biology Flashcards
an animal and plant cell both contain…
Cytoplasm, Nucleus , cell membrane
Vacuole
filled with sap, keeps shape of a cell.
Cell wall
made from cellulose and strengthens plant
Chloroplast
the sight of photosynthesis
Animal, plant and fungi cells are all…
part of a group called eukaryotic cells.
bacteria
made of single cells
ciliated cell
found in passages used for breathing, usually work alongside goblet cells which produce mucus
Arteries
Arteries, carry oxygenated blood away from your heart
Arteries have a small lumen
Capillaries
Capillaries, connect the arteries and veins
Veins
Veins carry blood into the heart
What is the main female reproductive hormone
Oestrogen
Lacteal
Tube that absorbs the products of fat digestion before returning them to the blood
Permeable
Digested food can pass through easily
Villus
Large network of capillaries
FSH
Causes the egg to mature in the ovarie
Stimulate the ovaries to release oestrogen
LH
Causes the egg to be released from the ovarie (on average day 14)
Oestrogen and progesterone
Maintain the uterus lining
Progesterone inhibits FSH and LH release
Oestrogen inhibits FSH release and stimulates LH release
Hormone
Chemical messengers which are transported in your blood
What do hormones do
They attach to receptors on certain cells or organs to bring about a response
Where are hormones released
Glands
Are hormones fast
They have slower effects than nerves but the effects last much longer
HT
Produced by the thyroid gland
Stimulates metabolic rate
Important in growth and development
