NERVOUS SYSTEM AND ENDOCRINE SYSTEM

Indicate which TWO of the following postulates make part of the Cell Theory.

• The cells had its origin in the deep seas.

• Oranisms can be unicellular and multicellular.

• Bacteria cannot be considered alive due to its lack of nuclear membrane.

• The cell is the smallest living entity.

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NGSS.MS-LS1-1

COMPLETE:

The ....... microscopy has a high level of detail of the specimen being looked at, the images will be ....... due to the electrons being smaller than the particles of light.

• Light, detailed.

• Transmission, flat.

• Electron, colourless

• Fluorescent, bright.

MARK THE TWO CORRECT OPTIONS.

Which TWO things is the image showing?

• Cells of the same type in different organs

• Cells composing a tissue of an organ.

• The colour of cells in different organs.

• A special arrangement of cells

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Muscular tissue is special for the organs or structures that...

• Move or perform any motion as parte of their natural process.

• Need glucose to perform metabolic functions.

• Are colored red, which translates in more oxygen used for cellular respiration.

• Protect more important structures and organs.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The ......... ...... is very important for homeostasis, in here cells exchange ........ and ...... that come from the blood in our body.

• Thyroid gland, hormones, solids.

• Spinal cor, gases, nutrients

• Cellular matrix, cells, organelles.

• Interstitial fluid, nutrients, gases

Tags

NGSS.MS-LS1-3

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The nervous system is divided in...

• Central and Peripheral Nervous system.

• Cerebral and Spinal Nervous system.

• Motor and Sensory Nervous system.

• Is not divided.

What is the image describing?

• The amount of limbs and parts in our body.

• The color of our brain and how small these regions are.

• The shape of our brain according to the part it controls.

• The part of our brain in charge of motion and sensations.

The ___ is the extension of the neuron that transport electrical signas to other neurons.

MARK THE TWO CORRECT OPTIONS:

The neuron is a cell thanks to the fact that...

• It has a long part called the axon.

• It is covered in myelin sheats that protect the axons.

• It has a nucleus with genetic material in it.

• It contains cytoplasm, the structure of any cell.

Tags

NGSS.MS-LS1-2

The axon finishes as an extension.

• Yes, it branches into smaller axons

• No, it becomes more dendrites.

• Yes, it gets cut into small dendrites.

• No, it finishes at the last myelin sheat.