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121 Cards in this Set

  • Front
  • Back
Respiratory therapists use this measure instead of using mm of Hg
Torr
What is the Hering-Bruer Reflex?
Prevents overinflation of the lungs
What branches from the trachea at the carina?
Primary bronchus
What happens at the glomerulus?
Filtration, Absorption and secretion
Where do we adjust our water content in the kidneys?
Collecting tubules and Nephron Loop
What is gastrin?
A hormone
What does gastrin do?
It stimulates gastric juices
What does CCK stand for?
cholecystokinin
What does CCK do?
It restricts gall bladder so you can eject the bile and it dilates the sphincter
What is the function of the large intestine?
Water reabsorption and compaction
What produces 90% of our ATP, what process?
Glycolysis
What is the electron transport system called?
Oxidative Phosphorylation
What happens during glycolysis?

Breakdown of glucose to form 2 pyruvates


produces 4 ATPs, 2 NADH, uses 2 ATPs for a net of 2 ATPs and 2 NADH




This process does not require much Oxygen and does not yield much energy

 equation for cellular respiration
C6H12O6 + 6O2 = 6CO2 + 6H2O + energy (atp)
what gas is needed for cellular respiration to take place?
oxygen
what gas is produced by cellular respiration?
carbon dioxide
what are the 2 metabolic pathways a cell can use?
aerobic or anaerobic respiration
what are the three phases of cellular respiration?
glycolysis, krebs cycle, and electron transport chain
where in the cell does glycolysis take place and why?
cytoplasm
where in the cell does the Krebs cycle take place and why?
matrix of mitochondria
where in the cell does the electron transport chain occur?
inner membrane
how many ATP are made during glycolysis?
2 ATP
how many ATP are made during the Kreb's cycle?
2 ATP
how many ATP are made during the electron transport chain?
34 ATP
in which phase of cellular respiration is carbon dioxide made?
Kreb's cycle
what are NAD+ and FAD?
electron acceptors
what do NAD+ and FAD do?
they carry electrons to the mitochondria
what do NAD+ and FAD become?
NADH and FADH2
in which phase of cellular respiration is water made?
electron transport chain
cellular respiration begins with?
glucose
glucose is broken down during?
glycolysis
glycolysis produces?
pyruvate
how many CO2 molecules are released for each cycle of the Krebs cycle?
2
NADH/H+ is generated during what two phases of cellular respiration?
glycolysis and kreb's cycle
FADH2 is generated during what phase of cellular respiration?
kreb's cycle
the electron tranport chain converts the energy stored in NADH and FADH2 into what kind of energy?
potential energy (in the form of a gradient)
what is the electron transport chain?
a series of proteins in the inner membrane of mitochondria
why does glycolysis occur in the cytoplasm?
area where most chemical reactions take place, and is where necessary enzymes are located.
why does the krebs cycle occur in the matrix of mitochondria?
it's where the necessary enzymes are located.
What do natriuretic peptides do?
lower blood pressure
How do natriuretic peptides lower blood pressure?

Reduces thirst


reduce secretion of ADH & Aldosterone


Gets rid of sodium


dumps water


diuresis

The formation of different types of cells during development occurs through a selective turning on and off of genes, this is known as?
Differentiation
What are the cells that are the primary target for insulin?

Skeletal


Liver


Adipocytes


Cardiac


(all of them)

Where does lymphopoiesis mainly occur?
In the bone marrow
Where does erythropoiesis mainly occur?
red bone marrow
The condition in which oxygen carrying capacity of blood is reduced owing to low blood hemoglobin concentration is known as?
Anemia
This is a symptom brought on by coronary ischemia?
Angina Pectoris
This is what carries blood away from the heart?
Arteries
This is what carries blood back to the heart?
Veins
What increases surface area in the intestines?
Villi and Circular folds
What cation is essential for muscle contraction, nerve function and blood clot formation?
Calcium
During a choking episode, most foreign objects are lodged in?
Right primary bronchus

Why do foreign objects get lodged in right primary bronchus?
Because it descends at a steeper angle
What is the elastic cartilage that covers the opening of the trachea?
Epiglottis
Billy has just received a kidney transplant and he is taking Ciclosporin A, what does this medication do?
It is going to suppress his Helper T Cells
The thyroid gland is composed of many things that store thyroid hormones, what are they?
Thyroid follicles - follicles - they contain colloid and they are simple cuboidal epithelium
What recommendations would you give your patient that has an excessive amount of melatonin production?

Go outside more


Give them antidepressants


Stop taking melatonin supplements


go under special light spectrum


can affect people who have SAD


All of the above



The mesoderm & trophoblast combine to form what?
The chorion
The amniotic membrane that is filled with fluid is what?
Amnion
Which one would not increase peripheral resistance. Would it be vasoconstriction or vasodilation?
Vasodilation
If you double the blood pressure, what do you do to the flow?
Double the flow
What does Angiotensin II produce?

Sequence -


RAAS to Angiotensin I to Angiotensin II to Aldosterone to sodium to water

What are the zones of the adrenal glands?

Granulosa - secretes mineralcorticoids


mainly aldosterone


It is the outer layer

What are the zones of the adrenal glands?

