Respiratory system questions

The gas law that describes the pressure changes that occur during pulmonary ventilation is

Boyle's law

The point where the trachea divides into right and left primary bronchi is a ridge called

Carina

Which of the following is the dominant method of carbon dioxide transport?

Dissolved in plasma as bicarbonate ions

Which structure prevents food or water from entering the trachea?

Epiglottis

Exhalation begins when

Inspiratory muscles relax

Which of the following is a passageway for air, food and water?

Pharynx

Which of the male accessory glands encircles the urethra?

Prostate gland

Which gland secretes a fluid containing fructose?

Seminal vesicle

Which structure is located anterior to the esophagus and carries air to the bronchi

Trachea

Which of the following are cells of the alveoli that produce surfactant?

Type II alveolar cells

Which body system does the respiratory system work to regulate the pH of body fluids

Urinary system

Which of the following is true? a) Semen is composed of seminal fluid and sperm b) Seminal fluid is composed of semen and sperm c) Sperm are composed of seminal fluid within a cell membrane. d)The three ingredients of ejaculate are sperm, semen, and prostate-specific antigen.

a) semen is composed of seminal fluid and sperm

The normal site of fertilization is the

ampulla of the uterine tube

The structures of the male reproductive tract are: a. Ductus deferens b. Urethra c. Epididymis d. Ejaculatory duct e. Ampulla The order in which sperm passes through these structures from the testes to the penis is

c, a, e, d, b

Which of the following is the primary gas exchange site? a) Trachea b) Bronchi c) Nasal Sinuses d) Alveolus e) Bronchiole

d) Alveolus

The gonads a) produce gametes b) are the male testes and female ovaries c) are dormant until puberty d) secrete sex hormones e) all of the choices are correct

e) All of the choices are correct

Which of the following is NOT a conducting zone action? a) Add water to air b) Warms air c) Clean air of debris d) Conduct air into the lungs e) All of these actions are conducting actions

e) All of these actions are conducting actions

Which of the following is NOT a factor that affects pulmonary ventilation? a) Lung compliance b) Surface tension of alveolar fluid c) Elastic recoil of the chest wall and lungs d) Airway resistance e) All of these are factors that affect pulmonary ventilation

e) All of these are factors that affect pulmonary ventilation

Fimbriae

enclose the ovary at the time of ovulation

Which of the below tissues maintains open airways in the lower respiratory system?

hyaline cartilage

Where is the rhythmicity center for respiration?

in the medulla

Ovulation occurs when an oocyte is released from a ruptured ______ follicle

mature

The interstitial cells in the testes

secrete testosterone

The myometrium of the uterus is composed of

smooth muscle