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BIOL1300 Test 6
Memmler's Human Body in Health and Disease Ch. 21-25
55
Biology
Undergraduate 3
04/25/2012

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Term
The vitreous and aqueous humors are found in the
Definition
The eye
Term
The primary cation in the interstitial fluid is
Definition
Sodium
Term
The concentration of electrolytes in body fluids is regulated by the actions of
Definition
they hypothalamus, buffers, calcitonin
Term
The most important osmoreceptors are located in the
Definition
hypothalamus
Term
The activity of the thirst center will be increased if
Definition
blood osmolarity is increased
Term
The most abundant anion in plasma membranes is
Definition
phosphate
Term
Blood calcium levels are increased by
Definition
parathyroid hormone
Term
A decrease in the rate and depth of breathing could theoretically alleviate
Definition
metabolic alkylosis
Term
Symptoms of high plasma pH may include
Definition
muscle twitches
Term
Addison disease is a disorder of the
Definition
adrenal cortex
Term
The largest volume of water is excreted by the
Definition
urinary system
Term
The term retroperitoneal means
Definition
behind the peritoneum
Term
The outer portion of the kidney is called the
Definition
renal cortex
Term
Which of the following best represents the path of a blood cell as it passes through the kidney?
Definition
glomerus, efferent arteriole, peritubular capillaries, renal vein
Term
Which of the following structures is found in the renal medulla?
Definition
paritubular capillaries
Term
The part of the nephron that drains into the nephron loop is the
Definition
proximal convoluted tubule
Term
The juxtaglomerular apparatus consists of cells in the
Definition
distal convoluted tuble and efferent arteriole
Term
An active process that moves substances from the blood into the nephron is
Definition
tubular secreation
Term
Substances are reabsorbed from the distal convoluted tubule into the
Definition
peritubular capillaries
Term
Antidiuretic hormone increases
Definition
water reabsorption in the collecting duct
Term
Micturition is an action of the
Definition
urinary system
Term
Based on your knowledge of word parts, nephrectomy is most likely the removal of the
Definition
kidney
Term
Inflammation of the renal pelvis and kidney results in
Definition
pyelonephritis
Term
The interstitial cells of the testis produce
Definition
testosterone
Term
The ligaments holding the ovary in place include the
Definition
broad ligament
Term
The glans penis is formed by the
Definition
corpus spongiosum
Term
The coiled tube on the testis that stores spermatozoa is the
Definition
epididymis
Term
Name of a gland(s) that is found in women?
Definition
greater vestibular glands
Term
The head of the spermatozoon contains large amounts of
Definition
DNA
Term
An acrosome would be found in a
Definition
spermatazoon
Term
The uterine proliferative phase occurs during
Definition
follicular phase
Term
High levels of progesterone result in
Definition
decreased levels of leutinizing hormone
Term
Increased activity of the interstitial cells results in
Definition
decreased leutininzing hormone secretion
Term
Based on your knowledge of word parts, mastitis is
Definition
inflammation of the breast
Term
Cryptorchidism is
Definition
the testies that remain in the abdomen
Term
The normal chromosome number of the zygote is
Definition
46
Term
The hormone produced by embryonic cells that maintains the corpus luteum is
Definition
human chorionic gonadatropin HCG
Term
The umbilical cord contains
Definition
two arteries and one vein
Term
An important factor in the initiation of labor is
Definition
increase in maternal prostaglandins
Term
Labor can be artificially initiated by the administration of
Definition
oxcytocin
Term
Labor has officially begun when
Definition
regular uterine contractions begin
Term
Parturition is officially complete when
Definition
bleeding is controlled
Term
Pregnancy hormones that prepare the breast for lactation include
Definition
prolactin, progesterone, human chorionic mammosomatotopin
Term
Colostrum is secreted by the
Definition
mammary glands
Term
An example of a malignant tumor of placental tissue is
Definition
choriocarcinoma
Term
The units of heredity are called
Definition
genes
Term
Chromosomes contain
Definition
genes, DNA, and alleles
Term
A recessive gene
Definition
only alters the female type in homogeneous individuals
Term
An individual that is heterozygous for a completely dominant trait
Definition
will show the dominate phenotype
Term
An example of genotype is
Definition
heterozygos alleles
Term
Eye color is determined by three pairs of genes. Its mode of inheritance is best described as
Definition
multifactorial
Term
The ability of a particular gene to determine phenotype can be altered by
Definition
other genes, gender, and environmental factors
Term
What is true of multifactorial traits?
Definition
they are determined by more than one gene pair
Term
A chemical that causes a chromosome to break is called a(n)
Definition
mutagen
Term
Duchenne muscular dystrophy results from a defect in the dystrophin gene and is detectable at birth. This disorder is best described as
Definition
congenital, hereditary, and genetic
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