Cells and Tissues
During diffusion, molecules move from ______ concentration to _______ concentration?
HIGH to LOW
Why is ATP useful? Name 5 reasons
Growth, heat production, cell division, movement, biomedical processes
What are the 3 functions of respiratory system?
Produce Speech
Protect against infection
gain oxygen, release carbon dioxide
__________ circulation carries blood to the brain
Pulmonary
What is it called when food is squeezed through the small intestine
Peristalsis
What part of the cell membrane is hydrophobic?
Phospholipid Tail
What is a catabolic reaction?
Breaking down molecules
The diaphragm moves down during what process?
Inspiration
Erythrocytes make up what percentage of the blood?
45%
What are the main 7 food groups?
Carbohydrates, protein, fat(lipids), minerals, vitamins, fibre and water
What are the three forms of passive transport?
diffusion, facilitated diffusion an osmosis
What is glycolysis? What does it make?
The process in which 1 molecule of glucose is turned into 2 molecules of pyruvic acid.
The trachea has 1 main feature for protection? What is it?
C shaped Cartledge
What is the name of the valve between the right atrium and ventricle?
Tricuspid Valve
What does the ileum do?
Absorbs remaining nutrients and sends left over waste for excretion
What are the two types of vesicular transport?
Exocytosis
Endocytosis
What is the equation for cellular respiration in words?
Glucose+oxygen -> carbon dioxide+water+energy
What is the role of lymphatic system?
Defend against infection.
'O' blood types can give blood to what other blood group?
A, B, AB and O
Name one enzyme in the mouth, stomach and small intestine?
Mouth -
Stomach -
Small Intestine -
During the Kreb Cycle, what molecules are created?
2CO2
FADH2
3NADH
ATP