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WorksheetsBIO2 CT2 Revision_Aug2020
Total questions: 103
Worksheet time: 1hrs 14mins
Which of the following are NOT part of the Menstrual Cycle?
Menstruation stage.
Follicular stage and ovulation.
Secretory stage.
Follicular stage.
Day 1 to 5 of the Menstrual Cycle is called
Menstruation stage.
Follicular stage and ovulation
Secretory stage.
Follicular stage.
Which hormone is the most active during day 1-14 of Menstrual Cycle?
Follicle stimulating hormone produced by anterior pituitary gland.
Luteinizing hormone produced by anterior pituitary gland.
Interstitial cell-stimulating hormone produced by anterior pituitary gland.
Progesterone produced by corpus luteum.
At which phase would the endometrial lining sloughs off from the uterine wall?
Menstrual Phase
Proliferative Phase
Secretory Phase
Luteal Phase
Follicular Phase
At ______________ ________ the detached tissues and 50-150 ml (1/4-1/2 cup) of blood pass through the vagina for 3-5 days.
Menstruation stage.
Premenstrual stage.
Secretory stage.
Follicular stage and ovulation.
Growing ovarian follicles begin producing more estrogen during the
menstruation stage.
premenstrual stage.
secretory stage.
follicular stage and ovulation.
Progesterone levels cause the endometrium glands to grow, release nutrients into the uterus and thickening of uterine lining at
menstruation stage.
postmenstrual stage
premenstrual (secretory) stage.
Follicular stage and ovulation.
Ovarian hormones, oestrogen and progesterone, are at their lowest levels during
menstruation stage.
postmenstrual stage.
premenstruation stage.
Luteinizing stage.
Endometrium increases in size and ready for implantation of fertilised ovum during the
menstruation stage.
follicular stage and ovulation.
secretory Phase
luteal Phase
If fertilization does NOT occur after ovulation, which stage will occur?
Menstruation stage.
Follicular stage and ovulation.
Secretory stage.
Luteal Phase
At which phase of the menstrual cycle, the endometrium is the thickest?
Menstruation stage.
Follicular stage and ovulation.
Premenstrual (secretory) stage.
Luteal Phase
Blood vessels of the endometrium spasm and kink, decreasing nutrients and oxygen to the cells. The cells begin to die. These occur during the
menstruation stage.
postmenstrual stage.
secretory stage.
follicular stage and ovulation.
Another name for the Menstrual Cycle is...
Uterine Cycle
Ovarian Cycle
Mammary Cycle
Human life cycle
Ampulla Cycle
A classic Menstrual Cycle lasts how many days?
28
20
14
30
40
Growing ovarian follicles begin producing more estrogen when
menstruating.
follicles are developing.
endometrium is shedding.
corpus luteum is developing.
Follicular Phase
Which hormone controls the development of female secondary sexual charecteristics.
Testosterone
Oestrogen
Progesterone.
Follicle Stimulating Hormone.
Which hormone controls the development of male secondary sexual characteristics.
Testosterone
Oestrogen
Progesterone.
Interstitial Cells Stimulating Hormone.
What role does oestrogen have in the menstrual cycle?
Causes menstruation
Causes thickening of uterus lining.
Causes ovulation.
Maintenance of the thickened uterine lining.
What happens on day 14 of the menstrual cycle?
Ovulation (egg released from ovary).
Menstruation
Uterus lining breaks down
What do you call the process when the ovarian follicle ruptures and releases a matured ovum?
Luteinisation.
Ejaculation
Ovulation
Menstruation.
Where is oestrogen produced and what does it do?
Produced in the testes; Responsible for male sexual characteristics and increases the production of sperm.
Produced in the ovaries: Responsible for female sexual characteristics. Stimulates the thickening of the lining of the uterus and stimulates the hypothalamus to secrete luteinising hormone (LH).
Produced in the ovaries: Responsible for female sexual characteristics. Stimulates the lining of the uterus to break down
and stimulates the hypothalamus to secrete follicle stimulating hormone (FSH).
Secreted by the corpus luteum: Prepares the lining of the uterus for pregnancy.
Which organ secretes FSH (follicle-stimulating hormone)?
ovary
testis
pituitary gland
placenta
Where is Luteinising Hormone (LH) produced, and what does it do?
