WorksheetsPhysiology: Lecture 22
Total questions: 27
Worksheet time: 59mins
Blood is made out of what?
CHOOSE THE CORRECT PAIRS
Plasma (30%), Platelets (WBC) (20%), RBC (40%)
Plasma (44%), Platelets (WBC) (6%), RBC (50%)
Plasma (55%), Platelets (WBC) (1%), RBC (44%)
Plasma (40%), Platelets (WBC) (10%), RBC (50%)
What does low platelet count tell you? (The wrong answers belong to high blood count)
Uncontrolled bleeding
Blood clots forming
hardening of arteries
Explain how homeostasis stops blood loss (there are 4 steps: answer found in slide 4)
What does high RBC count tell you? CHOOSE ALL CORRECT OPTIONS (the wrong answers belong to low RBC count)
heart attack
stroke
High resistance (sludge)
Anemia
Polycythemia
Negative feedback loop: RBC
Explain the loop
Hemoglobin (Hgb) measures RBC ability to…
increase production
decrease production
produce platelets
carry oxygen
A pregnant woman would have…
Less oxygen
More oxygen
No oxygen change
Unbalanced oxygen
Hematocrit is the % of blood (a) occupied by RBC.
What are the two major tests for anemia and polycythemia?
platelet count
RBC count
Hemoglobin (Hgb)
Hematocrit
A person with low RBC count has anemia
True
False
WBC count tests for infection. When elevated it indicates an infection. You order your patient a WBC differential to….
Count number of infections
Count % of RBC needed in the body
Count each specific WBC type
Counts days the body fights infection
WHAT IS THAT TERM?
1) A molecule capable of inducing an immune response via binding to an antibody
2) A protein that recognizes and binds to antigens
(a)
How well do you understand blood type received and donated?
(If its hard we can go over some problems)
I understand it 😃
I somewhat understand 😐
I’m lost 😭
Oh no! Sarah has been given an incompatible blood type. What will happen to her blood?
Salty
Watery
Heated
Clumpy
During Agglutination what is happening within the blood if A- blood is mixed with O blood.
(explain mechanism of action)
WHAT IS THAT TERM?
distinguishes between self and non-self
(a)
Fever caused by pyrogens (a cytokine that increases body temperature) benefit a fever because….
CHOOSE THE CORRECT ANSWERS.
immune cells secrete less at high temperatures
immune cells work better at high temperatures
non-optimal temperature for pathogens
non-optimal temperature for macrophages
Phagocytosis (Step 1 and 2) practice the steps on slide 21 and 22
Phagocytosis (a receptor mediated event) ensures that the only unwanted particles are ingested.
True
False
Draw out and explain the major histocompatibility complex Ms.G made.
Antibody binds to bacteria: (a)
(the word can be found on slide 23)
(complement phase #1)
_____ _____ proteins bind to antibody.
(complement phase #2)
(a)
_____ _____ proteins bind to membrane to form a whole (ruptures membrane).
(complement phase #3)
(a)
A person has contracted a virus after visiting outside their state. What protein will be released to stop the spreading of the virus through their body? 🦠
Antigen
Viral infection
Deactivation of antiviral
Interferons
Interferons block the _____ and ____ of viruses.
(a)
WHAT IS THAT TERM?
nonspecific, inherited (present at birth), and fast
(a)
WHAT IS THAT TERM?
specific, learned after exposure, slow (but has memory)
(a)
