WorksheetsFinal Prep 2
Total questions: 20
Worksheet time: 10mins
The first fluid expelled from the urethra during ejaculation comes from the__________.
testes
prostate gland
bulbourethral gland
seminal vesicles
Immediately following ovulation, the remaining granulosa cells in the ovary enlarge to form an endocrine structure. What is the name of the endocrine structure?
Corona radiata
Corpus luteum
Polar body
Corpus albicans
The secretions of the prostate gland neutralize the acid in semen.
True
False
Tamoxifen and raloxifene are treatments for breast cancer. How do these drugs work?
By depriving cancer cells of growth factors
By activating progesterone receptors
By breaking up cancer cell DNA
By blocking estrogen receptors
What microorganism causes Chlamydia?
Virus
Parasite
Fungus
Bacteria
Active dying is a distinct set of signs that may appear around the time of death.
True
False
What structure surrounds the cell membrane of the secondary oocyte?
Chorion
Corpus luteum
Zona pellucida
Trophoblast
When is the postnatal period?
From birth to death
From the time of a fertilized egg until the end of life
From fertilization to birth
From the beginning of the fetal period until the beginning of childhood
Implantation usually begins at about the end of the first________ of development.
day
trimester
week
month
What are teratogens?
Substances that cause genetic disease
Substances that cause congenital malformations
Substances that stimulate embryonic growth
Substances that protect against infections
Thalidomide is a drug used to treat leprosy. If given to a female who is pregnant, what effect might it have on a fetus?
Fetal limb defect
Fetal alcohol syndrome
Bacterial infection
Cognitive impairement
How many chromosomes does each cell of a human zygote contain?
46
23
50
2
What comprises the placental membrane?
A single layer of epithelial cells
A double layer of epithelial cells
The embryonic disc
The amnion and chorion
According to the CDC, what were the three leading causes of death in the United States in 2015?
Diabetes, heart disease, and cancer
Unintential injuries, kidney disease, and influenza
Pneumonia, stroke, and unintential injuries
Heart disease, cancer, and respiratory disease
Some reproductive tumors produce hormones. One sign of the presence of a reproductive cancer is a positive result from a basic pregnancy test when pregnancy is not possible/very unlikely. These cancers produce a positive test result because they are secreting__________.
ADH
progesterone
estrogens
hCG
The process by which a blastocyst embeds within the uterine endometrium is known as _________.
the acrosome reaction
implantation
capacitation
cleavage
What would be the effect of a lack of oxytocin secretion from the posterior pituitary gland during birth?
Increased progesterone secretion from the placenta
No fetal muscular movements
Increased estrogen secretion from the placenta
Reduced uterine wall contractions
A sperm cell needs to pass through several layers/structures in order to fertilize a secondary oocyte. What is the correct order of these layers?
Zona pellucida → oocyte cell membrane → corona radiata
Oocyte cell membrane → zona pellucida → corona radiata
Zona pellucida → corona radiata → oocyte cell membrane
Corona radiata → zona pellucida → oocyte cell membrane
What is passive aging?
A decay of tissues
A cessation of life
A buildup of structures and speeding of functions
A breakdown of structures and slowing of functions
A female who is pregnant wants to know the approximate day her child was conceived. She knows the date of the start of her last menstrual period was March 4th. What does she need to do to calculate the date of conception from this point?
Add 38 weeks to that date
Add 7 days to that date
Add 266 days to that date
Add 14 days to that date