Secreted from the pituitary gland: Released into bloodstream and travels to the ovaries where it causes the follicle to erupt, releasing the ovum into the fallopian tube.
Secreted from the pituitary gland: Released into bloodstream and travels to the ovaries where it triggers the growth of a follicle (Immature ovum surrounded by layer of cells).
Produced in the ovaries: Responsible for female sexual characteristics. Stimulates the lining of the uterus to break down
and stimulates the hypothalamus to secrete follicle stimulating hormone (FSH).
Secreted by the corpus luteum: Prepares the lining of the uterus for pregnancy.
When is ovulation most likely to occur?
About halfway to the next menstruation (14th day of a menstrual cycle)
At the start of menstruation
1-5 days before the start of menstruation
5-10 days after the start of menstruation
In what phase of the menstrual cycle does the uterus shed its lining?
Menstruation.
Post menstruation.
Ovulation.
Premenstruation.
During what phase of the menstrual cycle can conception take place?
menstruation
post menstruation
ovulation
premenstruation
Which 2 hormones does the pituitary gland produce to stimulate a menstruation cycle?
estrogen & progesterone
FSH & LH
After conception, where does the embryo continue the development?
Vagina.
Fallopian tubes.
Uterus.
Ovaries.
The hormone that causes maturation of an ovum in the
ovary.
Luteinising hormone
Oestrogen
Progesterone
Follicle stimulating hormone
The hormone that stimulates the released or ruptured of ovum.
Luteinising hormone.
Oestrogen.
Progesterone.
Follicle stimulating hormone.
Identify part 3
uterus
ovary
fallopian tube
cilia
Identify part 5
uterus
ovary
fallopian tube
cervix
Identify part 8
uterus
ovary
cilia
endometrium
Identify part 7
uterus
ovary
fallopian tube
fimbriae
Identify part 6
fallopian tube
fimbriae
ovary
cilia
The small hair-like projections found inside the fallopian tubes are called
fimbriae.
cervix.
cilia.
gametes.
What is the purpose of cilia?
guide the egg into the fallopian tube
they are released to cause the follicles to enlarge
guide the egg through the Fallopian tube into the uterus
none of the above
What is the purpose of the fimbriae?
guide the ovum from the ovary into the Fallopian tube
release a hormone to stimulate the follicles
guide the ovum through the Fallopian tube into the uterus
none of the above
What is released when a woman menstruates?
dead cells
unfertilized ovum
mucus
all of the above
Which hormone "maintains" endometrium to remain thick to prepare for pregnancy?
Estrogen
FSH
Luteal
Progesterone
Following ovulation, how long does an egg have to be fertilized?
12-24 hours
5-7 days
1-2 hours
3 days
Fertilization occurs in the
ovaries.
distal 1/3 of the fallopian tubes.
fundus of the uterus.
body of the uterus.
When will the ovaries release an ovum (ovulate) during the Menstrual Cycle?
about 14 days after the first day of a period.
14 days after the last day of a period.
about 7 days after the thrid day of a period.
7 days after the last day of a period.
The external structures of the female genitalia are
uterus, vagina, ovaries and uterine tubes.
vagina, labia minora, clitoris and mons pubis.
mons pubis, labia majora, labia minora and clitoris.
symphysis pubis, labia majora, labia minora and clitoris.
The internal female genitalia is made up of
uterus, vagina, ovaries and uterine tubes.
vagina, uterus, fallopian tubes and mons pubis.
mons pubis, labia majora, labia minora and clitoris.
symphysis pubis, labia majora, labia minora and clitoris.
External male genitalia is made up of
penis, epididymis and scrotum.
penis and scrotum.
glans penis, epididymis and vas deferens.
testes, ductal system and accessory glands.
The structures that made up the internal male genitalia are
penis, epididymis and scrotum.
penis and scrotum.
glans penis, epididymis and vas deferens.
testes, ductal system and accessory glands.
The structure that store sperm temporarily is the
epididymis.
vas deferens.
ejaculatory ducts.
seminiferous tubules.
The storage place of matured sperm is the
epididymis.
vas deferens.
ejaculatory ducts.
seminiferous tubules.
