Test Flashcards
Gamete
A sex cell, in humans it’s the sperm and egg
Ovum
Female gamete of flowering plants
Stigma
The part of a female reproductive structure in flowering plants
Ovary
The enlarged basal portion of the carpel that contains the ovum
Stamen
Male reproductive structures in a flowering plant
Pollen
Male gamete of a flowering plant
Pollination
The transfer of pollen to a stigma
Self pollination
The pollination of a flower by pollen from the same flower or from another flower on the same plant
Blood
The liquid that circulates in the blood vessels and contains a combination of cells, cell fragments, liquid and dissolved substances.
Blood vessel
A tube in the body that carries blood
Vein
A thin blood vessel that carries blood back to the heart
Artery
The largest blood vessels, they have thick muscular walls to cope with the high pressure.
Capillary
A blood vessel with a wall only one cell thick, allowing for substances to easily pass into and out of the blood.
Metabolism
A chemical reaction the occurs in the body
Urea
A form of nitrogen waste product formed by the body
Excretion
The process of removing waste from the body
Nephron
A tiny structure in the kidneys that filters the blood
Cartilage
A firm flexible connection tissue that reduces the friction between joint bones
Ligament
A type of connective tissue that connects bones to other bones
Tissue
A group of cells that keeps the body to its-self
Tendon
A type of connective tissue that connects muscle to bones
Pharynx
The throat that connects the mouth to the oesophagus
Trachea
The large tube that connects the throat to the bronchi, Carries air in and out of the body
Bronchi
The air passages that carry air in and out of the lungs; airways
Alveoli
Tiny air sacs in the lungs where gas exchange occurs
Diaphragm
The dome shaped muscle that is attracted to the ribs and moves up and down beneath the lungs
Oestrogen
A hormone that promotes the female characteristics of the body
Testosterone
A hormone that simulates the development of male secondary sexual characteristics
Ovulation
The release of an egg from an ovary
Foetus
The unborn offspring of an animal that develops from an embryo
Menstruation
The cycle involving the release of an egg and preparation of the uterus for pregnancy
Somatic cells
All body cells except for gametes
Mitosis
The process of cell division in which gametes are produced
Parent cell
The cell from which other cells develop during cell division
Daughter cell
A cell the results from a parent cell division
Chromosomes
DNA molecules that carry genetic information
Haploid
Having a single set of unpared chromosomes
Diploid
Having a set of paired chromosomes
