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