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biology learning outcomes > SMS and divide/multiplying > Flashcards

SMS and divide/multiplying Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

What are the two internal communication systems in a animal?

A

The nervous system and the endocrine system

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1
Q

What must multicellular organisms do with each other for survival?

A

Communicate

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2
Q

What is the nervous system composed of?

A

The brain, the spinal cord and the nerves

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3
Q

What is the central nervous system composed of?

A

The brain and the spinal cord

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4
Q

What are the five sense organs that detect changes in environmental conditions?

A

Taste, smell, touch, sight, and hearing

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5
Q

What transmits information along neurones?

A

Electrical impulses

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6
Q

What are neurones separated by?

A

Tiny gaps called Synapse

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7
Q

What do nerve cells have to link with other nerve cells?

A

They have long connections

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8
Q

What is the cerebrum for?

A

For memory, thinking and personality.

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9
Q

What is the cerebellum for?

A

Co-ordinate a muscle movement

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10
Q

What is the Medulla in charge of?

A

Essential functions like breathing and heart rate

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11
Q

Name three reflex responses?

A

Blinking, coughing and sneezing

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12
Q

What is a reflex action?

A

A reflex action is a rapid response to a stimulus which indicates danger.

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13
Q

What does a reflect action do?

A

Reflex actions protect the organism and increase chance of survival.

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14
Q

CNS processes information from the senses and sends out messages along motor neurones. Why?

A

To bring about a response in either a muscle or a gland.

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15
Q

What are the two main organs in the endocrine system?

A

Gland and hormones

16
Q

What is gland?

A

An organ or a group of cells which produce a substance

17
Q

What is a hormone?

A

A chemical messenger that is produced by glands

18
Q

What does the endocrine system release into the blood stream?

A

Hormones

19
Q

What does thyroid produce? And what is the target organ?

A

The thyroid produces thyroxine and the target organ is muscle tissue.

20
Q

What does the adrenal produce and what does it target?

A

The adrenal produces adrenaline and it targets the organs heart, liver, brain and muscles

21
Q

What does the pancreas produce? And what is the target organ?

A

The pancreas produces insulin and glucagon and they both target the liver organ

22
Q

What are the three stages that the endocrine works by?

A
  1. Hormone released into the blood.
  2. Hormones attach to receptors on the surface if the target organ cells.
  3. The hormone then causes a response.

biology learning outcomes (8 decks)

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