Bio Lab quiz 2
Which of the following would be the most typical urinary output in a day
1.2 liters
A normal resting breathing rate is about ______ breaths, per minute
12-15
How many openings are located on a human nipple
15-20
The right lung has ___ lobes ; the left lung has ____ lobes
3;2
Which of the following would represent a normal pH range of urine?
4.6-8
Tidal is estimated to be about
500 mL
The optimum PH for amylase activity is
6.8-7.0
Normal blood pH is
7.35-7.45
Cortical nephrons present about ____ of the nephrons
85%
urine consists of about _____ percent water and _____ percent solutes
95;5
Which of the following airway tubes have the smallest lumens?
Alveolar ducts
Peripheral chemo receptors sensitive to low blood oxygen levels are located in the
Aortic arch, and Cartoid arteries
A measurement of the minimal amount of energy needed to maintain vital body functions is
Basil metabolic rate
A urinalysis consists of all of the following, except
Body temperature analysis
breathing rate increases when blood ________ levels increase
Carbon dioxide and hydrogen ion
The type of metabolic reactions that release energy are
Catabolism
The _________ is the exposed part of a tooth
Crown
As temperatures decrease, enzyme activity
Decreases
The ___________ is the maximum volume of air that can be exhaled after taking the deepest breath possible
Expiratory reserve volume
The size of the thoracic cavity is increased by contractions of all of the following muscles except the
External oblique
T/F An increase in the duration of inspirations is the normal response from the inflation reflex.
False
T/F Basal metabolic rate is best measured when a person has just finished exercising and is eating a meal
False
T/F The appendix, cecum, and ascending colon are on the left side of the body.
False
T/F The epiglottic cartilage is composed of hyaline cartilage
False
T/F vital capacity is the total of volume, expiratory reserve volume, and residual volume
False
The stomach can stretch enough to hold the contents of a large meal because it has
Gastric folds
The reactants of glucose catabolism are
Glucose and oxygen
Direct calorimetry measures
He expended
Inhaled dust, and pollutants stim
Irritant receptors
which of the following digestive organs does not secrete enzymes that carry out chemical digestion?
Large intestine
The normal color of urine is
Light yellow to Amber
bile is produced in the
Liver
paranasal sinuses are within the following bones except the
Mandible
Which is a major function of the oral cavity
Mechanical digestion
starch digestion begins in the
Mouth
Which of the following structures increases the surface area and air turbulence the most during breathing
Nasal conchae
which of the following is not a function of the kidneys?
Produce bile
The _____ is a genetic tool to stimulate all possible genetic combinations of offspring
Punnett square
The _______ lobe is the largest lobe of the liver
Right
Which of the following does not represent one of the processes in urine formation?
Secretion of renin
microscopic solids are stained with
Sedi-stain
A _________ is an instrument to measure air volumes during breathing
Spirometer
Which of the following muscles is not involved in forced expiration?
Sternocleidomastoid muscles
when comparing the position of the two kidneys
The right kidney is slightly inferior to the left kidney
most heat loss occurs through
The skins surface
T/F Salivary amylase does not function in chemical digestion in the stomach
True
T/F The anal sphincter muscles include an external voluntary sphincter and an internal involuntary sphincter.
True
T/F The change of the unique three dimensional shape of a protein, such as an enzyme, due to the extreme temperature, or pH conditions is called denaturation.
True
T/F Vital capacities gradually decrease as a person continues to age
True
T/F carbohydrates, proteins, and fats can be used to synthesize ATP
True
T/F the contraction of the diaphragm increases the size of the thoracic cavity
True
T/F the ventral respiratory group of the brainstem respiratory centers is involved with stimulation of the contractions of the diaphragm
True
The smooth muscle represents the thickest layer of the wall of the ductus deferens.
True
The trigone is a triangular, funnel like region of the
Urinary bladder
The ________ are the milk-producing parts of the mammary glands
alveolar glands
The ________ arteries and veins are located in the corticomedullary junction
arcuate
The ________ is the pre-embryonic structure that implants the endometrium
blastocyte
Which of the following structures occupies the most anterior position of the external genitalia
clitoris
The placenta is comprised of
combinations of the decidua basalis and chorionic villi
The _______ is the most inferior cartilage of the larynx
cricoid cartilage
Which of the following represents a dominant human trait
dimples
The allele is termed ______ if one allele is determines the phenotype
dominant
When the three germ layers have formed, the structure is called a(n)
embryo
Semen is composed of sperm and secretions from all the following except the
epididymis
Which of the following would not be visible in a cross (transverse) section of a penis
epididymis
A quiet, more relaxed breathing is called
eupnea
A single completed oogenesis sequence produces four functional ova (eggs)
false
Primordial follicles are concentrated in the medulla region of an ovary
false
T/F Red blood cells are a normal sediment found in urine
false
T/F the external urethral sphincter is composed of involuntary smooth muscle
false
The possession of freckles is considered to be a recessive human trait
false
The rete testis connects directly to the tail of the epididymis.
false
Which of the following is not a structure of the uterus
fimbriae
Oogenesis originates within the
follicle
The embryonic stage of human development exists
from week three through week eight of development
Meiosis consists of two divisions in succession and produces
gametes
which of the following is not a factor that can influence the rate of metabolism?
hair color
The term _______ is used for a person possessing two identical alleles
homozygous
after an enzyme reaction is completed, the enzyme
is still available
The term _______ is used for the appearance of the person as a result of the way genes are expressed
phenotype
Respiratory areas of the brain include all of the following except the
pineal gland
The following glands are paired except the
prostate
The __________ sphincter is the muscular valve at the exit of the stomach
pyloric
Amylase originates from
salivary glands and pancreas
Sperm are produced in the
seminiferous tubules
The alveoli are composed of
simple squamous epithelium
which of the following digestive organs possesses villi?
small intestine
The ductus deferens is located within the
spermatic cord
The enzyme amylase accelerates the reaction of changing
starch into disaccharides I'm s
The interstitial cells produce
testosterone
A diploid chromosome number of 46 and a haploid number of 23 are normal for humans
true
A single completed spermatogenesis sequence produces four functional sperm
true
An attached earlobe is considered a recessive human trait
true
T/F a urine sample with a high specific gravity, may indicate dehydration
true
T/F contractions of the detrusor muscle provide the force during micturition (urination)
true
T/F in general as an organism decreases in size, the ratio of surface area to volume increases
true
The broad ligament is the largest ligament involved in holding female reproductive organs in position
true
The zona pellucida gel layer surrounds the secondary oocyte and early development stages through the morula.
true
certain environmental factors can influence the expression of genes
true
Which of the following is not an extraembryonic membrane
umbilical cord
The ________ is the tube located from the kidney to the urinary bladder
ureter
The _________ is the common tube for the passage of urine and semen
urethra
Early cleavage division occurs within the
uterine tube
The _______ adheres to the surface of the lung
visceral pleura
The ovum and sperm unite and form a dip
zygote
