotes hair growth on the face and back
Prepare mammary gland for lactation by promoting lobular proliferation
What are the three attachments of the ovary?
Broad ligament by a peritoneal fold called mesovarium - posterior
Suspensory ligament (contains vessels and nerves) – superior
Ovarian ligament (remnant of gubernaculum)- medial
Ovarian ligament (remnant of gubernaculum)- inferior
What would you expect the surface of the ovary to be in a female in puberty?
Lobular and Scarred
Bumpy
Multilobulated
Smooth
What would you expect the surface of the ovary to be in a middle aged woman?
Lobular and Scarred
Bumpy
Multilobulated
Smooth
What are the two distinct regions of the ovary?
Cortex
Stroma
Capsule
Medulla
What part of the ovary would blood vessels, lymphatic vessels, and nerves most likely to be found?
Cortex
Stroma
Capsule
Medulla
What type of cells is typically found in the germinal epithelium of ovary?
Cuboidal to squamous
Columnar to cuboidal
Pseudostratified columnar to columnar
Columnar to squamous
From what component of the ovary do most malignancies arise from?
The medulla
The cortex
The epithelial surface
The follicle
What percentage of ovarian tumors arise in the epithelial surface?
30%
50%
90%
70%
What is the name for the dense connective tissue layer that lies between the germinal epithelium and the cortex of the ovary?
Tunica albuginea
Tunica vaginalis
Tunica albicans
Tunica corpus
When does the first ovulation occur in menstruating females?
Just prior to menarche
One year after menarche
Two years after menarche
One year before menarche
What are the three major stages of follicle development in an ovary based on morphology?
Primordial follicles
Primary and Secondary (Growing) follicles
Graafian(Mature) follicles
Germinal Follicles
At what month do primordial follicles start appearing in development?
12 months
6 months
3 months
9 months
Where in the mature ovary are the primordial follicles found?
Cortex
Medulla
Stroma
Surface epithelium
What body is seen in primordial follicles of the ovary that represent an accumulation of Golgi membranes, ER, centrioles, mitochondria, and lysosomes?
Bubble Buddies
Meibomian bodies
Balbiani bodies
Herring bodies
What is the name of the form extracellular coat found between the oocyte and follicle cells that secrete proteins?
Zona pellucida
Zona glomerulosa
Zona fasciculata
Zona reticularis
What is the secondary spermatozoa-binding protein produced by the zona pellucida?
AP-1
ZP-3
ZP-9
ZP-6
What is the name for follicle cells in the stratum granulosum?
Granulosa cells
Epithelium cells
Zona pellucida
Stromal cells
What is the name of the connective tissue cells or sheath that form the thecal layers of the primary follicle?
Zona folliculi
Granulosa folliculi
Thecal folliculi
Ovarian folliculi
What component of the thecal folliculi possess LH hormone receptors and secrete androgens that are precursors to estrogen?
Tunica intermedia
Theca externa
Theca interna
Seca interna
What three factors are required for an oocyte and follicular growth?
Follicle Stimulating Hormone (FSH)
Growth factors
Progesterone
Calcium ions
What is the name for a thickened mound of granulosa cells associated with the oocyte which projects into the antrum of a mature Graafian follicle?
Corona Radiata
Cumulus Oophorus
Theca Interna
Zona Pellucida
What is the name for the cells of the cumulus oophorus that immediately surround the oocyte and remain during ovulation?
Corona Radiata
Zona Pellucida
Juxtaglomerular Cells
Call-Exner Bodies
What bodies may be seen between the granulosa cells that are PAS positive and are secreted by the granulosa cells?
Corona Radiata
Zona Pellucida
Juxtaglomerular Cells
Call-Exner Bodies
What morphologic changes does a mature Graafian follicle undergo to prepare for ovulation?
Mitotic activity of granulosa cells decrease
The space between the granulosa cells continue to enlarge
The oocyte and cumulus cells loosen from the rest of the granulosa cells
The cumulus cells form a single layer around the oocyte (corona radiata) which remain with the oocyte during ovulation
The thecal layer becomes more prominent
When does the first meiotic division of the primary oocyte occur after a LH surge?
7 to 14 days
12 to 24 hours
12 to 24 days
21 to 34 days
Which cells in the ovary go through a luteinization and produce progesterone?
Follicular cells
Surface epithelium
Granulosa Cells
Thecal cells
Where is the most common place for an ectopic pregnancy to occur?
Ovary
Bladder
Abdominal Wall
Fallopian Tube
How long can the 1st meiotic prophase be arrested for in oogenesis?
45 to 55 years
10 to 30 years
12 to 50 years
16 to 40 years
During what part of meiosis is the 2nd oocyte arrested in oogenesis?
