Final study guide - davis's chapters

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which statement is not true of oogenesis or spermatogenesis?

all 4 cells of each meiotic division become functional eggs or sperm

the hormones FSH of LH are produced by the:

anterior pituitary

the uterus is ___ to the sacrum and ___ to the urinary bladder.

anterior/superior

human chromosome pairs 1 through 22 are called:

autosomes

the hormones that promote normal gestation are:

estrogen and progesterone

the ovaries produce:

estrogen and progesterone

the umbilical arteries carry blood:

from fetus to placenta

forty weeks is the average:

gestation period

which statement is not true of inheritance?

homozygous and heterzygous genotype may be the same

Gonadotropin-releasing hormone (GnRH) is produced by the:

hypothalamus

a genetic trait that is recessive is one that:

in individuals appears only if the person has two genes for it

meiosis is the cell division process that produces:

4 haploid cells

the genetic code in human cells is found in the:

DNA in the 46 chromosome

Hemophilia A is an example of:

a sex linked trait

which statement is not true of genetics?

a codon is the sequence of 4 bases that codes for a specific amino acid

which statement is not true of the ovaries and fallopian tubes?

a corpus

a human zygote is:

a fertilized egg with 46 chromosomes

the fallopian tubes are lined with:

ciliated epithelium

the fetal structures that close at birth to permit pulmonary circulation to become established are the:

ductus arteriosus and foramen ovale

the maternal part of the placenta is formed by the:

endometrium

genes are the codes for:

enzymes, structural proteins, functional proteins such as antibodies

which statement is not true of maternal changes during pregnancy?

ligaments of the pelvic joints become stronger and more firm

which statement is not true of the healthy infant at birth?

muscles are relaxed, no movement of limbs

breast feeding provides an infant with:

naturally acquired passive immunity

the yolk sac of the embryo:

produces the first blood cells

the fetal organ system that is usually the last to become functional is the:

respiratory system

the myometrium of the uterus is:

smooth muscle

the testes produce:

testosterone

which statement is not true of the uterus?

the myometrium is stimulated to contract by oxytocin from the anterior pituitary gland

which statement is not true of labor and delivery?

the second stage of parturition is delivery of the placenta

which statement is not true of male reproductive organs?

the temperature of the scrotum is about 99f

which statement is not true of embryonic and fetal growth?

the testes of a male fetus descend into the scrotum during the 4th month of gestation

which statement is not true of female reproductive organs?

the urethra

which statement is not true of embryonic membranes?

the yolk sac becomes part of the reproductive tract

which statement is not true of inheritance?

women can be carriers of sex linked traits, but they will never have these traits


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