Prostate gland is one of the internal male reproductive structures that secretes
thick nutritive fluid that lubricates the urine.
thin milky alkaline fluid to protect and nourish sperms.
lubricating fluid for tip of penis and neutralising urine's pH level
thick nutritive fluid that keeps sperms' mobility and viability (survival).
Fluid of the Cowper's gland is one of the internal male reproductive structures that secretes
thick nutritive fluid that lubricates the urine.
thin milky alkaline fluid to protect and nourish sperms.
lubricating fluid for tip of penis and neutralising urine's pH level
thick nutritive fluid that keeps sperms' mobility and viability (survival).
Spermatogenesis occurs in the
seminiferous tubules.
interstitial cells.
epididymis.
spermatic cord.
Testosterone is secreted by
seminiferous tubules under the stimulation of ICSH.
interstitial cells under the stimulation of ICSH
epididymis under the stimulation of ICSH.
spermatic cord under the stimulation of ICSH.
The functions of semen are
served as nourishment to sperms.
lubricate and neutralise the vaginal tract.
serve as transportation of sperms to the vagina.
all of the above.
Hormones from the pituitary gland that play a role in spermatogenesis are
testostrone and progesterone.
Follicle Stimulating Hormone & Interstitial Cell Stimulating Hormones.
Follicle Stimulating Hormone & Luteininzing Hormones.
Follicle Stimulating Hormone, Interstitial Cell Stimulating Hormones and testosterone.
The ductal system of male genitalia includes
epididymis, vas deferens, ejaculatory duct and urethra.
epididymis, vas deferens and spermatic cord.
epididymis, vas deferens and ejaculatory duct.
seminiferious tubules, epididymis, vas deferens and ejaculatory duct.
Spermatogenesis involves
mitosis.
mitosis and meiosis.
meiosis.
none of the above.
Some of the male sex characteristics are all the the following except for
deepening of voice.
broadening of the shoulders.
final maturation of sperm.
fats distribution around the hip.
The epididymis receives sperm cells from the
penis.
vas deferens.
prostate gland.
seminferous tubules.
Mark's voice deepened and shoulder broadened at the age of 14, under the influence of
oxytocin.
progesterone.
testosterone.
growth hormone.
The white of our eyes is the
choroid.
iris.
retina.
sclera.
This layer of our eyes is composed of 2 layers, one of the layers is pigmented and the other lay contains photoreceptors (rods and cones) is called
choroid.
iris.
retina.
sclera.
One of the 3 structures of the middle layer of the eye is the
choroid.
cornea.
retina.
sclera.
When focusing on a nearby object, the lens of the eye becomes
long and fat.
short and fat.
long and thin.
short and slim.
When focusing on a far away object, the lens of the eye becomes
long and fat.
short and fat.
long and thin.
short and slim.
We can see with our eyes through the pathway of cornea, aqueous humor, lens and vitreous humor because
reflected light of objects and people gets into our eyes.
refracted light of objects and people gets into our eyes.
objects and people absorb light.
our eyes reflects light.
Colour blindness is caused by the lack of
sensitive cells found in the retina.
cones in the retina.
rods in the retina.
photoreceptors in the retina.
Night blindness is caused by the degeneration of
sensitive cells found in the retina.
cones in the retina.
rods in the retina.
photoreceptors in the retina.
The structure of the ear which maintains equilibrium during movement of the head is the
auricle.
ossicles.
vestibule.
tympanic membrane.
The spot without rods and cones (photoreceptors) is called the
optic disc.
macula lutea.
favea centralis.
optic nerve.
Refraction of light rays are possible because of the presence of the following structures, they are
cornea.
lens.
aqueous humor.
vitreous humor.
All of the above.
For people with perfect vision, the light rays are refracted on the
optic disc.
blind spot.
yellow spot.
retina.
lacrimal glands produce
saliva.
aqueous humor.
vitreous humor.
tears.
The structures which drain tears into the nasal cavity is the
lacrimal glands.
lacrimal ducts.
lacrimal sac.
nasolacrimal duct.
The protection of the eyes could be provided by
tears, as it contains antibacterial substance.
eyelids, as it prevent dust and foreign objects from entering the eyes.
eyebrows ridges, as it shade the eyes from bright sunlight.
All of the above.
