Final study guide - davis's chapters
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