Telephase I
Anaphase II
Metaphase II
Metaphase I
What is the name of the process where granulosa cells and theca interna layers differentiate into granulosa luteal cells and theca luteal cells, demonstrating an increase in size and lipid droplets?
Maturation
Luteinization
Haploidization
Capacitation
What three hormones do granulosa cells secrete?
Oxytocin
Inhibin
Estrogen
Progesterone
What two hormones do theca lutein cells secrete?
Progesterone
Estrogen
Androgens
Inhibin
How long does a corpus luteum remain active if no fertilization takes place?
7 days
14 days
34 days
5 days
What area must spermatozoa penetrate to gain access to the zona pellucida?
Serosa
Corona Radiata
Surface epithelium
Who knows
What reaction takes place when spermatozoa bind to the ovary receptors of the zona pellucida?
Capacitation
Acrosome Reaction
Mitosis
Meiosis
What two arterial blood supplies support the ovary?
Ovarian Arteries
Uterine Arteries
Renal arteries
Aorta
What is the name of the vascular plexus of veins in the ovarian hilum?
Pampiniform Plexus
Ovarian arteriole plexus
Uterine arteriole plexus
Renal arteriole plexus
Where are the lymphatics found in the ovary?
Medulla
Stroma
Capsule
Cortex
What nerve plexus innervates the ovary?
Autonomic Ovarian Plexus (Sympathetic Nerve Fibers)
Autonomic Ovarian Plexus (Parasympathetic Nerve Fibers)
Autonomic Ovarian Plexus (Sympathetic and Parasympathetic Nerve Fibers)
Autonomic Reproductive Plexus (Sympathetic and Parasympathetic Nerve Fibers)
What are the three cyclic changes seen in the endometrium?
Proliferative
Secretory
Menstrual
Reproductive
What layer of the endometrium sloughs off during menstruation?
Stratum basale
Stratum decidua
Stratum capsularis
Stratum functionale
What are the two layers of the endometrium?
Stratum basale
Stratum decidua
Stratum capsularis
Stratum functionale
How many layers of smooth muscle are present in the myometrium of the uterus?
1
2
3
4
What are the three primary layers of the uterus?
Serosa
Endometrium
Myometrium
Ectometrium
Where is the most common site for fertilization to occur in the fallopian tube?
Ampulla near the junction of the isthmus
Isthmus
Infundibulum
Intramural Component
What are the three layers of the fallopian tube?
Serosa
Muscularis
Adventitia
Mucosa
What areas of the fallopian tube are ciliated cells more prevalent?
Isthmus
Infundibulum
Ampulla
Intramural Component
What cells are found in the mucosal layer of the fallopian tube?
Ciliated columnar cells
Ciliated cuboidal cells
Non-Ciliated columnar cells
Ciliated pseudostratified cells
What are the major components of the male reproductive system?
External genitalia containing the penis and scrotum
Accessory sex glands
Testes
Genital excurrent ducts
What are the accessory sex glands of the male reproductive system?
Seminal vesicles
Prostate
Bladder
Bulbourethral glands
What are the two primary functions of the testis?
Spermatogenesis
Gametogenesis
Organogenesis
Steroidgenesis
What are the primary locations that produce androgens in females?
Ovaries
Adrenal glands
Pituitary Gland
Fat Cells
Skin cells
What are the clinical signs and symptoms of polycystic ovary syndrome (PCOS) resulting from free testosterone in females?
Masculinization
Irregular or absent menstrual periods
Infertility
Prediabetes and Type 2 diabetes
Overweight or Obese
What are some virilizing effects associated with high androgen production in females?
Acne
Hirsutism
Increased muscle mass
Thinning of hair on the head
What are the two principle androgens?
Estrogen
Testosterone
Androstenedione
Progesterone
What androgen is essential for spermatogenesis and male sexual dimorphism?
Estrogen
Testosterone
Androstenedione
Progesterone
An increase in androstenedione is most suggestive of what lesions in the adrenal gland?
Adrenal tumor
Adrenal cancer
Adrenal hyperplasia
Congenital adrenal hyperplasia
How does cell division occur during production of male gametes?
Mitosis/normal division
Meiosis/reduction division
Meiosis/normal division
Mitosis/reduction division
What week in gestation do testes develop?
Week 1
Week 3
Week 5
Week 7
What gene is responsible for determining make sex?
SOX-9
SRY
SF-1
WT-1
What condition presents as XY females with gonadal dysgenesis with functional female genitalia and no ovaries?