Ms Tin Tin has difficulty focusing on distant object, she needs a pair of prescription spectacles with
flat lenses.
convex lenses.
concave lenses.
bifocal lenses.
Hepatitis B is transmitted through
blood borne.
droplets.
contaminated food.
bite of the mosquito.
COVID-19 is transmitted from person to person through
rubbing of mucous membrane after contact with infected objects.
eating or drinking contaminated food or water.
vectors contaminated with the virus.
inhalation of the virus in the air.
Tuberculosis is transmitted from through
rubbing of mucous membrane after contact with infected objects.
eating or drinking contaminated food or water.
vectors contaminated with the pathogen.
inhalation of the pathogens in the air.
Typhoid fever is transmitted from through
rubbing of mucous membrane after contact with infected objects.
eating or drinking contaminated food or water.
vectors contaminated with the pathogen.
inhalation of the pathogens in the air.
After bungee jump, Danish felt giddy and unable to balance his steps. This is due to movement of fluid in the
vestibule.
vitreous humor.
accessory muscles.
semi-circular canals.
One method of preventing the spread of Human Immunodeficiency Virus is to encourage
casual sex.
use of condom.
sharing of needles among drug addicts.
use of unscreened donated blood.
To prevent the spread of active pulmonary tuberculosis, the patient should be
given sufficient fluid.
nursed in the isolation room.
advised to have sufficient rest.
allowed to mix with patients in general ward.
Oral Sabin is given to babies to immunized against
mumps.
measles.
diphtheria.
poliomyelitis.
Vaccination should be encouraged to prevent contracting
malaria.
dengue.
measles.
hand-foot-mouth disease
When new born baby has immunity for Hepatitis B virus, not through vaccination, this is because the baby received
naturally acquired immunity from the passive way via mother's placenta.
naturally acquired immunity from the active way.
artificially acquired immunity from the passive way.
artificially acquired immunity from the passive way.
It is possible to develop immunity passively in the natural way, without the need to develop own antibodies for the pathogen, through exposure
of vaccination of the specific pathogen.
to the infection by the specific pathogen in a natural setting.
to infusion of immunoglobulin to the specific pathogen.
All of the above.
New born babies in Singapore are given BCG for prevention of tuberculosis. This is a form of
innate immunity.
passive naturally acquired immunity.
active naturally acquired immunity.
active artificially acquired immunity.
An effective way of prevention of the transmission of typhoid fever is to
wear a surgical face mask.
maintain good nutritional intake.
practice strict hand hygiene.
don gloves when in contact with blood.
The most effective strategy of preventing dengue fever in the community is to
remove all stagnant water.
be vaccinated against dengue fever.
cover nose and mouth when sneezing.
keep infected patients away from crowded area.
Ali is diagnosed with active pulmonary tuberculosis. The most appropriate action to prevent the spread of this disease is to
don sterile gloves.
encourage fluid intake.
isolate patient in a single room.
keep patient in the cubicle near windows.
A disease which is transmitted through fecal matter is
AIDS.
typhoid fever.
hepatitis A.
hepatitis B.
Innate immunity is also known as
genetic immunity.
passive immunity.
artificial immunity.
acquired immunity.
Mr Tan is suffering from HIV infection. He should
get vaccination.
avoid eating hawker food.
wash his hands frequently.
refrain from sharing a tooth brush.
To prevent hand-foot-mouth disease in the community is to
wear face mask and gown.
remove stagnant water at home.
disinfect surfaces with disinfectant.
wash hands before and after eating.
Hepatitis B is transmitted via
blood.
vector.
droplet.
contaminated food and water.
Hepatitis A is transmitted via
blood.
vector.
droplet.
food and water.
COVID-19 is transmitted via
blood.
vector.
droplet.
food and water.
Diphtheria is transmitted via
blood.
contact.
droplet.
food and water.
Chickenpox is transmitted via
blood and body fluid.
airborne and contact.
droplet and airborne.
food and water.
To fight against virus and bacteria that are deadly and without direct cure, the most effective is to be
vaccinated so that body develop memory for the specific pathogen.
infused immunoglobulin for the specific pathogen.
let nature takes its cause in developing antibodies for the secific pathogen.
given by mother via the placenta or breast milk.
