Semester 2 Final (Pt. 1) Flashcards
Which blood type can each of the following receive:
1. A
2. B
3. AB
4. O
- A, O
- B, O
- All
- O
Breaks up and floats in bloodstream: embolism or thrombus
Embolism
Doesn’t break up, remains a clot in bloodstream: embolism or thrombus
Thrombus
3 Characteristics of Leukemia (3)
- Get sick easily
- Cancerous bone marrow
- Many immature white blood cells are made rapidly
What happens during diapedesis
White blood cells leak out or leap across capillary
Which blood cell has a nucleus - white or red?
White blood cells have a nucleus
Color of blood in vein vs. artery (2)
Vein - dull red
Artery - bright red
What does blood taste like?
Metallic
What is the function of platelets?
Clots blood
What is:
- 90% water
- Nonliving fluid matrix that cells are in
- In a centrifuge, it goes to the top part of the test tube
Plasma
What is the pH of blood?
Between 7.35 and 7.45
What are 2 other characteristics of blood? (What does it contain, and what kind of tissue is it?) (2)
- Contains solids
- Fluid connective tissue
What does the spleen filter? What does it form? What does it store? (3)
- Filters blood
- Stores platelets
- Forms lymphocytes
What does the thymus build up?
Builds immune system
Why is zinc risky to take when not feeling well?
Bacteria feeds on zinc, making sickness worse
What response happens when histamines cause blood vessels to leak white blood cells?
Inflammatory response
What are delayed hypersensitivities?
Reaction happens hours or days after exposure
What three things can cause delayed hypersensitivities? (3)
- Poison ivy
- Deodorant
- Cosmetics
How do antihistamines work? What do they prevent the release of?
Prevent allergic response by not releasing histamine
What are these examples of:
- Graves
- Rheumatoid Arthritis (RA)
- Multiple Sclerosis (MS)
Autoimmune diseases
What do B-Cells do?
Produce antibodies
What do T-Cells do?
Recognize foreign antibodies
What do lymphatic vessels do? What do they slurp up?
- Slurp of gases, nutrients, and waste
Where does the apex of the heart point towards? Where is it relative to the lungs? (2)
- Points towards left hip
- Relative to the top of lungs
Where does the base of the heart point towards? Where is it relative to the lungs? (2)
- Points towards the right shoulder
- Relative to the bottom of the lungs
What is the sac that encloses the heart?
Pericardium