Practical 3
Spirometer
A blank is an instrument to measure air volumes during breathing
12-15
A normal resting breathing rate is about ______ breaths per minute.
Carbon dioxide increases
Breathing rate increases as blood concentration of
Decreased
During expiration the heart rate blank
Increases
During expiration the stroke volume blank
Increased
During inspiration the heart rate blank
Decreased
During inspiration the stroke volume
Irritant receptors
Inhaled dust and pollutants stimulate blank to elicit a protective response of bronchoconstriction and coughing
7.35-7.45
Normal blood pH is
Mandible
Paranasal sinuses are within the following bones except the
aortic arch and carotid arteries
Peripheral chemoreceptors sensitive to low blood oxygen levels are located in the
Pineal gland
Respiratory areas of the brain include all of the following except the
False
T/F. An increase in the duration of inspirations is the normal response from the inflation reflex
True
T/F. The contraction of the diaphragm increases the size of the thoracic cavity
True
T/F. The epiglottic cartilage is composed of hyaline cartilage
True
T/F. The ventral respiratory group of the brainstem respiratory centers is involved with stimulation of the contractions of the diaphragm
True
T/F. Vital capacities gradually decrease as a person continues to age
False
T/F. Vital capacity is the total of tidal volume, expiratory reserve volume, and residual volume
alveolar glands
The ______ are the milk-producing parts of the mammary glands.
simple squamous epithelium
The alveoli are composed of
Visceral pleura
The blank adheres to the surface of the lung
Vital capacity
The blank is the maximum volume of air that can be exhaled after taking the deepest breath possible
Cricoid cartilage
The blank is the most inferior cartilage of the larynx
3; 2
The right lung has blank lobes; the left lung has blank lobes
External oblique
The size of the thoracic cavity is increased by contractions of all of the following muscles except the
500 mL
Tidal volume is estimated to be about
inspiratory reserve volume
Volume of air in addition to tidal volume that enters lungs during forced inspiration
Alveolar ducts
Which of the following airway tubes would have the smallest lumens
Sternocleidomastoid muscles
Which of the following muscles is not involved in forced expiration
Nasal conchae
Which of the following structures increases the surface area and air turbulence the most during breathing
body temperature analysis
a urinalysis consists of all of the following except
80%
cortical nephrons represent about ______ of the nephrons
uterine tube
early cleavage division occurs within the
15-20
how many openings are located on a human nipple
with the tube
in the phils lab experiment, where you measured the tidal volume of a virtual volunteer using a spirometer. you measured the volunteer's tidal volume during normal breathing, and then a measurement was taken while the volunteer breathed through a plastic tube. which setup had the larger average tidal volume
inspiratory capacity
maximum volume of air a person can inhale following exhalation of the tidal volume
sedi-stain
microscopic solids are stained with ____ in order to make identifications possible
follicle
oogenesis originates within the
glucose
sign of uncontrolled diabetes mellitus
seminiferous tubules
sperm are produced in the
false
t/f. a single completed oogenesis sequence produces four functional ova (eggs)
true
t/f. a single completed spermatogenesis sequence produces four functional sperm
true
t/f. contractions of the detrusor muscle provide the force during micturition (urination)
false
t/f. primordial follicles are concentrated in the medulla region of an ovary
false
t/f. red blood cells are a normal sediment found in urine
true
t/f. the broad ligament is the largest ligament involved in holding female reproductive organs in position
false
t/f. the external urethral sphincter is composed of involuntary smooth muscle
false
t/f. the rete testis connects directly to the tail of the epididymis
true
t/f. the smooth muscle represents the thickest layer of the wall of the ductus deferens
true
t/f. the zona pellucida gel layer surrounds the secondary oocyte and early development stages through the morula
arcuate
the _____ arteries and veins are located in corticomedullary junction
urethra
the _____ is the common tube for the passage of urine and semen
blastocyst
the ______ is the development stage that implants in the endometrium
ureter
the ______ is the tube form the kidney to the urinary bladder
spermatic cord
the ductus deferens is located within the
through the first eight weeks of development
the embryonic stage of human development exists
prostate
the following glands are paired except the
testosterone
the interstitial cells produce
vital capacity
the maximum volume of air a person can exhale after taking the deepest breath possible
zygote
the ovum and sperm unite and form a diploid cell called the
combinations of the decidua basalis and chorionic villi
the placenta is comprised of
urinary bladder
the trigone is a triangular, funnel-like region of the
Tidal volume
the volume of air that enters or leaves during a single respiratory cycle
95;5
urine consists of about ____ percent water and _____ percent solutes
total lung capacity
vital capacity + residual volume
expiratory reserve volume
volume of air in addition to tidal volume that leaves the lungs during forced expiration
functional residual capacity
volume of air remaining in the lungs following exhalation of the tidal volume
Residual volume
volume of air that remains in the lungs after the most forceful expiration
the right kidney is slightly inferior to the left kidney
when comparing the position of the two kidneys
leukocytes
when this substance is found in urine it indicates... an infection of the urinary tract, bladder or kidney
secretion of renin
which of the following does not represent one of the processes in urine formation
fimbriae
which of the following is not a structure of the uterus
umbilical cord
which of the following is not an extraembryonic membrane
clitoris
which of the following structures occupies the most anterior position of the external genitalia
1.2 liters
which of the following would be the most typical urinary output in a day
epididymis
which of the following would not be visible in a cross (transverse) section of a penis
4.6-8.0
which of the following would represent a normal pH range of urine