Exam 2 Flashcards
(33 cards)
The kidneys monitor blood oxygen levels
True
Which blood vessel is the site of nutrient and gas exchange
capillary
What is the name of the blood vessels that take blood away from the heart
arteries
Plasma Contains:
Urea, Sodium, and Albumin
What is an odorless gas that binds more strongly to hemoglobin than oxygen
Carbon monoxide
When the heart contracts, it is in
Systole
The blood vessel that is thick-walled and carries blood under high pressure is called
artery
When plaque blocks a coronary artery, what happens?
The resulting tissue death leads to heart attack
Blood leaves the right side of the heart and enters the——– which then takes it to the lungs
pulmonary artery
Risk factors for a heart attack include many EXEPT
Blood type
What is not an example of a respiratory disease?
bronchitis
What are some respiratory diseases?
pneumonia, tuberculosis, lung cancer
Which structure is part of the respiratory zone of the respiratory?
Aveoli
Is muscle contraction required for both inspiration and expiration?
no
The exchange of gases occurs in the
Alveoli
The function unit of the respiratory system is the
Alveoli
What does a restrictive disease of the lower respiratory tract result in
reduced gas exchange between the lungs and the bloodstream
What is the function of the alveoli?
Diffusion of gases into and out of the blood
What is an example of obstructive respiratory disease?
asthma
Respiratory system:
Does not deliver carbon dioxide to and remove oxygen from tissue
External respiration:
is the exchange of gases between the air in the alveoli and the blood in the pulmonary capillaries
Nerve deafness and conduction of deafness are losses in hearing due to damage caused to:
Hair cells in the cochlea and tympanic membrane
Motor Neurons:
carry information away from the central nervous system to an effector (muscle, tissue, organ)
The outer portion of the ear that funnels sound waves into the auditory canal
pinna
