Sense Organs & Coordination

Question 1

Structures Of The Nervous System

Answer 1

Brain
Sensory Neurons
Motor Neurons

Question 2

Function of the Brain

Answer 2

Takes information from our senses, moves our muscles,

Helps with things like breathing and heartbeat.

Question 3

Function of the Sensory Neurons

Answer 3

They send messages about what’s happening around us and inside our bodies to the main nervous system.

Question 4

Function of the Motor Neurons

Answer 4

They make your muscles move and help with things like talking and walking.

Question 5

Features of the Nervous System

Answer 5

Receptors
Control
Effects

Question 6

Receptors

Answer 6

Special cells or parts that notice things and turn them into electricity to send to the brain..

Question 7

Control

Answer 7

Manages the body by sending and getting signals through nerve cells.

Question 8

Effects

Answer 8

Signals from the brain and spine can make muscles tighten or loosen, making the body move or react in different ways.

Question 9

Endocrine System

Answer 9

A group of glands that make and send hormones into the blood to control different body jobs and keep things balanced.

Question 10

Functions of the Endocrine System:

Answer 10

Regulation of metabolism
Regulation of growth and development
Regulation of reproduction

Question 11

Endocrine Glands

Answer 11

Pituitary gland
Thyroid gland
Adrenal gland
Pancreas
Ovaries
Testes

Question 12

Function Of Pituitary gland

Answer 12

It manages how much water is in the blood and body fluids by deciding how much water the kidneys keep.

Question 13

Function Of Thyroid gland

Answer 13

Controls the rate of metabolism and energy production in cells, and physical growth and mental development

Question 14

Function Of Testes

Answer 14

Controls the development of male reproductive organs and secondary sexual characteristics at puberty.

Question 15

Function Of Ovaries

Answer 15

Controls the development of female

Question 16

Function Of Pancreas

Answer 16

Regulate blood glucose levels

Question 17

Function Of Adrenal glands

Answer 17

Released in large amounts when frightened, excited or anxious.

Question 18

Ectothermic Animals

Answer 18

Rely primarily on external sources of heat to regulate their body temperature

Question 19

Endothermic Animals

Answer 19

Your body makes its own warmth to keep a steady temperature, no matter how hot or cold it is outside.

Question 20

Advantages of Endothermy

Answer 20

Temperature regulation
Increased metabolic flexibility

Question 21

Feedback Control Process

Answer 21

Set range of values
Detection of Deviation
Response

Question 22

Sense Organs

Answer 22

Eyes
Ears
Nose
Tongue
Skin

Question 23

Sight Defects

Answer 23

Short-sightedness
Long-sightedness
Glaucoma
Cataract

Question 24

Short-sightedness

Answer 24

A person with short sight can see near objects clearly, but distant objects are out of focus

Question 25

Long-sightedness

Answer 25

A person with long sight can see distant objects clearly, but near objects are out of focus

Question 26

Glaucoma

Answer 26

This is when the fluid pressure inside the eye goes up because the liquid can’t flow out properly.

Question 27

Cataract

Answer 27

A cataract is a cloudy area that forms in the lens.