Fasiculata - secretes glucocorticoids


cortisol and gluconeogenesis


it is the middle layer

What are the zones of the adrenal glands?

Reticularis - secretes androgens - most important is testosterone


Inner layer

What is the neonatal period?
Day 1 to Day 16
What do we call it when the heart cannot maintain adequate output anymore?
Heart failure
What is a healthy adults normal respiratory rate range?
12 to 18 breaths per minute
What is the area in the urinary bladder that is bounded by 2 openings in the urethra?
Trigone
If blood pressure doubled, blood flow through vessel would be?
doubled
What are our primary source of fuel?
Glucose
What does glucose anaerobically break down into?
Pyruvate
Which WBC releases histamine at the site of injury?
Basophils
This circuit carries blood from the aorta to your right ventricle?
Systemic Circuit
The pituitary hormone that promotes ovarian secretions of progesterone and testosterone from testicles is which one?
Luteinizing Hormone (LH)
When a crime scene investigator is looking for a biological fluid sample that contains IGA antibodies, this fluid would have typically come from what?
Lymph Serum which is located in tears
Blood vessels that supply the pancreas and most of the large intestine and small intestine is the what?
Superior Mesenteric Artery
Class II MHC proteins are present in the plasma membranes of what?

APC & Lymphocytes


APC = Antigen Presenting Cells

What an antibody binds to a specific antigen, what does it form?
Antibody-Antigen Complex
Which artery supplies the left ventricle?

Coronary flows =


Left circumflex anterior ventricular and


on other side,


Right Marginal posterior artery

During exercise, will you vasodilate your peripheral vessels?
Yes
While exercising, will you dilate or constrict your heart vessels?
dilate
While exercising, will you increase or reduce venous return back to heart?
Increase
Will you increase cardiac output during exercise and why?
Yes, because tissue demands more oxygen, too much waste, increased cardiac output, the venous return tells the heart you have to push back out further and harder
The small saphenous, the tibial and the fibula veins are going to form what vein?
Popliteal vein
The great saphenous will join to what vein?
Femoral vein
The two femoral veins are going to form what?
The external iliac vein joins with the internal iliac vein which becomes the common iliac vein which then forms the Inferior Vena Cava.
The IVC taps everything back in it except what?
Digestive
The digestive goes back through what system?
Hepatic portal system
The hepatic portal system bring which vein back to the IVC?
Hepatic portal vein
What three things come back to IVC and to the right atria?
the IVC, SVC and Coronary Sinus
Pathway of blood
From RA goes through Tricuspid valve into RV through Pulmonary semilunar valve into pulmonary trunk that splits into R & L Pulmonary arteries and it goes into lungs through the arteries & capillaries to venules to veins bringing oxygenated blood back to the heart through the pulmonary veins back to the LA through the bicuspid into the LV through the Aorta semilunar valve branching out to the systemic circuit
What does a reticulocyte become?
RBC - erythrocyte
What is another name for a WBC?
Leukocyte
How do we store excess iron in the liver & spleen?
Forms a hemosiderin - and as a ferritin
What do we find in the interventricular and coronary sulci?

Coronary arteries


Coronary veins


Adipose


Grooves on surface of heart


All of the above

If you take a calcium blocking drug, what are the effects on your body?

Does it elevate or lower your BP


Does it increase or lower your heart rate



What is the pericardial fluid?
Between the heart and it is a sac called the pericardium. Fluid is within the cavity
If you contract your papillary muscle, what happens? and why are you doing that?
Papillary muscle in heart - it connects to chorda tendenae - contracting and pulling of chorda tendenae prevents backflow
What is the layer inside the heart called?
Endocardium
The endocardium is lined by a 1 cell thick layer and it is called?
Endothelium (lines blood vessels)
All cells that respond to a hormone must have?
Receptors - known as target cells
The two lobes of the thymus are connected by?
the isthmus - a channel or bridge
The hypothalamus acts both as a neural and a ________ organ?
Endocrine
What does a pineal gland do?
Secretes melatonin and regulates the epithalamus
Most of the chemicals involved in the coagulation pathways are?

Proteins -


Not vitamins, electrolytes, lipids or carbohydrates

Hormones that regulate WBC to form are known as?
Colony Stimulating hormones - stimulating hormones that work on colonies
What are the following target cells for the hormone that causes a decrease in blood calcium levels?
Osteoblasts
The hormone that regulates male & female reproductive organs are known as?
Gonadotropins
Aldosterone does what?
Retains sodium, which then raises BP
ADH
Water reclamation
When you body defends itself against a particular pathogen, what kind of immunity is that?
Adaptive
Where does sperm production occur?
Seminiferous tubules inside testes
A person consumes a large amount of baking soda to settle an upset stomach, risks developing are?
Metabolic alkalosis
If you have overwhelming diabetes, you have
metabolic acidosis
What does the kidneys do for metabolic acidosis?
dumps the hydrogen and reclaims the bicarbonate
What do the lungs do for acidosis?

Increase respiratory rate


What caused the acidosis?


Holding your breath

What caused Respiratory alkalosis?

Hyperventilation, flushed all CO2 out


What does system do?


reduce respiratory rate

What does kidney do for metabolic alkalosis?
release bicarbonate and reclaim the hydrogen