Exam 3 Flashcards
What is the meaning of “aveoli”?
air sacs in the lungs where the exchange of gases take place
What is the meaning of “neuron”?
fundamental unit of nervous system
What is the meaning “gametes”?
sex cells
The largest organ of the body is …?
skin
What is the meaning of “distal”?
farthest point of attachment
What is the meaning of body cavities?
hollow body spaces that house body organs
Upper extremities include which regions of the body?
hand and wrist
Which body system is responsible for the transportation of oxygen and nutrients to the tissues?
circulatory
If a patient is “prone” they are:
lying face down
What is the meaning of “anterior”?
referring to the front of the body
What part of the cell contains the chromosomes or genetic material?
nucleus
About how many liters of blood does the human body contain?
5 liters
The transverse plane divides the body:
horizontally into upper and lower portions
The avascular layer of the skin is called the:
epidermis
The sum of all the chemical processes occurring in the cell in order to use energy is:
metabolism
A patient has meningitis. What body system is associated with this diagnosis?
nervous
What is meaning of “frontal plane”?
divides the body vertically into front and back portions
Define body plane:
flat surface of a real or imaginary cut through the body
The ability of the body to maintain all the systems in a steady state is called:
homeostasis
What is the meaning of dorsal?
at the back of the body or body part
Proximal is defined as:
nearest the point of attachment
How many bones are in the human body?
206
The endocrine system can be best valued by:
analyzing hormone levels
The body system that is responsible for support, protection and production of blood cells is:
skeletal
Which layers make up the human skin?
epidermis, dermis, and subcutaneous
A patient who is supine is:
laying face up
What is the definition of metabolism?
sum of all physical and chemical reactions that sustain life
What is the most important role of the liver in the hemostatic process?
responsible for manufacture heparin
The preferred vein for the “M” pattern is called?
median vein
What is the muscle layer of the heart called?
myocardium
The function of the atrium is to:
receive blood from the superior/inferior vena cava
What is the universal donor blood type?
O negative
Infection control protocol, BSI refers to:
Body Substance Isolation
How many chambers does the heart have?
4
What is the primary function of erythrocytes?
carries oxygen from the lungs to the cells
What is the primary function of leukocytes?
bodys defense to fight of infection
The preferred vein for venipuncture in the “H pattern” is the:
medial cubical (AC)
The only artery that carries deoxygenated blood away from the heart is?
pulmonary
Our blood type is inherited
True
What divides the left and right chambers of the heart?
septum
What are the three layers of the heart?
epicardium, myocardium, and endocardium
Axillary lymph nodes are often removed as part of breast cancer surgery. The removal can impair lymph drainage and interfere with the destruction of bacteria and foreign matter. This arm can NOT be used for vein puncture or blood pressure measurements.
True
The process by which the body slowly begins to dissolve the fibrin clot after the injured vessel has been repaired is called:
fibrinolysis
What is the primary function of the white blood cells (leukocytes)?
body’s defense to fight off infections
How long is one complete cardiac cycle?
0.8 seconds
What is the condition called ischemia?
partial obstruction of a coronary artery
The major difference between plasma and serum is that plasma:
contains fibrinogen, serum does not
The smallest blood vessels in the body where gas exchange takes place are called?
capillaries
A heart disorder characterized by fluid buildup in the lungs is called:
congestive heart failure
The chamber of the heart that receives blood from the superior vena cava and inferior vena cava is the:
right atrium
What is myocardial infarction (MI) refer to:
a heart attack
Inflamed lymph nodes may not be able to filter pathogens from the lymph before it returns to the blood stream. The presence of pathogenic microorganisms in the blood can lead to what?
septicemia
The electric impulse generated from the sinoatrial node or SA node is called?
the natural pacemaker of heart
What is the tip of the heart called?
apex
A fast heart rate is called:
tachycardia
The liquid portion of blood that has been mixed with an anticoagulant is called:
plasma
The left coronary artery feeds blood to what part of the heart?
the front and left side of the heart
Electrical activity in the heart wall would be recorded on a:
ECG/EKG
Blood has to be typed and cross matched before a blood transfusion
True
The top number (systolic) of a patient’s blood pressure represents what?
when the heart is contracting
The bottom number (diastole) of a patient’s blood pressure represents what?
when the heart is relaxing
The presence of valves within veins is a major structural difference between arteries and veins.
true
What is a pulse?
palpable rhythmic throbbing caused by the alternation expansion and contraction of an artery as a wave of blood passes through it
When taking blood pressure, the systolic pressure is the pressure reading when the:
first heart sounds are heard as the cuff is deflated
The right coronary artery feeds blood to what part of the heart?
the back and bottom of the heart
The primary function of platelets is:
stoppage of bleeding
What is the largest artery in the body?
aorta
