Study Guide & Practice Exam | Actual Screenshot latest
(Latest Update)
Proximal
Closer to the origin of the body part or the point of attachment of a limb to
the body trunk
Distal
farther from the origin of a body part or the point of attachment of a limb
to the body trunk
cephalad
toward the head (upward)
Dorsal
toward the back
,Ventral
Toward the belly
respiratory system
Body System that delivers oxygen and expels carbon dioxide
upper respiratory tract
nose, nasal cavity, pharynx, larynx
lower respiratory tract
trachea, lungs, bronchi, bronchioles, alveoli
cilia
the airway is lined with___ that trap microbes and and debris and sweep them
back toward the mouth.
3, 2
The right lung has ________ as the left lung has , leaving room for the heart on
the
left side of the body.
,reduce friction
pleural membrane function
Diaphragm and intercostal muscles
muscles of respiration
Chemoreceptors
these receptors located in the nasal cavity respond to airborne chemicals
medulla oblongata
Part of the brainstem that controls vital life-sustaining functions such as
heartbeat, breathing, blood pressure, and digestion.
circulatory system
Transports oxygen, waste, nutrients, hormones, heat, etc... around the body
(blood, blood vessels, heart)
Lymph vascular system
System of vessels that takes up interstitial fluid and carries it (as lymph) to
the blood.
, 4, atrium, ventricle, AV valve
The heart has __ chambers, each half containing both an ________ and a , and the
halves are separated by a valve known as the ______ _.
atrial, ventricular
___________ contraction fills the ventricles, _____ contraction, empties them, forcing
circulation.
sinoatrial node
cardiac pacemaker located in the wall of the right atrium, which
stimulates to contract and fill right ventricle with blood
Purkinje fibers
fibers in the ventricles that transmit impulses to the right and left
ventricles, causing them to contract