Cells and Tissue (5)

Question 1

What are Cells?

Answer 1

Basic building blocks of all living things

Question 2

What is the Nucleus?

Answer 2

The Cell’s command centre, gives directions, to grow, mature, divide or die.
Houses the DNA and Proteins

Question 3

What does DNA stand for?

Answer 3

Deoxyribonucleic acid (hereditary material in nearly all living things)
- shaped = Double Helix

Question 4

What are proteins? and what do they do?

Answer 4

Proteins are wrapped by DNA to form a chromosome

Question 5

White Cells (formed by tissues)

Answer 5

• Scar tissue formation

- Promote antibodies

Question 6

White Blood Cells

Answer 6

(Leucocytes)
Formed by bone marrow, combat bacterial infections
- lack of wbc = Leukopenia
- too many wbc = Leukemia

Question 7

Basal Cells

Answer 7

Produce complex cells (bone marrow, cornea, skin etc.)

Question 8

Alveolar Cells

Answer 8

Located in lungs, absorb oxygen and release CO2

Question 9

Bile Duct Cells

Answer 9

Associated with digestion

Question 10

Cells of the tubules of the kidneys

Answer 10

produces hormones that control body functions (regulate blood pressure, producing, minerals and fluid, produce red blood cells)

Question 11

Endothelial Cells

Answer 11

Line the heart and blood vessels

Question 12

Connective Tissues include:

Answer 12

Muscles, Tendons, ligaments

Question 13

Red Blood Cells

Answer 13

(Erythrocytes)

• Contain hemoglobin that carries oxygen and collects CO2
• Decrease in hemoglobin causes Anemia

Question 14

Platlets

Answer 14

(Thrombocytes)

- for blood clotting

Question 15

Fraction for Red to White Cells

Answer 15

1/600

red/white