Biology B2A Flashcards

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1
Q

What is diffusion?

A

The spreading out of particles from an area of high concentration to a low concentration.

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2
Q

Which part of a cell do particles diffuse through?

A

The membrane.

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3
Q

How are cells grouped?

A

cells, tissues, organs, organ systems.

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4
Q

What are the different organs?

A

Samuel you are a little shit. :) ;P

The heart, brain, pancreas, small intestine, large intestine, salivary gland, liver, stomach, anal sphincter, Mouth Teeth
Tongue

Salivary glands Parotid glands
Submandibular glands
Sublingual glands

Pharynx
Esophagus
Stomach
Small intestine Duodenum
Jejunum
Ileum

Large intestine
Liver Gallbladder

Pancreas

Respiratory system[edit]

Main article: Respiratory system
Nasal cavity
Pharynx
Larynx
Trachea
Bronchi
Lungs
Diaphragm

Urinary system[edit]

Main article: Urinary system
Kidneys
Ureters
Bladder
Urethra

Reproductive organs[edit]

Female reproductive system[edit]

Main article: Female reproductive system
Internal sex organs Ovaries
Fallopian tubes
Uterus
Vagina

External sex organs Vulva
Clitoris

Placenta

Male reproductive system[edit]

Main article: Male reproductive system
Internal sex organs Testes
Epididymis
Vas deferens
Seminal vesicles
Prostate
Bulbourethral glands

External sex organs Penis
Scrotum

Endocrine glands[edit]

Main article: Endocrine system
Pituitary gland
Pineal gland
Thyroid gland
Parathyroid glands
Adrenal glands
Pancreas

Circulatory system[edit]

Cardiovascular system[edit]

Main article: Cardiovascular system

See also: List of arteries of the human body and List of veins of the human body
The heart
Arteries
Veins
Capillaries

Lymphatic system[edit]

Main article: Lymphatic system
Lymphatic vessel
Lymph node
Bone marrow
Thymus
Spleen

Nervous system[edit]

Main article: Nervous system

Central nervous system[edit]
The brain Cerebral hemispheres
Diencephalon

The brainstem Midbrain
Pons
Medulla oblongata

Cerebellum
The spinal cord
The ventricular system Choroid plexus

Peripheral nervous system[edit]

See also: List of nerves of the human body
Nerves Cranial nerves
Spinal nerves

Sensory organs[edit]

Main article: Sensory system
Eye Cornea
Iris (anatomy)
Ciliary body
Lens
Retina

Ear Outer ear Earlobe

Eardrum
Middle ear Ossicles

Inner ear Cochlea
Vestibule of the ear
Semicircular canals

Olfactory epithelium
Tongue Taste buds

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5
Q

Name some specialised cells.

A

The sperm & egg, palisade leaf cells, guard cells, red blood cells.

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6
Q

What is the rate of photosynthesis effected by?

A

Temperature, light, concentration OF CO2, food and water.

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7
Q

What is the difference between a quadrat and a transect?

A

Quadrat compares the amount of different organisms.

Transect measures the distribution of an organism.

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8
Q

Chloroplast?

A

Used in photosynthesis, makes food for the plant. Contains Chlorophyll which gives the leaf a green pigment.

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9
Q

Vacuole?

A

Contains cell sap which contains the sugar and salts for the plant.

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10
Q

Cell wall?

A

Made of cellulose - supports and strengthens the cell.

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11
Q

Ribosomes?

A

Where proteins are made.

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12
Q

Mitochondria?

A

Where respiration happens - Gives cell energy.

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13
Q

Cell membrane?

A

Holds cell together and controls what enters and exits the cell.

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14
Q

Cytoplasm?

A

Gel-like substance (with enzymes) where chemical reactions happen.

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15
Q

Nucleus?

A

Contains genetic material which controls cell activities.

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