Turner Syndrome
De la Chapelle Syndrome
Waterhouse Friderichsen Syndrome
Swyer Syndrome
What rare congenital intersex condition presents as 46 XX karyotype (otherwise associated with females) that has phenotypically male characteristics that can vary among cases?
Turner Syndrome
De la Chapelle Syndrome
Waterhouse Friderichsen Syndrome
Swyer Syndrome
What gene is required for the development of the urogenital system and regulation of the SRY transcription?
SOX-9
DAX-1
SF-1
WT-1
What gene mutation is present in children with familial Wilms tumor and in children with genitourinary malformations?
SOX-9
DAX-1
SF-1
WT-1
What gene is linked formation of ambiguous or female sex organs in a genetically male individual (46, XY)?
SOX-9
DAX-1
SF-1
WT-1
What gene is responsible for the expression of several steroidogenic genes that result in a variety of male sex malformations?
SOX-9
DAX-1
SF-1
WT-1
Activation of what receptor suppresses the SRY gene during gonadal sex differentiation and its mutation is responsible for congenital adrenal hypoplasia?
SOX-9
DAX-1
SF-1
WT-1
What are the three primary embryologic tissues the testicles are derived from?
Neuroectoderm
Intermediate mesoderm
Mesodermal epithelium
Primordial germ cells
Regardless of the genetic or gonadal sex, the external genitalia will develop along the female template without the presence of what hormone?
Somatostatin
Testosterone
Progesterone
Dihydrotestosterone
What hormone do the Leydig cells of the testicle secrete
Somatostatin
Testosterone
Progesterone
Dihydrotestosterone
What are some of the principle effects of testosterone on the body?
Differentiation CNS, genital apparatus, and genital excurrent duct system
Growth and maintenance of secondary sexual characteristics
Growth and maintenance of the accessory sex glands
Anabolic and general metabolic processes
Behavioral effects, including libido
What week of gestation do testicles in males typically descend?
Week 10
Week 15
Week 14
Week 26
What is the term for undescended testicles?
Accretia
Abruption
Cryptorchidism
Albinism
What vascular system in the testes carries blood from the testis to the abdominal veins?
Pampiniform Plexus
Polio Plexus
Peyer's Patches
Testicular Fairy
What muscle responds to changes in ambient temperature, contracting the testes closer to the abdominal wall, and its relaxation lowers the testes within the scrotum?
Dartos Muscle
Cremaster Muscle
Detrusor Muscle
Abdominal Muscle
What smooth muscle of the scrotum contracts in cold temperatures and causes the scrotum to wrinkle when cold to help regulate heat loss?
Dartos Muscle
Cremaster Muscle
Detrusor Muscle
Abdominal Muscle
Each lobule of the testis contains approximately how many seminiferous tubules?
4 to 5
1 to 4
10 to 15
50 to 60
What glands produce an alkaline mucous-like secretion in response to sexual stimulation in the penis?
Bulbourethral/Cowper's Glands
Prostate
Seminal vesicles
The glans
What is the pH of semen?
7.0
6.7
7.7
8.0
Elevated serum PSA is often an indicator of what concerning disease condition?
Bladder cancer
Testicular cancer
Something not good
Prostate cancer
What is the name of prostatic concretions that sometimes occur in the prostate glands of elderly patients?
Corpora Aranacea
Corpora Amylacea
Corpora Cavernosa
Corpus Spongiosum
What part of the prostate ends at the urethra?
Apex
Base
Peripheral
Central
Periurethral Zone
What part of the prostate is represented by the bladder end?
Apex
Base
Peripheral
Central
Periurethral Zone
What zone of the prostate has the most glandular tissue
Peripheral
Central
Transitional
Periurethral
What zone of the prostate is most likely to have cancer?
Peripheral
Central
Transitional
Periurethral
What are the four zones of the prostate?
Peripheral
Central
Transitional
Periurethral
Apex
What type of epithelium is present in the seminal vesicles?
Pseudostratified columnar epithelium
Stratified squamous epithelium
Cuboidal epithelium
Simple columnar epithelium
What percentage of prostatic glandular tissue is found in the peripheral zone?
20%
50%
70%
90%
What substance does the seminal vesicles secrete to sustain sperm?
Maltose
Sucrose
Glucose
Fructose
Where do sperm acquire their motility?
Seminal vesicles
Vas Deferens
Epididymis
Seminiferous Tubules
How many days on average does spermatogenesis take to complete all stages?
30 days
74 days
90 days
45 days
What are the three major phases of spermatogenesis?
Dormant phase
Spermatogonial
Spermatocyte
Spermatid
What insulin-like protein is secreted by the Leydig cells of the testis during embryologic development to stimulate the descent of the testis?
INSL1
INSL3
INS1
INS3
