A personalized and smart learning plan
Take a test on your terms and definitions
Scientifically backed study method
See how quickly you can match all your cards
Study terms and definitions
Looks like no one added any tags here yet for you.
View all (121)
New cards (121)
process of exhaling
movement of air into & out of lungs
flexible cartilaginous tube
neurons that regulate rate of breathing
sensitive to changes in concentration of CO2 & hydrogen ions
act of breathing deeply & rapidly
entire process of gas exchange
760 mm Hg
what is atmospheric pressure at sea level?
exchange of gases in the lungs occur in?
space between lungs?
exchange of gases in lungs?
major portion of the atmosphere is composed of?
hyperventilation is triggered by the rapid reduction of which gas in the bloodstream?
this group of neurons helps regulate the rate of breathing?
dorsal respiratory group
this group of neurons is responsible for the basic rhythm of breathing?
CO2 & hyrogen
chemosensitive areas are sensitive to concentration changes in what 2 blood elements?
which isn’t a subdivision of the pharynx?
in a sample of air which of the gases would have the highest partial pressure?
which type of cartilage forms the larynx?
in order to inhale, we must lower the pressure in our thoracic cavity by thus many mm of Hg?
the alveoli in 1 adult lung have a total surface area of how many sqr ft?
carries away from the glomerulus
thin-walled, saclike structure
substance absorbed out of blood within glomerulus
pressure acting to force substances out of the glomerulus
forms floor of bladder
tangled cluster of blood capilaries
carries urine from kidneys to bladder
carries blood to glomerulus
pelvis of the kidney opens into the
Region of kidneys that is composed chiefly of blood, capillaries, and tubules is the
The saclike end of a kidney tubule is called the
The part of a nephron that is most intimately related to the glomerulus is the
The following structures are included in the urinary system, except
The urine is carried to the outside of the body by the
A functional unit of the kidney is the
The urine is stored in the
The upper end of each nephron is expanded into a saclike structure, called the
Elimination of urine
The cavity of Bowmans capsule is filled with 50 separate capillaries called
Which blood vessel carries blood directly into the glomerulus
How much glomerular filtrate is produce every
Which of the following substances are present in the filtrate, but not in the urine?
Which substance enters the urine via tubular secretion
Paste of food particles, and gastric juice
Breakdown of fat, globules into smaller droplets
Muscular sphincter that divides the small and large intestine
Pear-shaped sac that stores bile
Secrete digestive enzymes
Folds of the stomach lining
Passageway between the pharynx and stomach
Secreted by the Perrietta cells, helps absorb B12
Passage from the esophagus into the stomach
Common bile duct
Carries bile from the liver to the small intestine
3 to 6
Fatty foods remain in the stomach for_____hours
Pancreas and liver
Small intestine receives digestive, secretions from the
Which digestive enzyme splits peptides into amino acids
_____Moves the contents of the small intestine very rapidly into the large intestine
The large intestine is approximately_____meters long
Water and electrolytes
The large intestine can re-absorb
Which substance causes the emulsification of fats
Hydrochloric acid is secreted by the___cells
Thick liquid form of food in the stomach is known as
Upper portion of the stomach is the
Substance known as intrinsic factor is necessary for the absorption of
Substance that is not a constituent of
Cells that produce and secrete male sex, hormones
Causes the general epithelium to produce sperm
Cells that produce sperm cells
Promotes development of interstitial cells of testes
Process when a sperm cells are produced
Primary sex organ of males
Sperm cell contains ___ hormones
Average number of sperm present in semen is about ___ / milliliter
In a young male spermatogenic cells are undifferentiated & are called
Group of male sex hormones
During meiosis the primary spermatocytes each divide to form 2?
Most abundant male sex hormone
What hormone is produced in hypothalamus?
Hormone inhibits, the secretion of FSH
Hormone that causes the release of an egg
Remnant soul of meiosis with no reproductive function
Hormone that causes the mid maturation of an egg
Primary sex organ of female