Unit 7 Study Guide

Question 1

what directs all the actives of the cell

Answer 1

Nucleus

Question 2

what tissue carries messages from brain to body and back

Answer 2

nervous; ex: brain cells

Question 3

Muscle Tissue function

Answer 3

makes your body move

Question 4

where do you find connective tissue

Answer 4

in between other tissues everywhere in the body, including the nervous system

Question 5

the process by which an organism’s internal environment is kept stable in spite of changes in the external environment

Answer 5

homeostasis

Question 6

internal body temperature

Answer 6

98.6F

Question 7

what system makes blood cells

Answer 7

bone marrow

Question 8

what are the five major functions of skeleton

Answer 8

shape and support, move, protects your organs, blood cells and stores minerals

Question 9

the bone that makes of the center of the skeleton

Answer 9

backbone

Question 10

motion of a hinge joint

Answer 10

forward and backward

Question 11

bone to bone connector / joint connector versus Muscle to Bone connector

Answer 11

A ligament is the strongest connective tissue that attaches bone to bone

Question 12

what is a newborn baby made of

Answer 12

cartilage

Question 13

The 26 small bones that make up the backbone are the

Answer 13

veterbrate

Question 14

soft connective tissue in the spaces in the bone

Answer 14

marrow

Question 15

why are dairy products helpful

Answer 15

bone health

Question 16

what does exercise do for the bones

Answer 16

regular exercise is important for maintaining both the strength of the muscle and its flexability

Question 17

where is compact bone

Answer 17

long bones

Question 18

how can you prevent osteoporosis

Answer 18

by being healthy

Question 19

cardiac muscle

Answer 19

heart

Question 20

characteristics of muscle tissue +definition

Answer 20

cells made to contract and relax to produce movement biceps, triceps
contractility, excitability, extensibility, and elasticity

Question 21

how do muscle pairs work together

Answer 21

Muscle pairs work together like a team: one muscle does the main work , like your biceps when you bend your arm, while the other, such as your triceps, relaxes to allow the movement. They coordinate to make your movements smooth and balanced.

Question 22

Why must they work in pairs?

Answer 22

Muscles work in pairs to make movements smooth, balanced, and stable, helping prevent injuries and making movements more efficient.

Question 23

action of muscle tissue

Answer 23

Muscle tissue makes your body move, keeps you stable, generates heat, and helps your blood circulate.

Question 24

why is exercise good for muscles

Answer 24

it can improve your muscle strength

Question 25

reaction of your body potentially threatening, challenging or disturbing events

Answer 25

stress

Question 26

what systems are at work for you to sense the heat or pain when you touch a hot pain

Answer 26

the nerves in your skin shoot a message of pain to your brain

Question 27

Job of tissue to organ…more or less complex

Answer 27

Tissue in an organ can have a simple job, like providing structural support or lining surfaces.

Question 28

why do we shiver and or sweat

Answer 28

your body maintains a temperature of 98.6F through sweating and shivering

Question 29

ligaments protect what

Answer 29

Ligaments protect joints by connecting bones and providing stability to prevent excessive movement or dislocation.

Question 30

where are blood cells produced

Answer 30

bone marrow

Question 31

how does a muscle size change when you exercise it or work it out

Answer 31

When you exercise, your muscles get stressed and develop tiny tears. Your body repairs these tears by adding more protein, making the muscles bigger and stronger over time.

Question 32

organization of cells to organ systems

Answer 32

cells, tissue, organ, organ system

Question 33

what makes up internal part of cell

Answer 33

the inside of a cell has a jelly-like substance called cytoplasm. It also contains tiny structures called organelles that do different jobs, like making energy (mitochondria) or storing materials (vacuoles). These parts work together to keep the cell functioning.

Question 34

what protects the brain

Answer 34

the bones of the skull

Question 35

types of joints

Answer 35

hinge, ball and socket, pivot, sliding

Question 36

keep bones healthy

Answer 36

diet and exercise

Question 37

minerals for strong bones

Answer 37

calcium and phosphorus.

Question 38

voluntary vs. involuntary types of muscle

Answer 38

voluntary: you can control
involuntary: you can’t control

Question 39

different systems functions example endocrine immune and others

Answer 39

The endocrine system regulates hormones, the immune system fights off infections, and the nervous system controls body movements.