Chapter 8 reviewBones, Muscles, and Skin

What are the levels of organization in the body? 10 points

A. Organs, cells, tissue

B. Cells, tissues, organ

C. Tissue, cells, organs

D. Organ, organ system, tissue

A.Cells, tissues, organ

Define Homeostasis 20 points

A. The body keeping the cells organized

B. Cells growing and reproducing

C. The process of keeping an organisms internal temperature stable

D. Our bodies way of reacting to stress

The process of keeping an organisms internal temperature stable

What is a cell? 30 points The basic unit of structure and function in a

living thing Where inmates are kept The control center of the cell membrane The material within the cell that holds the

organelles

The basic unit of structure and function in a living thing

The ________ is the control center that directs all cell activity. 40 points

A. Cytoplasm

B. Nucleus

C. Mitochondria

D. Cell membrane

A. Nucleus

Which tissue system can contract and shorten, but not lengthen? 50 points

A. Skeletal system

B. Digestive system

C. Muscular system

D. Respiratory system

Muscular system

Which system enables you to see, hear, and think by sending messages to your brain? 10 points

A. Nervous system

B. Circulatory system

C. Endocrine system

D. Excretory system

A. Nervous system

No matter what the temperature is around you, your internal temperature stays around 98.6 degrees. This is due to ________? 20 points

A. Stress

B. Homeostasis

C. Shivering

D. phalanges

Homeostasis

How many bones are in an adult human body? 30 points

A. 275

B. 250

C. 209

D. 206

206

Which is the longest bone in the human body? 40 points

A. Femur

B. Tibia

C. Sternum

D. clavicle

A. Femur

Why is the vertebral column the center of the skeleton? 50 points

A. The bones in the skeleton are someway connected to the backbone

B. The backbone is the longest bone in the body

C. It is the strongest bone in the body

D. Because it is in the center of the body

A. The bones in the skeleton are someway connected to the backbone

How many phalanges are on 1 foot? 10 points

A. 3

B. 4

C. 2

D. 5

D. 5

How are movable joints held together? 20 points

A. Ligaments

B. Cartilage

C. Spongy bone

D. screws

A. Ligaments

This connective tissue covers the ends of bones keeping them from rubbing together. 30 points

A. Ligaments

B. Calcium

C. Hinge joint

D. Cartilage

A. cartilage

______ are complex living structuresthat undergo growth and development?40 points

A. Bones

B. Joints

C. Teeth

D. Vertebrae

A. Bones

If you cut your bone, would it bleed? 50 points but you must say why…..

A. Yes

B. No

A. Yes because it has blood vessels in it

What part of the bone is hard and dense, but not solid? 10 points

A. Bone marrow

B. Spongy bone

C. Compact bone

D. Outer membrane

A. Compact bone

How can you keep your bones healthy? 20 points

A. Healthy diet and exercise

B. Watching TV 2 hours a day

C. Getting an “A” in science class

D. Learning to surf

A. Healthy diet and exercise

________ is a condition in which the body’s bones become weak and brittle. 30 points

A. Arthritis

B. Osteoporosis

C. Diabetes

D. Tendonitis

A. Osteoporosis

What is the difference between an MRI and an X-Ray? 40 points

A. An x-ray shows soft tissue and bone

B. An MRI shows bones and soft tissue

C. An X-Ray only shows soft tissue

D. An MRI shows only bone

An MRI shows bones and soft tissue

A ______ is a break in the bone. 50 points

A. Fracture

B. Sprain

C. Dislocation

D. Tooth ache

A. Fracture

_______ ________ are muscles you have control of. 10 points

A. Involuntary muscles

B. Voluntary muscles

C. Skeletal muscles

D. Smooth muscles

A. Voluntary muscles

Your body has 3 types of muscle tissue. They are: 20 points

A. Skeletal muscle, nerve muscle, cardiac muscle

B. Skeletal muscle, smooth muscle, cardiac muscle

C. Smooth muscle, involuntary muscle, tendons

D. Biceps, triceps, quadriceps

Skeletal muscle, smooth muscle, cardiac muscle

These muscles are attached to the bones of your skeleton. 30 points

A. Cardiac muscles

B. Smooth or striated muscles

C. Skeletal muscles

D. Nerve endings

A. Skeletal muscles

These muscles are involuntary. They work automatically to control certain movements inside your body. 40 points

A. Smooth muscles

B. Skeletal muscles

C. Organs

D. tissues

A. Smooth muscles

These muscles must work in pairs. 50 points

A. Smooth muscles

B. Cardiac muscles

C. Skeletal muscles

A. Skeletal muscles

This is the largest organ in the body 10 points

A. Femur

B. Liver

C. Heart

D. Skin

A. Skin

The skin covers and protects the body from injury, infection, and water loss. 20 points

A. True

B. False

A. True

This is the topmost layer of the skin. It is made up of dead skin cells. 30 points

A. Epidermis

B. Dermis

C. Follicle

D. pore

A. Epidermis

This layer of the skin contains nerve and blood vessels 40 points

A. Melanin

B. Dermis

C. Acne

D. Epidermis

Dermis

This is a pigment that gives skin its color. It is what gives you an awesome sun tan! 50 points

A. Blood vessels

B. Dermis

C. Melanin

D. Sweat gland

A. Melanin

How does skin provide information about the environment? 10 points

A. By producing vitamin D

B. By nerves in the skin

C. Through perspiration

D. By reading the daily horoscope

A. By nerves in the skin

The sunlight helps produce this vitamin through skin cells 30 points

A. Vitamin A

B. Vitamin D

C. Vitamin C

D. This does not happen

A. Vitamin D